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From:Marc Alff Date:March 5 2010 5:02pm
Subject:bzr commit into mysql-next-mr-bugfixing branch (marc.alff:3128)
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#At file:///home/malff/BZR_TREE/mysql-next-mr-bugfixing-51295/ based on revid:marc.alff@stripped7ggb77781oufa

 3128 Marc Alff	2010-03-05 [merge]
      local merge

    added:
      mysql-test/include/ctype_utf8mb4.inc
      mysql-test/r/ctype_utf8mb4_heap.result
      mysql-test/r/ctype_utf8mb4_innodb.result
      mysql-test/r/ctype_utf8mb4_myisam.result
      mysql-test/r/ctype_utf8mb4_ndb.result
      mysql-test/suite/sys_vars/r/log_error_func.result
      mysql-test/suite/sys_vars/r/log_error_func2.result
      mysql-test/suite/sys_vars/r/log_error_func3.result
      mysql-test/suite/sys_vars/t/log_error_func.cnf
      mysql-test/suite/sys_vars/t/log_error_func.test
      mysql-test/suite/sys_vars/t/log_error_func2.cnf
      mysql-test/suite/sys_vars/t/log_error_func2.test
      mysql-test/suite/sys_vars/t/log_error_func3.test
      mysql-test/t/ctype_utf8mb4_heap.test
      mysql-test/t/ctype_utf8mb4_innodb.test
      mysql-test/t/ctype_utf8mb4_myisam.test
      mysql-test/t/ctype_utf8mb4_ndb.test
    modified:
      include/m_ctype.h
      mysql-test/collections/default.experimental
      mysql-test/r/ctype_utf8mb4.result
      mysql-test/r/sp-destruct.result
      mysql-test/t/ctype_utf8mb4.test
      mysql-test/t/sp-destruct.test
      sql-common/client.c
      sql/mysql_priv.h
      sql/mysqld.cc
      sql/sql_parse.cc
      sql/sys_vars.cc
      strings/ctype-uca.c
      strings/ctype-ucs2.c
      strings/ctype-utf8.c
=== modified file 'include/m_ctype.h'
--- a/include/m_ctype.h	2010-02-24 09:15:34 +0000
+++ b/include/m_ctype.h	2010-03-04 11:00:32 +0000
@@ -38,6 +38,7 @@ extern "C" {
 
 #define my_wc_t ulong
 
+#define MY_CS_REPLACEMENT_CHARACTER 0xFFFD
 
 /*
   On i386 we store Unicode->CS conversion tables for

=== modified file 'mysql-test/collections/default.experimental'
--- a/mysql-test/collections/default.experimental	2010-03-02 07:24:32 +0000
+++ b/mysql-test/collections/default.experimental	2010-03-05 09:28:45 +0000
@@ -4,6 +4,7 @@
 binlog.binlog_multi_engine               # joro : NDB tests marked as experimental as agreed with bochklin
 
 funcs_1.charset_collation_1              # depends on compile-time decisions
+funcs_1.myisam_views @solaris            # Bug#50595 2010-03-05 alik funcs_1.myisam_views takes longer time on 6.0 branch than 5.1 branch
 
 main.information_schema                  # Bug#47449 2009-09-19 alik main.information_schema and innodb.innodb_information_schema fail sporadically
 main.lock_multi_bug38499                 # Bug#47448 2009-09-19 alik main.lock_multi_bug38499 times out sporadically

=== added file 'mysql-test/include/ctype_utf8mb4.inc'
--- a/mysql-test/include/ctype_utf8mb4.inc	1970-01-01 00:00:00 +0000
+++ b/mysql-test/include/ctype_utf8mb4.inc	2010-03-05 08:17:19 +0000
@@ -0,0 +1,1858 @@
+#
+# Tests with the utf8mb4 character set
+#
+--disable_warnings
+drop table if exists t1,t2;
+--enable_warnings
+
+--echo #
+--echo # Start of 5.5 tests
+--echo #
+
+set names utf8mb4;
+
+select left(_utf8mb4 0xD0B0D0B1D0B2,1);
+select right(_utf8mb4 0xD0B0D0B2D0B2,1);
+
+select locate('he','hello');
+select locate('he','hello',2);
+select locate('lo','hello',2);
+select locate('HE','hello');
+select locate('HE','hello',2);
+select locate('LO','hello',2);
+select locate('HE','hello' collate utf8mb4_bin);
+select locate('HE','hello' collate utf8mb4_bin,2);
+select locate('LO','hello' collate utf8mb4_bin,2);
+
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2);
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2);
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2);
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin);
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin);
+
+select length(_utf8mb4 0xD0B1), bit_length(_utf8mb4 0xD0B1), char_length(_utf8mb4 0xD0B1);
+
+select 'a' like 'a';
+select 'A' like 'a';
+select 'A' like 'a' collate utf8mb4_bin;
+select _utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%');
+
+# Bug #6040: can't retrieve records with umlaut
+# characters in case insensitive manner.
+# Case insensitive search LIKE comparison
+# was broken for multibyte characters:
+select convert(_latin1'G�Andr�using utf8mb4) like CONVERT(_latin1'G�TER%' USING utf8mb4);
+select CONVERT(_koi8r'��' USING utf8mb4) LIKE CONVERT(_koi8r'�' USING utf8mb4);
+select CONVERT(_koi8r'�' USING utf8mb4) LIKE CONVERT(_koi8r'��' USING utf8mb4);
+
+#
+# Check the following:
+# "a"  == "a "
+# "a\0" < "a"
+# "a\0" < "a "
+
+SELECT 'a' = 'a ';
+SELECT 'a\0' < 'a';
+SELECT 'a\0' < 'a ';
+SELECT 'a\t' < 'a';
+SELECT 'a\t' < 'a ';
+
+#
+# The same for binary collation
+#
+SELECT 'a' = 'a ' collate utf8mb4_bin;
+SELECT 'a\0' < 'a' collate utf8mb4_bin;
+SELECT 'a\0' < 'a ' collate utf8mb4_bin;
+SELECT 'a\t' < 'a' collate utf8mb4_bin;
+SELECT 'a\t' < 'a ' collate utf8mb4_bin;
+
+eval CREATE TABLE t1 (a char(10) character set utf8mb4 not null) ENGINE $engine;
+INSERT INTO t1 VALUES ('a'),('a\0'),('a\t'),('a ');
+--sorted_result
+SELECT hex(a),STRCMP(a,'a'), STRCMP(a,'a ') FROM t1;
+DROP TABLE t1;
+
+#
+# Fix this, it should return 1:
+#
+#select _utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD091,_utf8mb4 '%');
+#
+
+#
+# Bug 2367: INSERT() behaviour is different for different charsets.
+#
+select insert('txs',2,1,'hi'),insert('is ',4,0,'a'),insert('txxxxt',2,4,'es');
+select insert("aa",100,1,"b"),insert("aa",1,3,"b");
+
+#
+# LELF() didn't work well with utf8mb4 in some cases too.
+#
+select char_length(left(@a:='тест',5)), length(@a), @a;
+
+
+#
+# CREATE ... SELECT
+#
+eval create table t1 ENGINE $engine select date_format("2004-01-19 10:10:10", "%Y-%m-%d");
+show create table t1;
+select * from t1;
+drop table t1;
+
+#
+# Bug#22646 LC_TIME_NAMES: Assignment to non-UTF8 target fails
+#
+set names utf8mb4;
+set LC_TIME_NAMES='fr_FR';
+eval create table t1 (s1 char(20) character set latin1) engine $engine;
+insert into t1 values (date_format('2004-02-02','%M'));
+select hex(s1) from t1;
+drop table t1;
+eval create table t1 (s1 char(20) character set koi8r) engine $engine;
+set LC_TIME_NAMES='ru_RU';
+insert into t1 values (date_format('2004-02-02','%M'));
+insert into t1 values (date_format('2004-02-02','%b'));
+insert into t1 values (date_format('2004-02-02','%W'));
+insert into t1 values (date_format('2004-02-02','%a'));
+--sorted_result
+select hex(s1), s1 from t1;
+drop table t1;
+set LC_TIME_NAMES='en_US';
+
+
+#
+# Bug #2366  	Wrong utf8mb4 behaviour when data is truncated
+#
+set names koi8r;
+eval create table t1 (s1 char(1) character set utf8mb4) engine $engine;
+insert into t1 values (_koi8r'�');
+select s1,hex(s1),char_length(s1),octet_length(s1) from t1;
+drop table t1;
+
+if (!$is_heap)
+{
+eval create table t1 (s1 tinytext character set utf8mb4) engine $engine;
+}
+if ($is_heap)
+{
+eval create table t1 (s1 varchar(255) character set utf8mb4) engine $engine;
+}
+insert into t1 select repeat('a',300);
+insert into t1 select repeat('�,300);
+insert into t1 select repeat('a�,300);
+insert into t1 select repeat('�',300);
+insert into t1 select repeat('�',300);
+--sorted_result
+select hex(s1) from t1;
+--sorted_result
+select length(s1),char_length(s1) from t1;
+drop table t1;
+
+if (!$is_heap)
+{
+eval create table t1 (s1 text character set utf8mb4) engine $engine;
+}
+if ($is_heap)
+{
+eval create table t1 (s1 varchar(255) character set utf8mb4) engine $engine;
+}
+insert into t1 select repeat('a',66000);
+insert into t1 select repeat('�,66000);
+insert into t1 select repeat('a�,66000);
+insert into t1 select repeat('�',66000);
+insert into t1 select repeat('�',66000);
+--sorted_result
+select length(s1),char_length(s1) from t1;
+drop table t1;
+
+#
+# Bug #2368 Multibyte charsets do not check that incoming data is well-formed
+#
+eval create table t1 (s1 char(10) character set utf8mb4) engine $engine;
+insert into t1 values (0x41FF);
+select hex(s1) from t1;
+drop table t1;
+
+eval create table t1 (s1 varchar(10) character set utf8mb4) engine $engine;
+insert into t1 values (0x41FF);
+select hex(s1) from t1;
+drop table t1;
+
+if (!$is_heap)
+{
+eval create table t1 (s1 text character set utf8mb4) engine $engine;
+insert into t1 values (0x41FF);
+select hex(s1) from t1;
+drop table t1;
+}
+
+#
+# Bug 2699
+# UTF8 breaks primary keys for cols > 333 characters
+#
+if(!$is_heap)
+{
+if(!$is_ndb)
+{
+--error ER_TOO_LONG_KEY
+eval create table t1 (a text character set utf8mb4, primary key(a(371))) engine $engine;
+}
+if($is_ndb)
+{
+--error ER_BLOB_USED_AS_KEY
+eval create table t1 (a text character set utf8mb4, primary key(a(371))) engine $engine;
+}
+}
+
+#
+# Bug 2959
+# UTF8 charset breaks joins with mixed column/string constant
+#
+eval CREATE TABLE t1 ( a varchar(10) ) CHARACTER SET utf8mb4 ENGINE $engine;
+INSERT INTO t1 VALUES ( 'test' );
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a;
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = 'test' and b.a = 'test';
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a and a.a = 'test';
+DROP TABLE t1;
+
+eval create table t1 (a char(255) character set utf8mb4) engine $engine;
+insert into t1 values('b'),('b');
+select * from t1 where a = 'b';
+select * from t1 where a = 'b' and a = 'b';
+select * from t1 where a = 'b' and a != 'b';
+drop table t1;
+
+#
+# Testing regexp
+#
+set collation_connection=utf8mb4_general_ci;
+--source include/ctype_regex.inc
+set names utf8mb4;
+
+#
+# Bug #3928 regexp [[:>:]] and UTF-8
+#
+set names utf8mb4;
+
+# This should return TRUE
+select  'вася'  rlike '[[:<:]]вася[[:>:]]';
+select  'вася ' rlike '[[:<:]]вася[[:>:]]';
+select ' turn FALSE
+select  'васяz' rlike '[[:<:]]вася[[:>:]]';
+select 'zвася'  rlike '[[:<:]]вася[[:>:]]';
+select 'zвасяz' rlike '[[:<:]]вася[[:>:]]';
+
+#
+# Bug #4555
+# ALTER TABLE crashes mysqld with enum column collated utf8mb4_unicode_ci
+#
+eval CREATE TABLE t1 (a enum ('Y', 'N') DEFAULT 'N' COLLATE utf8mb4_unicode_ci) ENGINE $engine;
+ALTER TABLE t1 ADD COLUMN b CHAR(20);
+DROP TABLE t1;
+
+# Customer Support Center issue # 3299 
+# ENUM and SET multibyte fields computed their length wronly 
+# when converted into a char field
+set names utf8mb4;
+eval create table t1 (a enum('aaaa','пробable t1;
+insert into t1 values ('проба');
+select * from t1;
+eval create table t2 engine $engine select ifnull(a,a) from t1;
+show create table t2;
+select * from t2;
+drop table t1;
+drop table t2;
+
+#
+# Bug 4521: unique key prefix interacts poorly with utf8mb4
+# MYISAM: keys with prefix compression, case insensitive collation.
+#
+if (!$is_ndb)
+{
+eval create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine $engine;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaaaaaaaaaa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaaaaaaaaaaa');
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+select c c2 from t1 where c='2';
+select c c3 from t1 where c='3';
+select c cx from t1 where c='x';
+select c cy from t1 where c='y';
+select c cz from t1 where c='z';
+select c ca10 from t1 where c='aaaaaaaaaa';
+select c cb20 from t1 where c=repeat('b',20);
+drop table t1;
+
+#
+# Bug 4521: unique key prefix interacts poorly with utf8mb4
+# InnoDB: keys with prefix compression, case insensitive collation.
+#
+--disable_warnings
+eval create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine=$engine;
+--enable_warnings
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaaaaaaaaaa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaaaaaaaaaaa');
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+select c c2 from t1 where c='2';
+select c c3 from t1 where c='3';
+select c cx from t1 where c='x';
+select c cy from t1 where c='y';
+select c cz from t1 where c='z';
+select c ca10 from t1 where c='aaaaaaaaaa';
+select c cb20 from t1 where c=repeat('b',20);
+drop table t1;
+
+#
+# Bug 4521: unique key prefix interacts poorly with utf8mb4
+# MYISAM: fixed length keys, case insensitive collation
+#
+eval create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine $engine;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('b');
+insert into t1 values ('bb');
+--error ER_DUP_ENTRY
+insert into t1 values ('bbb');
+insert into t1 values ('а');
+insert into t1 values ('аа');
+--error ER_DUP_ENTRY
+insert into t1 values ('ааа');
+insert into t1 values ('б');
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+--error ER_DUP_ENTRY
+insert into t1 values ('ꪪꪪꪪ');
+drop table t1;
+#
+# Bug 4521: unique key prefix interacts poorly with utf8mb4
+# InnoDB: fixed length keys, case insensitive collation
+#
+--disable_warnings
+eval create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine=$engine;
+--enable_warnings
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('b');
+insert into t1 values ('bb');
+--error ER_DUP_ENTRY
+insert into t1 values ('bbb');
+insert into t1 values ('а');
+insert into t1 values ('аа');
+--error ER_DUP_ENTRY
+insert into t1 values ('ааа');
+insert into t1 values ('б');
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+--error ER_DUP_ENTRY
+insert into t1 values ('ꪪꪪꪪ');
+drop table t1;
+#
+# Bug 4531: unique key prefix interacts poorly with utf8mb4
+# Check HEAP+HASH, case insensitive collation
+#
+eval create table t1 (
+c char(10) character set utf8mb4,
+unique key a using hash (c(1))
+) engine=$engine;
+show create table t1;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+--error ER_DUP_ENTRY
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('б');
+--error ER_DUP_ENTRY
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+select c as c_all from t1 order by c;
+select c as c_a from t1 where c='a';
+select c as c_a from t1 where c='б';
+drop table t1;
+
+#
+# Bug 4531: unique key prefix interacts poorly with utf8mb4
+# Check HEAP+BTREE, case insensitive collation
+#
+eval create table t1 (
+c char(10) character set utf8mb4,
+unique key a using btree (c(1))
+) engine=$engine;
+show create table t1;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+--error ER_DUP_ENTRY
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('б');
+--error ER_DUP_ENTRY
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+select c as c_all from t1 order by c;
+select c as c_a from t1 where c='a';
+select c as c_a from t1 where c='б';
+drop table t1;
+
+#
+# Bug 4531: unique key prefix interacts poorly with utf8mb4
+# Check BDB, case insensitive collation
+#
+--disable_warnings
+eval create table t1 (
+c char(10) character set utf8mb4,
+unique key a (c(1))
+) engine=$engine;
+--enable_warnings
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+--error ER_DUP_ENTRY
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('б');
+--error ER_DUP_ENTRY
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+select c as c_all from t1 order by c;
+select c as c_a from t1 where c='a';
+select c as c_a from t1 where c='б';
+drop table t1;
+
+#
+# Bug 4521: unique key prefix interacts poorly with utf8mb4
+# MYISAM: keys with prefix compression, binary collation.
+#
+eval create table t1 (c varchar(30) character set utf8mb4 collate utf8mb4_bin, unique(c(10))) engine $engine;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaaaaaaaaaa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaaaaaaaaaaa');
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+select c c2 from t1 where c='2';
+select c c3 from t1 where c='3';
+select c cx from t1 where c='x';
+select c cy from t1 where c='y';
+select c cz from t1 where c='z';
+select c ca10 from t1 where c='aaaaaaaaaa';
+select c cb20 from t1 where c=repeat('b',20);
+drop table t1;
+
+#
+# Bug 4521: unique key prefix interacts poorly with utf8mb4
+# MYISAM: fixed length keys, binary collation
+#
+eval create table t1 (c char(3) character set utf8mb4 collate utf8mb4_bin, unique (c(2))) engine $engine;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('b');
+insert into t1 values ('bb');
+--error ER_DUP_ENTRY
+insert into t1 values ('bbb');
+insert into t1 values ('а');
+insert into t1 values ('аа');
+--error ER_DUP_ENTRY
+insert into t1 values ('ааа');
+insert into t1 values ('б');
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪfix interacts poorly with utf8mb4
+# Check HEAP+HASH, binary collation
+#
+eval create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using hash (c(1))
+) engine=$engine;
+show create table t1;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+--error ER_DUP_ENTRY
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('б');
+--error ER_DUP_ENTRY
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+select c as c_all from t1 order by c;
+select c as c_a from t1 where c='a';
+select c as c_a from t1 where c='б';
+drop table t1;
+
+#
+# Bug 4531: unique key prefix interacts poorly with utf8mb4
+# Check HEAP+BTREE, binary collation
+#
+eval create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using btree (c(1))
+) engine=$engine;
+show create table t1;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+--error ER_DUP_ENTRY
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('б');
+--error ER_DUP_ENTRY
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+select c as c_all from t1 order by c;
+select c as c_a from t1 where c='a';
+select c as c_a from t1 where c='б';
+drop table t1;
+
+#
+# Bug 4531: unique key prefix interacts poorly with utf8mb4
+# Check BDB, binary collation
+#
+--disable_warnings
+eval create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a (c(1))
+) engine=$engine;
+--enable_warnings
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+--error ER_DUP_ENTRY
+insert into t1 values ('aa');
+--error ER_DUP_ENTRY
+insert into t1 values ('aaa');
+insert into t1 values ('б');
+--error ER_DUP_ENTRY
+insert into t1 values ('бб');
+--error ER_DUP_ENTRY
+insert into t1 values ('ббб');
+select c as c_all from t1 order by c;
+select c as c_a from t1 where c='a';
+select c as c_a from t1 where c=' = failed for gbk, but like works
+# Check MYISAM
+#
+eval create table t1 (
+  str varchar(255) character set utf8mb4 not null,
+  key str  (str(2))
+) engine=$engine;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+drop table t1;
+
+# Bug#4594: column index make = failed for gbk, but like works
+# Check InnoDB
+#
+--disable_warnings
+eval create table t1 (
+  str varchar(255) character set utf8mb4 not null,
+  key str  (str(2))
+) engine=$engine;
+--enable_warnings
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+drop table t1;
+
+# the same for HEAP+BTREE
+#
+
+eval create table t1 (
+  str varchar(255) character set utf8mb4 not null,
+  key str using btree (str(2))
+) engine=$engine;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+drop table t1;
+
+# the same for HEAP+HASH
+#
+
+if (!$is_ndb)
+{
+eval create table t1 (
+  str varchar(255) character set utf8mb4 not null,
+  key str using hash (str(2))
+) engine=$engine;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+drop table t1;
+
+# the same for BDB
+#
+
+#hh
+--disable_warnings
+eval create table t1 (
+  str varchar(255) character set utf8mb4 not null,
+  key str (str(2))
+) engine= $engine;
+--enable_warnings
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+drop table t1;
+}
+
+#
+# Bug #5397: Crash with varchar binary and LIKE
+#
+eval CREATE TABLE t1 (a varchar(32) BINARY) CHARACTER SET utf8mb4 ENGINE $engine;
+INSERT INTO t1 VALUES ('test');
+SELECT a FROM t1 WHERE a LIKE '%te';
+DROP TABLE t1;
+
+#
+# Bug #5723: length(<varchar utf8mb4 field>) returns varying results
+#
+--disable_warnings
+SET NAMES utf8mb4;
+--disable_warnings
+eval CREATE TABLE t1 (
+  subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci,
+  p varchar(15) character set utf8mb4
+) ENGINE= $engine DEFAULT CHARSET=latin1;
+--enable_warnings
+INSERT INTO t1 VALUES ('谷川俊二と申しますが、インターネット予約の会員登録をしましたところ、メールアドレスを間違えてしまい会員IDが受け取ることが出来ませんでした。間違えアドレスはtani-shun@strippedを書き込みました。間違えありません。連絡ください。よろしくお願いします。m(__)m','040312-000057');
+INSERT INTO t1 VALUES ('aaa','bbb');
+--sorted_result
+SELECT length(subject) FROM t1;
+SELECT length(subject) FROM t1 ORDER BY 1;
+DROP TABLE t1;
+
+#
+# Bug #5832 SELECT doesn't return records in some cases
+#
+if (!$is_heap)
+{
+if (!$is_ndb)
+{
+eval CREATE TABLE t1 (
+    id       int unsigned NOT NULL auto_increment,
+    list_id  smallint unsigned NOT NULL,
+    term     TEXT NOT NULL,
+    PRIMARY KEY(id),
+    INDEX(list_id, term(4))
+) ENGINE=$engine CHARSET=utf8mb4;
+INSERT INTO t1 SET list_id = 1, term = "letterc";
+INSERT INTO t1 SET list_id = 1, term = "letterb";
+INSERT INTO t1 SET list_id = 1, term = "lettera";
+INSERT INTO t1 SET list_id = 1, term = "letterd";
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterc");
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterb");
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "lettera");
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterd");
+DROP TABLE t1;
+
+#
+# Bug #6043 erratic searching for diacriticals in indexed MyISAM UTF-8 table
+#
+SET NAMES latin1;
+eval CREATE TABLE t1 (
+    id int unsigned NOT NULL auto_increment,
+    list_id smallint unsigned NOT NULL,
+    term text NOT NULL,
+    PRIMARY KEY(id),
+    INDEX(list_id, term(19))
+) ENGINE=$engine CHARSET=utf8mb4;
+INSERT INTO t1 set list_id = 1, term = "test�st";
+INSERT INTO t1 set list_id = 1, term = "testetest";
+INSERT INTO t1 set list_id = 1, term = "test�st";
+SELECT id, term FROM t1 where (list_id = 1) AND (term = "test�st");
+SELECT id, term FROM t1 where (list_id = 1) AND (term = "testetest");
+SELECT id, term FROM t1 where (list_id = 1) AND (term = "test�st");
+DROP TABLE t1;
+}
+}
+
+#
+# Bug #6019 SELECT tries to use too short prefix index on utf8mb4 data
+#
+set names utf8mb4;
+--disable_warnings
+eval create table t1 (
+  a int primary key,
+  b varchar(6),
+  index b3(b(3))
+) engine=$engine character set=utf8mb4;
+--enable_warnings
+insert into t1 values(1,'foo'),(2,'foobar');
+--sorted_result
+select * from t1 where b like 'foob%';
+--disable_warnings
+alter table t1 engine=innodb;
+--enable_warnings
+--sorted_result
+select * from t1 where b like 'foob%';
+drop table t1;
+
+#
+# Test for calculate_interval_lengths() function
+#
+eval create table t1 (
+  a enum('петя','вася','анюта') character set utf8mb4 not null default 'анюта',
+  b set('петя','вася','анюта') character set utf8mb4 not null default 'анюта'
+) engine $engine;
+eval create table t2 engine $engine select concat(a,_utf8mb4'') as a, concat(b,_utf8mb4'')as b from t1;
+show create table t2;
+drop table t2;
+drop table t1;
+
+#
+# Bug #6787 LIKE not working properly with _ and utf8mb4 data
+#
+select 'c' like '\_' as want0; 
+
+#
+# SUBSTR with negative offset didn't work with multi-byte strings
+#
+SELECT SUBSTR('вася',-2);
+
+
+#
+# Bug #7730 Server crash using soundex on an utf8mb4 table
+#
+eval create table t1 (id integer, a varchar(100) character set utf8mb4 collate utf8mb4_unicode_ci) engine $engine;
+insert into t1 values (1, 'Test');
+select * from t1 where soundex(a) = soundex('Test');
+select * from t1 where soundex(a) = soundex('TEST');
+select * from t1 where soundex(a) = soundex('test');
+drop table t1;
+
+#
+# Bug#22638 SOUNDEX broken for international characters
+#
+select soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB);
+select hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB));
+select soundex(_utf8mb4 0xD091D092D093);
+select hex(soundex(_utf8mb4 0xD091D092D093));
+
+
+SET collation_connection='utf8mb4_general_ci';
+-- source include/ctype_filesort.inc
+-- source include/ctype_like_escape.inc
+-- source include/ctype_german.inc
+SET collation_connection='utf8mb4_bin';
+-- source include/ctype_filesort.inc
+-- source include/ctype_like_escape.inc
+
+#
+# Bug #7874 CONCAT() gives wrong results mixing
+# latin1 field and utf8mb4 string literals
+#
+eval CREATE TABLE t1 (
+	user varchar(255) NOT NULL default ''
+) ENGINE=$engine DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('one'),('two');
+SELECT CHARSET('a');
+--sorted_result
+SELECT user, CONCAT('<', user, '>') AS c FROM t1;
+DROP TABLE t1;
+
+#
+# Bug#8785
+# the same problem with the above, but with nested CONCATs
+#
+eval create table t1 (f1 varchar(1) not null) default charset utf8mb4 engine $engine;
+insert into t1 values (''), ('');
+select concat(concat(_latin1'->',f1),_latin1'<-') from t1;
+drop table t1;
+
+#
+# Bug#8385: utf8mb4_general_ci treats Cyrillic letters I and SHORT I as the same
+#
+select convert(_koi8r'� using utf8mb4) < convert(_koi8r'� using utf8mb4);
+
+#
+# Bugs#5980: NULL requires a characterset in a union
+#
+set names latin1;
+eval create table t1 (a varchar(10)) character set utf8mb4 engine $engine;
+insert into t1 values ('test');
+select ifnull(a,'') from t1;
+drop table t1;
+select repeat(_utf8mb4'+',3) as h union select NULL;
+select ifnull(NULL, _utf8mb4'string');
+
+#
+# Bug#9509 Optimizer: wrong result after AND with comparisons
+#
+set names utf8mb4;
+eval create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_lithuanian_ci) engine $engine;
+insert into t1 values ('I'),('K'),('Y');
+--sorted_result
+select * from t1 where s1 < 'K' and s1 = 'Y';
+--sorted_result
+select * from t1 where 'K' > s1 and s1 = 'Y';
+drop table t1;
+
+eval create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_czech_ci) engine $engine;
+insert into t1 values ('c'),('d'),('h'),('ch'),('CH'),('cH'),('Ch'),('i');
+--sorted_result
+select * from t1 where s1 > 'd' and s1 = 'CH';
+--sorted_result
+select * from t1 where 'd' < s1 and s1 = 'CH';
+--sorted_result
+select * from t1 where s1 = 'cH' and s1 <> 'ch';
+--sorted_result
+select * from t1 where 'cH' = s1 and s1 <> 'ch';
+drop table t1;
+
+#
+# Bug#10714: Inserting double value into utf8mb4 column crashes server
+#
+eval create table t1 (a varchar(255)) default character set utf8mb4 engine $engine;
+insert into t1 values (1.0);
+drop table t1;
+
+#
+# Bug#10253 compound index length and utf8mb4 char set
+# produces invalid query results
+#
+eval create table t1 (
+ id int not null,
+ city varchar(20) not null,
+ key (city(7),id)
+) character set=utf8mb4 engine $engine;
+insert into t1 values (1,'Durban North');
+insert into t1 values (2,'Durban');
+select * from t1 where city = 'Durban';
+select * from t1 where city = 'Durban ';
+drop table t1;
+
+#
+# Bug #11819 CREATE TABLE with a SET DEFAULT 0 and UTF8 crashes server.
+#
+--error 1067
+eval create table t1 (x set('A', 'B') default 0) character set utf8mb4 engine $engine;
+--error 1067
+eval create table t1 (x enum('A', 'B') default 0) character set utf8mb4 engine $engine;
+
+
+#
+# Test for bug #11167: join for utf8mb4 varchar value longer than 255 bytes 
+#
+
+SET NAMES UTF8;
+
+eval CREATE TABLE t1 (
+  `id` int(20) NOT NULL auto_increment,
+  `country` varchar(100) NOT NULL default '',
+  `shortcode` varchar(100) NOT NULL default '',
+  `operator` varchar(100) NOT NULL default '',
+  `momid` varchar(30) NOT NULL default '',
+  `keyword` varchar(160) NOT NULL default '',
+  `content` varchar(160) NOT NULL default '',
+  `second_token` varchar(160) default NULL,
+  `gateway_id` int(11) NOT NULL default '0',
+  `created` datetime NOT NULL default '0000-00-00 00:00:00',
+  `msisdn` varchar(15) NOT NULL default '',
+  PRIMARY KEY  (`id`),
+  UNIQUE KEY `MSCCSPK_20030521130957121` (`momid`),
+  KEY `IX_mobile_originated_message_keyword` (`keyword`),
+  KEY `IX_mobile_originated_message_created` (`created`),
+  KEY `IX_mobile_originated_message_support` (`msisdn`,`momid`,`keyword`,`gateway_id`,`created`)
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4;
+
+INSERT INTO t1 VALUES 
+(1,'blah','464','aaa','fkc1c9ilc20x0hgae7lx6j09','ERR','ERR Имри.Афимим.Аеимимримдмримрмри0'),
+(2,'blah','464','aaa','haxpl2ilc20x00bj4tt2m5ti','11','11 g','G',3,'2005-06-02 22:43:10','1234567890');
+
+--disable_warnings
+eval CREATE TABLE t2 (
+  `msisdn` varchar(15) NOT NULL default '',
+  `operator_id` int(11) NOT NULL default '0',
+  `created` datetime NOT NULL default '0000-00-00 00:00:00',
+  UNIQUE KEY `PK_user` (`msisdn`)
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4;
+--enable_warnings
+
+INSERT INTO t2 VALUES ('1234567890',2,'2005-05-24 13:53:25');
+
+SELECT content, t2.msisdn FROM t1, t2 WHERE t1.msisdn = '1234567890';
+
+DROP TABLE t1,t2;
+
+#
+# Bug#11591: CHAR column with utf8mb4 does not work properly
+# (more chars than expected)
+#
+eval create table t1 (a char(20) character set utf8mb4) engine $engine;
+insert into t1 values ('123456'),('андрей');
+alter table t1 modify a char(2) character set utf8mb4;
+select char_length(a), length(a), a from t1 order by a;
+drop table t1;
+
+#
+# Bugs#12611
+# ESCAPE + LIKE do not work when the escape char is a multibyte one
+#
+set names utf8mb4;
+select 'andre%' like 'andreñ%' escape 'ñ';
+
+#
+# Bugs#11754: SET NAMES utf8mb4 followed by SELECT "A\\" LIKE "A\\" returns 0
+#
+set names utf8mb4;
+select 'a\\' like 'a\\';
+select 'aa\\' like 'a%\\';
+
+eval create table t1 (a char(10), key(a)) character set utf8mb4 engine $engine;
+insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
+--sorted_result
+select * from t1 where a like "abc%";
+--sorted_result
+select * from t1 where a like concat("abc","%");
+--sorted_result
+select * from t1 where a like "ABC%";
+select * from t1 where a like "test%";
+select * from t1 where a like "te_t";
+--sorted_result
+select * from t1 where a like "%a%";
+--sorted_result
+select * from t1 where a like "%abcd%";
+select * from t1 where a like "%abc\d%";
+drop table t1;
+
+
+#
+# Bug#9557 MyISAM utf8mb4 table crash
+#
+eval CREATE TABLE t1 (
+  a varchar(255) NOT NULL default '',
+  KEY a (a)
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_general_ci;
+insert into t1 values (_utf8mb4 0xe880bd);
+insert into t1 values (_utf8mb4 0x5b);
+--sorted_result
+select hex(a) from t1;
+drop table t1;
+
+#
+# Bug#13751 find_in_set: Illegal mix of collations
+#
+set names 'latin1';
+eval create table t1 (a varchar(255)) default charset=utf8mb4 engine $engine;
+select * from t1 where find_in_set('-1', a);
+drop table t1;
+
+#
+# Bug#13233: select distinct char(column) fails with utf8mb4
+#
+eval create table t1 (a int) engine $engine;
+insert into t1 values (48),(49),(50);
+set names utf8mb4;
+--sorted_result
+select distinct char(a) from t1;
+drop table t1;
+
+if (!$is_heap)
+{
+#
+# Bug#15581: COALESCE function truncates mutli-byte TINYTEXT values
+#
+eval CREATE TABLE t1 (t TINYTEXT CHARACTER SET utf8mb4) ENGINE $engine;
+INSERT INTO t1 VALUES(REPEAT('a', 100));
+if (!$is_ndb)
+{
+eval CREATE TEMPORARY TABLE t2 ENGINE $engine SELECT COALESCE(t) AS bug FROM t1;
+}
+if ($is_ndb)
+{
+eval CREATE TABLE t2 ENGINE $engine SELECT COALESCE(t) AS bug FROM t1;
+}
+SELECT LENGTH(bug) FROM t2;
+DROP TABLE t2;
+DROP TABLE t1;
+}
+
+#
+# Bug#17313: N'xxx' and _utf8mb4'xxx' are not equivalent
+#
+eval CREATE TABLE t1 (item varchar(255)) default character set utf8mb4 ENGINE $engine;
+INSERT INTO t1 VALUES (N'\\');
+INSERT INTO t1 VALUES (_utf8mb4'\\');
+INSERT INTO t1 VALUES (N'Cote d\'Ivoire');
+INSERT INTO t1 VALUES (_utf8mb4'Cote d\'Ivoire');
+SELECT item FROM t1 ORDER BY item;
+DROP TABLE t1;
+
+#
+# Bug#17705: Corruption of compressed index when index length changes between
+# 254 and 256
+#
+
+SET NAMES utf8mb4;
+DROP TABLE IF EXISTS t1;
+eval CREATE TABLE t1(a VARCHAR(255), KEY(a)) ENGINE=$engine DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb');
+INSERT INTO t1 VALUES('uu');
+check table t1;
+INSERT INTO t1 VALUES('uU');
+check table t1;
+INSERT INTO t1 VALUES('uu');
+check table t1;
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+INSERT INTO t1 VALUES('UuABC');
+check table t1;
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+alter table t1 add b int;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',2);
+delete from t1 where b=1;
+INSERT INTO t1 VALUES('UUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+check table t1;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',4);
+delete from t1 where b=3;
+INSERT INTO t1 VALUES('uUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+check table t1;
+drop table t1;
+
+#
+# Bug#20471 LIKE search fails with indexed utf8mb4 char column
+#
+set names utf8mb4;
+eval create table t1 (s1 char(5) character set utf8mb4) engine $engine;
+insert into t1 values
+('a'),('b'),(null),('1);
+select s1 as before_delete_general_ci from t1 where s1 like 'ペテ%';
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_general_ci from t1 where s1 like 'e table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_unicode_ci) engine $engine;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_unicode_ci from t1 where s1 like 'ペテ%';
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_unicode_ci from t1 where s1 like 'ペテ%';
+drop table t1;
+
+set names utf8mb4;
+eval create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_bin) engine $engine;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_bin from t1 where s1 like 'ペテ%';
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_bin from t1 where s1 like 'ペテ%';
+drop table t1;
+
+# additional tests from duplicate bug#20744 MySQL return no result
+
+set names utf8mb4;
+--disable_warnings
+eval create table t1 (a varchar(30) not null primary key)
+engine=$engine default character set utf8mb4 collate utf8mb4_general_ci;
+--enable_warnings
+insert into t1 values ('あいvalues ('さしすせそかきくけこあいうえお');
+select a as gci1 from t1 where a like 'さしすせそ1 where a like 'あいうえおかきくけこさしすarnings
+eval create table t1 (a varchar(30) not null primary key)
+engine=$engine default character set utf8mb4 collate utf8mb4_unicode_ci;
+--enable_warnings
+insert into t1 values ('あいうえおかきくけこさしすせlike 'さしすせそかきくけこあいうえお%';
+select a as uci2 from t1 where a like 'あいうえおか utf8mb4;
+--disable_warnings
+eval create table t1 (a varchar(30) not null primary key)
+engine=$engine default character set utf8mb4 collate utf8mb4_bin;
+--enable_warnings
+insert into t1 values ('あいうえおかきくけrom t1 where a like 'さしすせそかきくけこあいうえお%';
+select a as bin2 from t1 where a like 'あ1;
+
+
+
+#
+# Bug#14896: Comparison with a key in a partial index over mb chararacter field
+#
+
+SET NAMES utf8mb4;
+eval CREATE TABLE t1 (id int PRIMARY KEY,
+                 a varchar(16) collate utf8mb4_unicode_ci NOT NULL default '',
+                 b int,
+                 f varchar(128) default 'XXX',
+                 INDEX (a(4))
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+INSERT INTO t1(id, a, b) VALUES
+  (1, 'cccc', 50), (2, 'cccc', 70), (3, 'cccc', 30),
+  (4, 'cccc', 30), (5, 'cccc', 20), (6, 'bbbbbb', 40),
+  (7, 'dddd', 30), (8, 'aaaa', 10), (9, 'aaaa', 50),
+  (10, 'eeeee', 40), (11, 'bbbbbb', 60);
+
+--sorted_result
+SELECT id, a, b FROM t1;
+
+--sorted_result
+SELECT id, a, b FROM t1 WHERE a BETWEEN 'aaaa' AND 'bbbbbb';
+
+--sorted_result
+SELECT id, a FROM t1 WHERE a='bbbbbb';
+SELECT id, a FROM t1 WHERE a='bbbbbb' ORDER BY b;
+
+DROP TABLE t1;
+
+#
+# Bug#16674: LIKE predicate for a utf8mb4 character set column
+#
+
+SET NAMES utf8mb4;
+
+eval CREATE TABLE t1 (
+  a CHAR(13) DEFAULT '',
+  INDEX(a)
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES 
+ ('Käli Käli 2-4'), ('Käli Käli 2-4'),
+ ('Käli Käli 2+4'), ('Käli Käli 2+4'),
+ ('KECT * FROM t1;
+
+eval CREATE TABLE t2 (
+  a CHAR(13) DEFAULT '',
+  INDEX(a)
+) ENGINE=$engine DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
+
+INSERT INTO t2 VALUES
+ ('Kali Kali 2-4'), ('Kali Kali 2-4'),
+ ('Kali Kali 2+4'), ('Kali Kali 2+4'),
+ ('Kali Kali 2-6'), ('Kali Kali 2-6');
+INSERT INTO t2 SELECT * FROM t2;
+
+SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+
+EXPLAIN SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+EXPLAIN SELECT a FROM t1 WHERE a = 'Käli Käli 2+4';
+EXPLAIN SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+EXPLAIN SELECT a FROM t2 WHERE a = 'Kali Kali 2+4';
+
+DROP TABLE t1,t2;
+
+eval CREATE TABLE t1 (
+  a char(255) DEFAULT '', 
+  KEY(a(10))
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+DROP TABLE t1;
+
+eval CREATE TABLE t1 (
+  a char(255) DEFAULT ''
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+ALTER TABLE t1 ADD KEY (a(10));
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+DROP TABLE t1;
+
+#
+# Bug#18359: LIKE predicate for a 'utf8mb4' text column with a partial index
+#            (see bug #16674 as well)
+#
+
+SET NAMES latin2;
+
+if (!$is_heap)
+{
+if (!$is_ndb)
+{
+eval CREATE TABLE t1 (
+  id int(11) NOT NULL default '0',
+  tid int(11) NOT NULL default '0',
+  val text NOT NULL,
+  INDEX idx(tid, val(10))
+) ENGINE=$engine DEFAULT CHARSET=utf8mb4;
+
+INSERT INTO t1 VALUES
+  (40988,72,'VOLN�ADSL'),(41009,72,'VOLN�ADSL'),
+  (41032,72,'VOLN�ADSL'),(41038,72,'VOLN�ADSL'),
+  (41063,72,'VOLN�ADSL'),(41537,72,'VOLN�ADSL Office'),
+  (42141,72,'VOLN�ADSL'),(42565,72,'VOLN�ADSL Combi'),
+  (42749,72,'VOLN�ADSL'),(44205,72,'VOLN�ADSL');
+
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLNY ADSL'; 
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLN�ADSL'; 
+SELECT * FROM t1 WHERE tid=72 and val LIKE '%VOLNADD KEY idx (tid,val(11));
+
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLN�ADSL'; 
+
+DROP TABLE t1;
+}
+}
+
+#
+# Bug 20709: problem with utf8mb4 fields in temporary tables
+#
+
+eval create table t1(a char(200) collate utf8mb4_unicode_ci NOT NULL default '')
+  default charset=utf8mb4 collate=utf8mb4_unicode_ci engine $engine;
+insert into t1 values (unhex('65')), (unhex('C3A9')), (unhex('65'));
+explain select distinct a from t1;
+SELECT COUNT(*) FROM (SELECT DISTINCT a FROM t1) AS t2;
+explain select a from t1 group by a;
+SELECT COUNT(*) FROM (SELECT a FROM t1 GROUP BY a) AS t2;
+drop table t1;
+
+#
+# Bug #20204: "order by" changes the results returned
+#
+
+eval create table t1(a char(10)) default charset utf8mb4 engine $engine;
+insert into t1 values ('123'), ('456');
+explain
+  select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+drop table t1;
+
+#
+# Bug #34349: Passing invalid parameter to CHAR() in an ORDER BY causes
+# MySQL to hang
+#
+
+SET CHARACTER SET utf8mb4;
+SHOW VARIABLES LIKE 'character\_set\_%';
+CREATE DATABASE crashtest DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
+USE crashtest;
+eval CREATE TABLE crashtest (crash char(10)) DEFAULT CHARSET=utf8mb4 ENGINE $engine;
+INSERT INTO crashtest VALUES ('35'), ('36'), ('37');
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+INSERT INTO crashtest VALUES ('-1000');
+EXPLAIN SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+DROP TABLE crashtest;
+DROP DATABASE crashtest;
+USE test;
+SET CHARACTER SET default;
+
+# End of 4.1 tests
+
+#
+# Test for bug #11484: wrong results for a DISTINCT varchar column in uft8. 
+#
+
+eval CREATE TABLE t1(id varchar(20) NOT NULL) DEFAULT CHARSET=utf8mb4 ENGINE $engine;
+INSERT INTO t1 VALUES ('xxx'), ('aa'), ('yyy'), ('aa');
+
+--sorted_result
+SELECT id FROM t1;
+--sorted_result
+SELECT DISTINCT id FROM t1;
+SELECT DISTINCT id FROM t1 ORDER BY id;
+
+DROP TABLE t1;
+
+#
+# Bug#20095 Changing length of VARCHAR field with UTF8
+# collation does not truncate values
+#
+eval create table t1 (
+  a varchar(26) not null
+) default character set utf8mb4 ENGINE $engine;
+insert into t1 (a) values ('abcdefghijklmnopqrstuvwxyz');
+select * from t1;
+# varchar to varchar
+alter table t1 change a a varchar(20) character set utf8mb4 not null;
+select * from t1;
+# varchar to char
+alter table t1 change a a char(15) character set utf8mb4 not null;
+select * from t1;
+# char to char
+alter table t1 change a a char(10) character set utf8mb4 not null;
+select * from t1;
+# char to varchar
+alter table t1 change a a varchar(5) character set utf8mb4 not null;
+select * from t1;
+drop table t1;
+
+#
+# Check that do_varstring2_mb produces a warning
+#
+if (!$is_ndb)
+{
+eval create table t1 (
+  a varchar(4000) not null
+) default character set utf8mb4 engine $engine;
+insert into t1 values (repeat('a',4000));
+alter table t1 change a a varchar(3000) character set utf8mb4 not null;
+select length(a) from t1;
+drop table t1;
+}
+
+#
+#  Bug#10504: Character set does not support traditional mode
+#  Bug#14146: CHAR(...USING ...) and CONVERT(CHAR(...) USING...)
+#             produce different results
+#
+set names utf8mb4;
+# correct value
+select hex(char(1 using utf8mb4));
+select char(0xd1,0x8f using utf8mb4);
+select char(0xd18f using utf8mb4);
+select char(53647 using utf8mb4);
+# incorrect value: return with warning
+select char(0xff,0x8f using utf8mb4);
+select convert(char(0xff,0x8f) using utf8mb4);
+# incorrect value in strict mode: return NULL with "Error" level warning
+set sql_mode=traditional;
+select char(0xff,0x8f using utf8mb4);
+select char(195 using utf8mb4);
+select char(196 using utf8mb4);
+select char(2557 using utf8mb4);
+select convert(char(0xff,0x8f) using utf8mb4);
+
+#
+# Check convert + char + using
+#
+select hex(convert(char(2557 using latin1) using utf8mb4));
+
+#
+# char() without USING returns "binary" by default, any argument is ok
+#
+select hex(char(195));
+select hex(char(196));
+select hex(char(2557));
+
+
+
+#
+# Bug#12891: UNION doesn't return DISTINCT result for multi-byte characters
+#
+set names utf8mb4;
+eval create table t1 (a char(1)) default character set utf8mb4 engine $engine;
+eval create table t2 (a char(1)) default character set utf8mb4 engine $engine;
+insert into t1 values('a'),('a'),(0xE38182),(0xE38182);
+insert into t1 values('i'),('i'),(0xE38184),(0xE38184);
+--sorted_result
+select * from t1 union distinct select * from t2;
+drop table t1,t2;
+
+
+#
+# Bug#12371: executing prepared statement fails (illegal mix of collations)
+#
+set names utf8mb4;
+eval create table t1 (a char(10), b varchar(10)) engine $engine;
+insert into t1 values ('bar','kostja');
+insert into t1 values ('kostja','bar');
+prepare my_stmt from "select * from t1 where a=?";
+set @a:='bar';
+execute my_stmt using @a;
+set @a:='kostja';
+execute my_stmt using @a;
+set @a:=null;
+execute my_stmt using @a;
+drop table if exists t1;
+
+
+#
+# Bug#21505 Create view - illegal mix of collation for operation 'UNION'
+#
+--disable_warnings
+drop table if exists t1;
+drop view if exists v1, v2;
+--enable_warnings
+set names utf8mb4;
+eval create table t1(col1 varchar(12) character set utf8mb4 collate utf8mb4_unicode_ci) engine $engine;
+insert into t1 values('t1_val');
+create view v1 as select 'v1_val' as col1;
+select coercibility(col1), collation(col1) from v1;
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1)from v2;
+drop view v1, v2;
+create view v1 as select 'v1_val' collate utf8mb4_swedish_ci as col1;
+select coercibility(col1), collation(col1) from v1;
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1) from v2;
+drop view v1, v2;
+drop table t1;
+
+#
+# Check conversion of NCHAR strings to subset (e.g. latin1).
+# Conversion is possible if string repertoire is ASCII.
+# Conversion is not possible if the string have extended characters
+#
+set names utf8mb4;
+eval create table t1 (a varchar(10) character set latin1, b int) engine $engine;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, N'x', N'y')) from t1;
+--error 1267
+select concat(a, if(b>10, N'æ', N'ß')) from t1;
+drop table t1;
+
+# Conversion tests for character set introducers
+set names utf8mb4;
+eval create table t1 (a varchar(10) character set latin1, b int) engine $engine;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y')) from t1;
+--error 1267
+select concat(a, if(b>10, _utf8mb4'æ', _utf8mb4'ß')) from t1;
+drop table t1;
+
+# Conversion tests for introducer + HEX string
+set names utf8mb4;
+eval create table t1 (a varchar(10) character set latin1, b int) engine $engine;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79)) from t1;
+--error 1267
+select concat(a, if(b>10, _utf8mb4 0xC3A6, _utf8mb4 0xC3AF)) from t1;
+drop table t1;
+
+# Conversion tests for "text_literal TEXT_STRING_literal" syntax structure
+set names utf8mb4;
+eval create table t1 (a varchar(10) character set latin1, b int) engine $engine;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, 'x' 'x', 'y' 'y')) from t1;
+--error 1267
+select concat(a, if(b>10, 'x' 'æ', 'y' 'ß')) from t1;
+drop table t1;
+
+
+#
+# Bug#19960: Inconsistent results when joining
+# InnoDB tables using partial UTF8 indexes
+#
+--disable_warnings
+eval CREATE TABLE t1 (
+  colA int(11) NOT NULL,
+  colB varchar(255) character set utf8mb4 NOT NULL,
+   PRIMARY KEY  (colA)
+) ENGINE=$engine DEFAULT CHARSET=latin1;
+--enable_warnings
+INSERT INTO t1 (colA, colB) VALUES (1, 'foo'), (2, 'foo bar');
+--disable_warnings
+eval CREATE TABLE t2 (
+  colA int(11) NOT NULL,
+  colB varchar(255) character set utf8mb4 NOT NULL,
+   KEY bad  (colA,colB(3))
+) ENGINE=$engine DEFAULT CHARSET=latin1;
+--enable_warnings
+INSERT INTO t2 (colA, colB) VALUES (1, 'foo'),(2, 'foo bar');
+SELECT * FROM t1 JOIN t2 ON t1.colA=t2.colA AND t1.colB=t2.colB
+WHERE t1.colA < 3;
+DROP TABLE t1, t2;
+
+#
+# Bug#29205: truncation of UTF8 values when the UNION statement
+# forces collation to the binary charset
+#
+
+SELECT 'н1234567890' UNION SELECT _binary '1';
+SELECT 'н1234567890' UNION SELECT 1;
+
+SELECT '1' UNION SELECT 'н1234567890';
+SELECT 1 UNION SELECT 'н1234567890';
+
+eval CREATE TABLE t1 (c VARCHAR(11)) CHARACTER SET utf8mb4 ENGINE $engine;
+eval CREATE TABLE t2 (b CHAR(1) CHARACTER SET binary, i INT) ENGINE $engine;
+
+INSERT INTO t1 (c) VALUES ('н1234567890');
+INSERT INTO t2 (b, i) VALUES ('1', 1);
+
+SELECT c FROM t1 UNION SELECT b FROM t2;
+SELECT c FROM t1 UNION SELECT i FROM t2;
+
+SELECT b FROM t2 UNION SELECT c FROM t1;
+SELECT i FROM t2 UNION SELECT c FROM t1;
+
+DROP TABLE t1, t2;
+
+#
+# Bug#30982: CHAR(..USING..) can return a not-well-formed string
+# Bug #30986: Character set introducer followed by a HEX string can return bad result
+#
+set sql_mode=traditional;
+select hex(char(0xFF using utf8mb4));
+select hex(convert(0xFF using utf8mb4));
+--error ER_INVALID_CHARACTER_STRING
+select hex(_utf8mb4 0x616263FF);
+--error ER_INVALID_CHARACTER_STRING
+select hex(_utf8mb4 X'616263FF');
+--error ER_INVALID_CHARACTER_STRING
+select hex(_utf8mb4 B'001111111111');
+--error ER_INVALID_CHARACTER_STRING
+select (_utf8mb4 X'616263FF');
+set sql_mode=default;
+select hex(char(0xFF using utf8mb4));
+select hex(convert(0xFF using utf8mb4));
+--error ER_INVALID_CHARACTER_STRING
+select hex(_utf8mb4 0x616263FF);
+--error ER_INVALID_CHARACTER_STRING
+select hex(_utf8mb4 X'616263FF');
+--error ER_INVALID_CHARACTER_STRING
+select hex(_utf8mb4 B'001111111111');
+--error ER_INVALID_CHARACTER_STRING
+select (_utf8mb4 X'616263FF');
+
+#
+# Bug #36772: When using UTF8, CONVERT with GROUP BY returns truncated results
+#
+eval CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL) ENGINE $engine;
+INSERT INTO t1 VALUES (70000, 1092), (70001, 1085), (70002, 1065);
+--sorted_result
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+--sorted_result
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1;
+ALTER TABLE t1 ADD UNIQUE (b);
+--sorted_result
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+DROP INDEX b ON t1;
+--sorted_result
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+ALTER TABLE t1 ADD INDEX (b);
+--sorted_result
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) from t1 GROUP BY b;
+DROP TABLE t1;
+
+--echo #
+--echo # Bug#26474: Add Sinhala script (Sri Lanka) collation to MySQL
+--echo #
+--disable_warnings
+DROP TABLE IF EXISTS t1;
+--enable_warnings
+eval CREATE TABLE t1 (
+        predicted_order int NOT NULL,
+        utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE $engine;
+INSERT INTO t1 VALUES (19, x'E0B696'), (30, x'E0B69AE0B798'), (61, x'E0B6AF'), (93, x'E0B799'), (52, x'E0B6A6'), (73, x'E0B6BBE0B78AE2808D'), (3, x'E0B686'), (56, x'E0B6AA'), (55, x'E0B6A9'), (70, x'E0B6B9'), (94, x'E0B79A'), (80, x'E0B785'), (25, x'E0B69AE0B791'), (48, x'E0B6A2'), (13, x'E0B690'), (86, x'E0B793'), (91, x'E0B79F'), (81, x'E0B786'), (79, x'E0B784'), (14, x'E0B691'), (99, x'E0B78A'), (8, x'E0B68B'), (68, x'E0B6B7'), (22, x'E0B69A'), (16, x'E0B693'), (33, x'E0B69AE0B7B3'), (38, x'E0B69AE0B79D'), (21, x'E0B683'), (11, x'E0B68E'), (77, x'E0B782'), (40, x'E0B69AE0B78A'), (101, x'E0B78AE2808DE0B6BB'), (35, x'E0B69AE0B79A'), (1, x'E0B7B4'), (9, x'E0B68C'), (96, x'E0B79C'), (6, x'E0B689'), (95, x'E0B79B'), (88, x'E0B796'), (64, x'E0B6B3'), (26, x'E0B69AE0B792'), (82, x'E0B78F'), (28, x'E0B69AE0B794'), (39, x'E0B69AE0B79E'), (97, x'E0B79D'), (2, x'E0B685'), (75, x'E0B780'), (34, x'E0B69AE0B799'), (69, x'E0B6B8'), (83, x'E0B790'), (18, x'E0B695'), (90, x'E0B7B2'), (17, x'E0B694'), (72, x'E0B6BB'), (66, x'E0B6B5'), (59, x'E0B6AD'), (44, x'E0B69E'), (15, x'E0B692'), (23, x'E0B69AE0B78F'), (65, x'E0B6B4'), (42, x'E0B69C'), (63, x'E0B6B1'), (85, x'E0B792'), (47, x'E0B6A1'), (49, x'E0B6A3'), (92, x'E0B7B3'), (78, x'E0B783'), (36, x'E0B69AE0B79B'), (4, x'E0B687'), (24, x'E0B69AE0B790'), (87, x'E0B794'), (37, x'E0B69AE0B79C'), (32, x'E0B69AE0B79F'), (29, x'E0B69AE0B796'), (43, x'E0B69D'), (62, x'E0B6B0'), (100, x'E0B78AE2808DE0B6BA'), (60, x'E0B6AE'), (45, x'E0B69F'), (12, x'E0B68F'), (46, x'E0B6A0'), (50, x'E0B6A5'), (51, x'E0B6A4'), (5, x'E0B688'), (76, x'E0B781'), (89, x'E0B798'), (74, x'E0B6BD'), (10, x'E0B68D'), (57, x'E0B6AB'), (71, x'E0B6BA'), (58, x'E0B6AC'), (27, x'E0B69AE0B793'), (54, x'E0B6A8'), (84, x'E0B791'), (31, x'E0B69AE0B7B2'), (98, x'E0B79E'), (53, x'E0B6A7'), (41, x'E0B69B'), (67, x'E0B6B6'), (7, x'E0B68A'), (20, x'E0B682');
+SELECT predicted_order, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_sinhala_ci;
+DROP TABLE t1;
+
+--echo #
+--echo # Bug#32914 Character sets: illegal characters in utf8mb4 and utf32 columns
+--echo #
+eval create table t1 (utf8mb4 char(1) character set utf8mb4) engine $engine;
+--echo Testing [F0][90..BF][80..BF][80..BF]
+insert into t1 values (0xF0908080);
+insert into t1 values (0xF0BFBFBF);
+insert into t1 values (0xF08F8080);
+--sorted_result
+select hex(utf8mb4) from t1;
+delete from t1;
+
+--echo Testing [F2..F3][80..BF][80..BF][80..BF]
+insert into t1 values (0xF2808080);
+insert into t1 values (0xF2BFBFBF);
+--sorted_result
+select hex(utf8mb4) from t1;
+delete from t1;
+
+--echo Testing [F4][80..8F][80..BF][80..BF]
+insert into t1 values (0xF4808080);
+insert into t1 values (0xF48F8080);
+insert into t1 values (0xF4908080);
+--sorted_result
+select hex(utf8mb4) from t1;
+drop table t1;
+
+
+--echo #
+--echo # Check strnxfrm() with odd length
+--echo #
+set max_sort_length=5;
+select @@max_sort_length;
+eval create table t1 (a varchar(128) character set utf8mb4 collate utf8mb4_general_ci) engine $engine;
+insert into t1 values ('a'),('b'),('c');
+select * from t1 order by a;
+alter table t1 modify a varchar(128) character set utf8mb4 collate utf8mb4_bin;
+select * from t1 order by a;
+drop table t1;
+set max_sort_length=default;
+
+--echo #
+--echo # Bug#26180: Can't add columns to tables created with utf8mb4 text indexes
+--echo #
+if (!$is_heap)
+{
+if (!$is_ndb)
+{
+eval CREATE TABLE t1 (
+  clipid INT NOT NULL,
+  Tape TINYTEXT,
+  PRIMARY KEY (clipid),
+  KEY tape(Tape(255))
+) CHARACTER SET=utf8mb4 ENGINE $engine;
+ALTER TABLE t1 ADD mos TINYINT DEFAULT 0 AFTER clipid;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+}
+}
+
+#--echo #
+#--echo # Check that supplementary characters are not allowed in identifiers
+#--echo #
+# TODO: activate this when system_charset_info is changed to utf8mb4
+#--error 1300
+#CREATE DATABASE `𐀀`;
+#--error 1300
+#CREATE TABLE `𐀀` (a int);
+#--error 1166
+#CREATE TABLE test.t1 SELECT '𐀀';
+#--error 1300
+#CREATE USER `𐀀`;
+
+--echo #
+--echo # Testing 4-byte values.
+--echo #
+
+--disable_warnings
+DROP TABLE IF EXISTS t1;
+--enable_warnings
+eval CREATE TABLE t1 (
+        u_decimal int NOT NULL,
+        utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE $engine;
+# Source of the following values: http://www.fileformat.info/info/unicode/block/index.htm
+# SINGLE BARLINE
+INSERT INTO t1 VALUES (119040, x'f09d8480'),
+# G CLEF
+                      (119070, x'f09d849e'),
+# HALF NOTE
+                      (119134, x'f09d859e'),
+# MUSICAL SYMBOL CROIX
+                      (119247, x'f09d878f'),
+# MATHEMATICAL BOLD ITALIC CAPITAL DELTA
+                      (120607, x'f09d9c9f'),
+# SANS-SERIF BOLD ITALIC CAPITAL PI
+                      (120735, x'f09d9e9f'),
+# <Plane 16 Private Use, Last> (last 4 byte character)
+                      (1114111, x'f48fbfbf'),
+# VARIATION SELECTOR-256
+                      (917999, x'f3a087af');
+# All from musical chars
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480');
+#  Mix of 3-byte and 4-byte chars 
+INSERT INTO t1 VALUES (65131, x'efb9abf09d849ef09d859ef09d859ef09d8480f09d859fefb9abefb9abf09d85a0efb9ab');
+# All from musical chars, but 11 instead of 10 chars. truncated
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480f09d85a0');
+
+--sorted_result
+SELECT u_decimal, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_general_ci, BINARY utf8mb4_encoding;
+
+# First invalid 4 byte value
+INSERT INTO t1 VALUES (1114111, x'f5808080');
+
+--sorted_result
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+       table_name= 't1' AND column_name= 'utf8mb4_encoding';
+
+--disable_warnings
+DROP TABLE IF EXISTS t2;
+--enable_warnings
+eval CREATE TABLE t2 (
+        u_decimal int NOT NULL,
+        utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb3 ENGINE $engine;
+# LATIN CAPITAL LETTER VEND
+INSERT INTO t2 VALUES (42856, x'ea9da8');
+# SMALL COMMERCIAL AT
+INSERT INTO t2 VALUES (65131, x'efb9ab');
+# <Plane 16 Private Use, Last> (last 4 byte character)
+INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
+
+--sorted_result
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+       table_name= 't2' AND column_name= 'utf8mb3_encoding';
+
+#  Update a 3-byte char col with a 4-byte char, error
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+
+#  Update to a 3-byte char casted to 4-byte, error?
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+
+# Returns utfmb4
+--sorted_result
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+--sorted_result
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+
+#--error ER_INVALID_CHARACTER_STRING
+#SELECT CONCAT(_utf8 utf8mb4_encoding, _utf8 '|') FROM t1;
+#--error ER_INVALID_CHARACTER_STRING
+#SELECT CONCAT(_utf8mb3 utf8mb4_encoding, _utf8 '|') FROM t1;
+
+SELECT count(*) FROM t1, t2
+   WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+
+# Alter from 4-byte charset to 3-byte charset, error
+--disable_warnings
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+--enable_warnings
+SHOW CREATE TABLE t1;
+--sorted_result
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+
+# Alter table from utf8 to utf8mb4
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+--sorted_result
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+
+# Alter table back from utf8mb4 to utf8
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t2;
+--sorted_result
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+
+# ALter of utf8mb4 column to utf8
+--disable_warnings
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+--enable_warnings
+SHOW CREATE TABLE t1;
+--sorted_result
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+
+# ALter of utf8 column to utf8mb4
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t1;
+--sorted_result
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+
+# ALter of utf8 column to utf8mb4
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+--sorted_result
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+
+--disable_warnings
+DROP TABLE IF EXISTS t3;
+--enable_warnings
+eval CREATE TABLE t3 (
+        u_decimal int NOT NULL,
+        utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8 ENGINE $engine;
+
+# Insert select utf8mb4 (4-byte) into utf8 (3-byte), error
+#--error ER_INVALID_CHARACTER_STRING
+INSERT INTO t3 SELECT * FROM t1;
+
+--disable_warnings
+DROP TABLE IF EXISTS t4;
+--enable_warnings
+eval CREATE TABLE t4 (
+        u_decimal int NOT NULL,
+        utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE $engine;
+
+# Insert select utf8 (3-byte) into utf8mb4 (4-byte)
+INSERT INTO t3 SELECT * FROM t2;
+
+DROP TABLE t1;
+DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
+
+--echo #
+--echo # Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
+--echo #
+SELECT CHARSET(CONCAT(_utf8mb4'a',_utf8'b'));
+
+eval CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4 NOT NULL) ENGINE $engine;
+INSERT INTO t1 VALUES (x'ea9da8'),(x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 x'ea9da8') FROM t1 LIMIT 0;
+
+eval CREATE TABLE t2 (utf8mb3 VARCHAR(10) CHARACTER SET utf8mb3 NOT NULL) ENGINE $engine;
+INSERT INTO t2 VALUES (x'ea9da8');
+
+SELECT HEX(CONCAT(utf8mb4, utf8mb3)) FROM t1,t2 ORDER BY 1;
+SELECT CHARSET(CONCAT(utf8mb4, utf8mb3)) FROM t1, t2 LIMIT 1;
+
+if (!$is_ndb)
+{
+eval CREATE TEMPORARY TABLE t3 ENGINE $engine AS SELECT *, concat(utf8mb4,utf8mb3) FROM t1, t2;
+SHOW CREATE TABLE t3;
+DROP TEMPORARY TABLE t3;
+}
+
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 > t2.utf8mb3;
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 = t2.utf8mb3;
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 < t2.utf8mb3;
+
+DROP TABLE t1;
+DROP TABLE t2;
+
+--echo #
+--echo # Check that mixing utf8mb4 with an invalid utf8 constant returns error
+--echo #
+# This should perhaps be changed to return ER_INVALID_CHARACTER_STRING
+eval CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4) ENGINE $engine;
+INSERT INTO t1 VALUES (x'f48fbfbf');
+--error ER_CANT_AGGREGATE_2COLLATIONS
+SELECT CONCAT(utf8mb4, _utf8 '�') FROM t1;
+--error ER_CANT_AGGREGATE_2COLLATIONS
+SELECT CONCAT('a', _utf8 '�') FROM t1;
+DROP TABLE t1;
+
+--echo #
+--echo # End of 5.5 tests
+--echo #
+
+--echo #
+--echo # End of tests
+--echo #

=== modified file 'mysql-test/r/ctype_utf8mb4.result'
--- a/mysql-test/r/ctype_utf8mb4.result	2010-02-24 15:42:40 +0000
+++ b/mysql-test/r/ctype_utf8mb4.result	2010-03-04 12:02:30 +0000
@@ -2158,6 +2158,10 @@ u_decimal	hex(utf8mb4_encoding)
 INSERT INTO t1 VALUES (1114111, x'f5808080');
 Warnings:
 Warning	1366	Incorrect string value: '\xF5\x80\x80\x80' for column 'utf8mb4_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't1' AND column_name= 'utf8mb4_encoding';
+character_maximum_length	character_octet_length
+10	40
 DROP TABLE IF EXISTS t2;
 CREATE TABLE t2 (
 u_decimal int NOT NULL,
@@ -2168,20 +2172,197 @@ INSERT INTO t2 VALUES (65131, x'efb9ab')
 INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
 Warnings:
 Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBF' for column 'utf8mb3_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't2' AND column_name= 'utf8mb3_encoding';
+character_maximum_length	character_octet_length
+10	30
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBD' for column 'utf8mb3_encoding' at row 1
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8'))
+F09D8480EA9DA8
+F09D849EEA9DA8
+F09D859EEA9DA8
+F09D878FEA9DA8
+F09D9C9FEA9DA8
+F09D9E9FEA9DA8
+F48FBFBFEA9DA8
+F3A087AFEA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+EA9DA8
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding))
+F09D8480EA9DA8
+F09D8480EFB9AB
+F09D8480
+F09D849EEA9DA8
+F09D849EEFB9AB
+F09D849E
+F09D859EEA9DA8
+F09D859EEFB9AB
+F09D859E
+F09D878FEA9DA8
+F09D878FEFB9AB
+F09D878F
+F09D9C9FEA9DA8
+F09D9C9FEFB9AB
+F09D9C9F
+F09D9E9FEA9DA8
+F09D9E9FEFB9AB
+F09D9E9F
+F48FBFBFEA9DA8
+F48FBFBFEFB9AB
+F48FBFBF
+F3A087AFEA9DA8
+F3A087AFEFB9AB
+F3A087AF
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+EA9DA8
+EFB9AB
+
+SELECT count(*) FROM t1, t2
+WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+count(*)
+33
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+Warnings:
+Warning	1366	Incorrect string value: '\xF0\x9D\x84\x80' for column 'utf8mb4_encoding' at row 1
+Warning	1366	Incorrect string value: '\xF0\x9D\x84\x9E' for column 'utf8mb4_encoding' at row 2
+Warning	1366	Incorrect string value: '\xF0\x9D\x85\x9E' for column 'utf8mb4_encoding' at row 3
+Warning	1366	Incorrect string value: '\xF0\x9D\x87\x8F' for column 'utf8mb4_encoding' at row 4
+Warning	1366	Incorrect string value: '\xF0\x9D\x9C\x9F' for column 'utf8mb4_encoding' at row 5
+Warning	1366	Incorrect string value: '\xF0\x9D\x9E\x9F' for column 'utf8mb4_encoding' at row 6
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBF' for column 'utf8mb4_encoding' at row 7
+Warning	1366	Incorrect string value: '\xF3\xA0\x87\xAF' for column 'utf8mb4_encoding' at row 8
+Warning	1366	Incorrect string value: '\xF0\x9D\x84\x9E\xF0\x9D...' for column 'utf8mb4_encoding' at row 9
+Warning	1366	Incorrect string value: '\xF0\x9D\x84\x9E\xF0\x9D...' for column 'utf8mb4_encoding' at row 10
+Warning	1366	Incorrect string value: '\xF0\x9D\x84\x9E\xF0\x9D...' for column 'utf8mb4_encoding' at row 11
 SHOW CREATE TABLE t1;
 Table	Create Table
 t1	CREATE TABLE `t1` (
   `u_decimal` int(11) NOT NULL,
   `utf8mb4_encoding` varchar(10) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+u_decimal	hex(utf8mb4_encoding)	utf8mb4_encoding
+119040	3F	?
+119070	3F	?
+119134	3F	?
+119247	3F	?
+120607	3F	?
+120735	3F	?
+1114111	3F	?
+917999	3F	?
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB	﹫?????﹫+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+42856	EA9DA8
+65131	EFB9AB
+1114111	
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
 SHOW CREATE TABLE t2;
 Table	Create Table
 t2	CREATE TABLE `t2` (
   `u_decimal` int(11) NOT NULL,
   `utf8mb3_encoding` varchar(10) NOT NULL
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+42856	EA9DA8
+65131	EFB9AB
+1114111	
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+119040	3F
+119070	3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+1114111	3F
+917999	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+119070	3F3F3F3F3F3F3F3F3F3F
+1114111	
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+119040	3F
+119070	3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+1114111	3F
+917999	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+119070	3F3F3F3F3F3F3F3F3F3F
+1114111	
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+42856	EA9DA8
+65131	EFB9AB
+1114111	
+DROP TABLE IF EXISTS t3;
+CREATE TABLE t3 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8;
+INSERT INTO t3 SELECT * FROM t1;
+DROP TABLE IF EXISTS t4;
+CREATE TABLE t4 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4;
+INSERT INTO t3 SELECT * FROM t2;
 DROP TABLE t1;
 DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
 #
 # Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
 #
@@ -2231,6 +2412,62 @@ SELECT CONCAT('a', _utf8 '�') FROM t1;
 ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,COERCIBLE) and (utf8_general_ci,COERCIBLE) for operation 'concat'
 DROP TABLE t1;
 #
+# Bug#51675 Server crashes on inserting 4 byte char.
+# after ALTER TABLE to 'utf8mb4' 
+#
+SET NAMES utf8;
+CREATE TABLE t1 ( 
+subject varchar(255) CHARACTER SET utf8 COLLATE utf8_unicode_ci, 
+p VARCHAR(15) CHARACTER SET utf8 
+) DEFAULT CHARSET=latin1;
+ALTER TABLE t1 ADD INDEX (subject);
+ALTER TABLE t1
+DEFAULT CHARACTER SET utf8,
+MODIFY subject varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci,
+MODIFY p varchar(255) CHARACTER SET utf8;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 1000 bytes
+Warning	1071	Specified key was too long; max key length is 1000 bytes
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `subject` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `p` varchar(255) DEFAULT NULL,
+  KEY `subject` (`subject`(250))
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+INSERT INTO t1(subject) VALUES ('abcd');
+INSERT INTO t1(subject) VALUES(x'f0909080');
+DROP TABLE t1;
+#
+# Bug #51676 Server crashes on SELECT, ORDER BY on 'utf8mb4' column
+#
+SET NAMES utf8mb4;
+CREATE TABLE t1 ( 
+subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci, 
+p varchar(15) character set utf8mb4 
+) DEFAULT CHARSET=latin1;
+INSERT INTO t1(subject) VALUES(0xF0909080);
+INSERT INTO t1(subject) VALUES(0x616263F0909080646566);
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `subject` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `p` varchar(15) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+SELECT *  FROM t1 ORDER BY 1;
+subject	p
+abc𐐀def	NULL
+𐐀	NULL
+SELECT hex(subject), length(subject), char_length(subject), octet_length(subject) FROM t1 ORDER BY 1;
+hex(subject)	length(subject)	char_length(subject)	octet_length(subject)
+616263F0909080646566	10	7	10
+F0909080	4	1	4
+SELECT subject FROM t1 ORDER BY 1;
+subject
+abc𐐀def
+𐐀
+DROP TABLE t1;
+#
 # End of 5.5 tests
 #
 #

=== added file 'mysql-test/r/ctype_utf8mb4_heap.result'
--- a/mysql-test/r/ctype_utf8mb4_heap.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/r/ctype_utf8mb4_heap.result	2010-03-05 08:17:19 +0000
@@ -0,0 +1,2260 @@
+drop table if exists t1,t2;
+#
+# Start of 5.5 tests
+#
+set names utf8mb4;
+select left(_utf8mb4 0xD0B0D0B1D0B2,1);
+left(_utf8mb4 0xD0B0D0B1D0B2,1)
+а
+select right(_utf8mb4 0xD0B0D0B2D0B2,1);
+right(_utf8mb4 0xD0B0D0B2D0B2,1)
+в
+select locate('he','hello');
+locate('he','hello')
+1
+select locate('he','hello',2);
+locate('he','hello',2)
+0
+select locate('lo','hello',2);
+locate('lo','hello',2)
+4
+select locate('HE','hello');
+locate('HE','hello')
+1
+select locate('HE','hello',2);
+locate('HE','hello',2)
+0
+select locate('LO','hello',2);
+locate('LO','hello',2)
+4
+select locate('HE','hello' collate utf8mb4_bin);
+locate('HE','hello' collate utf8mb4_bin)
+0
+select locate('HE','hello' collate utf8mb4_bin,2);
+locate('HE','hello' collate utf8mb4_bin,2)
+0
+select locate('LO','hello' collate utf8mb4_bin,2);
+locate('LO','hello' collate utf8mb4_bin,2)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin)
+0
+select length(_utf8mb4 0xD0B1), bit_length(_utf8mb4 0xD0B1), char_length(_utf8mb4 0xD0B1);
+length(_utf8mb4 0xD0B1)	bit_length(_utf8mb4 0xD0B1)	char_length(_utf8mb4 0xD0B1)
+2	16	1
+select 'a' like 'a';
+'a' like 'a'
+1
+select 'A' like 'a';
+'A' like 'a'
+1
+select 'A' like 'a' collate utf8mb4_bin;
+'A' like 'a' collate utf8mb4_bin
+0
+select _utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%');
+_utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%')
+1
+select convert(_latin1'G�Andr�using utf8mb4) like CONVERT(_latin1'G�TER%' USING utf8mb4);
+convert(_latin1'G?nter Andr?' using utf8mb4) like CONVERT(_latin1'G?NTER%' USING utf8mb4)
+1
+select CONVERT(_koi8r'��' USING utf8mb4) LIKE CONVERT(_koi8r'�' USING utf8mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+select CONVERT(_koi8r'�' USING utf8mb4) LIKE CONVERT(_koi8r'��' USING utf8mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+SELECT 'a' = 'a ';
+'a' = 'a '
+1
+SELECT 'a\0' < 'a';
+'a\0' < 'a'
+1
+SELECT 'a\0' < 'a ';
+'a\0' < 'a '
+1
+SELECT 'a\t' < 'a';
+'a\t' < 'a'
+1
+SELECT 'a\t' < 'a ';
+'a\t' < 'a '
+1
+SELECT 'a' = 'a ' collate utf8mb4_bin;
+'a' = 'a ' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a' collate utf8mb4_bin;
+'a\0' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a ' collate utf8mb4_bin;
+'a\0' < 'a ' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a' collate utf8mb4_bin;
+'a\t' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a ' collate utf8mb4_bin;
+'a\t' < 'a ' collate utf8mb4_bin
+1
+CREATE TABLE t1 (a char(10) character set utf8mb4 not null) ENGINE heap;
+INSERT INTO t1 VALUES ('a'),('a\0'),('a\t'),('a ');
+SELECT hex(a),STRCMP(a,'a'), STRCMP(a,'a ') FROM t1;
+hex(a)	STRCMP(a,'a')	STRCMP(a,'a ')
+61	0	0
+61	0	0
+6100	-1	-1
+6109	-1	-1
+DROP TABLE t1;
+select insert('txs',2,1,'hi'),insert('is ',4,0,'a'),insert('txxxxt',2,4,'es');
+insert('txs',2,1,'hi')	insert('is ',4,0,'a')	insert('txxxxt',2,4,'es')
+this	is a	test
+select insert("aa",100,1,"b"),insert("aa",1,3,"b");
+insert("aa",100,1,"b")	insert("aa",1,3,"b")
+aa	b
+select char_length(left(@a:='тест',5)), length(@a), @a;
+char_length(left(@a:='тест',5))	length(@a)	@a
+4	8	тест
+create table t1 ENGINE heap select date_format("2004-01-19 10:10:10", "%Y-%m-%d");
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `date_format("2004-01-19 10:10:10", "%Y-%m-%d")` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+select * from t1;
+date_format("2004-01-19 10:10:10", "%Y-%m-%d")
+2004-01-19
+drop table t1;
+set names utf8mb4;
+set LC_TIME_NAMES='fr_FR';
+create table t1 (s1 char(20) character set latin1) engine heap;
+insert into t1 values (date_format('2004-02-02','%M'));
+select hex(s1) from t1;
+hex(s1)
+66E97672696572
+drop table t1;
+create table t1 (s1 char(20) character set koi8r) engine heap;
+set LC_TIME_NAMES='ru_RU';
+insert into t1 values (date_format('2004-02-02','%M'));
+insert into t1 values (date_format('2004-02-02','%b'));
+insert into t1 values (date_format('2004-02-02','%W'));
+insert into t1 values (date_format('2004-02-02','%a'));
+select hex(s1), s1 from t1;
+hex(s1)	s1
+E6C5D7	Фев
+E6C5D7D2C1CCD1	Февраля
+F0CEC4	Пнд
+F0CFCEC5C4C5CCD8CEC9CB	Понедельник
+drop table t1;
+set LC_TIME_NAMES='en_US';
+set names koi8r;
+create table t1 (s1 char(1) character set utf8mb4) engine heap;
+insert into t1 values (_koi8r'�');
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select s1,hex(s1),char_length(s1),octet_length(s1) from t1;
+s1	hex(s1)	char_length(s1)	octet_length(s1)
+�D0B0	1	2
+drop table t1;
+create table t1 (s1 varchar(255) character set utf8mb4) engine heap;
+insert into t1 select repeat('a',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('amn 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161
+61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61
+D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+255	255
+382	255
+383	255
+510	255
+510	255
+drop table t1;
+create table t1 (s1 varchar(255) character set utf8mb4) engine heap;
+insert into t1 select repeat('a',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+255	255
+382	255
+383	255
+510	255
+510	255
+drop table t1;
+create table t1 (s1 char(10) character set utf8mb4) engine heap;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 varchar(10) character set utf8mb4) engine heap;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+CREATE TABLE t1 ( a varchar(10) ) CHARACTER SET utf8mb4 ENGINE heap;
+INSERT INTO t1 VALUES ( 'test' );
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a;
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = 'test' and b.a = 'test';
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a and a.a = 'test';
+a	a
+test	test
+DROP TABLE t1;
+create table t1 (a char(255) character set utf8mb4) engine heap;
+insert into t1 values('b'),('b');
+select * from t1 where a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a != 'b';
+a
+drop table t1;
+set collation_connection=utf8mb4_general_ci;
+drop table if exists t1;
+create table t1 as
+select repeat(' ', 64) as s1, repeat(' ',64) as s2
+union
+select null, null;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `s1` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL,
+  `s2` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+delete from t1;
+insert into t1 values('aaa','aaa');
+insert into t1 values('aaa|qqq','qqq');
+insert into t1 values('gheis','^[^a-dXYZ]+$');
+insert into t1 values('aab','^aa?b');
+insert into t1 values('Baaan','^Ba*n');
+insert into t1 values('aaa','qqq|aaa');
+insert into t1 values('qqq','qqq|aaa');
+insert into t1 values('bbb','qqq|aaa');
+insert into t1 values('bbb','qqq');
+insert into t1 values('aaa','aba');
+insert into t1 values(null,'abc');
+insert into t1 values('def',null);
+insert into t1 values(null,null);
+insert into t1 values('ghi','ghi[');
+select HIGH_PRIORITY s1 regexp s2 from t1;
+s1 regexp s2
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
+NULL
+NULL
+NULL
+NULL
+drop table t1;
+set names utf8mb4;
+set names utf8mb4;
+select  'вася'  rlike '[[:<:]]вася[[:>:]]';
+'вася'  rlike '[[:<:]]вася[[:>:]]'
+1
+select  'вася ' rlike '[[:<:]]вася[[:>:]]';
+'вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select ' вася'  rlike '[[:<:]]вася[[:>:]]';
+' вася'  rlike '[[:<:]]вася[[:>:]]'
+1
+select ' вася ' rlike '[[:<:]]вася[[:>:]]';
+' вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select  'васяz' rlike '[[:<:]]вася[[:>:]]';
+'васяz' rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвася'  rlike '[[:<:]]вася[[:>:]]';
+'zвася'  rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвасяz' rlike '[[:<:]]вася[[:>:]]';
+'zвасяz' rlike '[[:<:]]вася[[:>:]]'
+0
+CREATE TABLE t1 (a enum ('Y', 'N') DEFAULT 'N' COLLATE utf8mb4_unicode_ci) ENGINE heap;
+ALTER TABLE t1 ADD COLUMN b CHAR(20);
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (a enum('aaaa','проба') character set utf8mb4) engine heap;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` enum('aaaa','проба') CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+insert into t1 values ('проба');
+select * from t1;
+a
+проба
+create table t2 engine heap select ifnull(a,a) from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `ifnull(a,a)` varchar(5) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+select * from t2;
+ifnull(a,a)
+проба
+drop table t1;
+drop table t2;
+create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine heap;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine=heap;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine heap;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('ues ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine=heap;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a using hash (c(1))
+) engine=heap;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING HASH
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a using btree (c(1))
+) engine=heap;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING BTREE
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a (c(1))
+) engine=heap;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (c varchar(30) character set utf8mb4 collate utf8mb4_bin, unique(c(10))) engine heap;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c char(3) character set utf8mb4 collate utf8mb4_bin, unique (c(2))) engine heap;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using hash (c(1))
+) engine=heap;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING HASH
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using btree (c(1))
+) engine=heap;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING BTREE
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a (c(1))
+) engine=heap;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=heap;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=heap;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using btree (str(2))
+) engine=heap;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using hash (str(2))
+) engine=heap;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str (str(2))
+) engine= heap;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+CREATE TABLE t1 (a varchar(32) BINARY) CHARACTER SET utf8mb4 ENGINE heap;
+INSERT INTO t1 VALUES ('test');
+SELECT a FROM t1 WHERE a LIKE '%te';
+a
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci,
+p varchar(15) character set utf8mb4
+) ENGINE= heap DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('谷川俊二と申しますが、イき込みました。どうすればよいですか? 0312-000057');
+INSERT INTO t1 VALUES ('aaa','bbb');
+SELECT length(subject) FROM t1;
+length(subject)
+3
+432
+SELECT length(subject) FROM t1 ORDER BY 1;
+length(subject)
+3
+432
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (
+a int primary key,
+b varchar(6),
+index b3(b(3))
+) engine=heap character set=utf8mb4;
+insert into t1 values(1,'foo'),(2,'foobar');
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+alter table t1 engine=innodb;
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+drop table t1;
+create table t1 (
+a enum('петя','вася','анюта') character set utf8mb4 not null default 'анюта',
+b set('петя','вася','анюта') character set utf8mb4 not null default 'анюта'
+) engine heap;
+create table t2 engine heap select concat(a,_utf8mb4'') as a, concat(b,_utf8mb4'')as b from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` varchar(5) CHARACTER SET utf8mb4 NOT NULL DEFAULT '',
+  `b` varchar(15) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+drop table t2;
+drop table t1;
+select 'c' like '\_' as want0;
+want0
+0
+SELECT SUBSTR('вася',-2);
+SUBSTR('в100) character set utf8mb4 collate utf8mb4_unicode_ci) engine heap;
+insert into t1 values (1, 'Test');
+select * from t1 where soundex(a) = soundex('Test');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('TEST');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('test');
+id	a
+1	Test
+drop table t1;
+select soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB);
+soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB)
+阅000
+select hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB));
+hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB))
+E99885303030
+select soundex(_utf8mb4 0xD091D092D093);
+soundex(_utf8mb4 0xD091D092D093)
+Б000
+select hex(soundex(_utf8mb4 0xD091D092D093));
+hex(soundex(_utf8mb4 0xD091D092D093))
+D091303030
+SET collation_connection='utf8mb4_general_ci';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_general_ci	6109
+utf8mb4_general_ci	61
+utf8mb4_general_ci	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_general_ci
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+drop table if exists t1;
+create table t1 as select repeat(' ', 64) as s1;
+select collation(s1) from t1;
+collation(s1)
+utf8mb4_general_ci
+delete from t1;
+insert into t1 values ('a'),('ae'),(_latin1 0xE4);
+insert into t1 values ('o'),('oe'),(_latin1 0xF6);
+insert into t1 values ('s'),('ss'),(_latin1 0xDF);
+insert into t1 values ('u'),('ue'),(_latin1 0xFC);
+select s1, hex(s1) from t1 order by s1, binary s1;
+s1	hex(s1)
+a	61
+ä	C3A4
+ae	6165
+o	6F
+ö	C3B6
+oe	6F65
+s	73
+ß	C39F
+ss	7373
+u	75
+ü	C3BC
+ue	7565
+select group_concat(s1 order by binary s1) from t1 group by s1;
+group_concat(s1 order by binary s1)
+a,ä
+ae
+o,ö
+oe
+s,ß
+ss
+u,ü
+ue
+drop table t1;
+SET collation_connection='utf8mb4_bin';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_bin	6109
+utf8mb4_bin	61
+utf8mb4_bin	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_bin
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+CREATE TABLE t1 (
+user varchar(255) NOT NULL default ''
+) ENGINE=heap DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('one'),('two');
+SELECT CHARSET('a');
+CHARSET('a')
+utf8mb4
+SELECT user, CONCAT('<', user, '>') AS c FROM t1;
+user	c
+one	<one>
+two	<two>
+DROP TABLE t1;
+create table t1 (f1 varchar(1) not null) default charset utf8mb4 engine heap;
+insert into t1 values (''), ('');
+select concat(concat(_latin1'->',f1),_latin1'<-') from t1;
+concat(concat(_latin1'->',f1),_latin1'<-')
+-><-
+-><-
+drop table t1;
+select convert(_koi8r'� using utf8mb4) < convert(_koi8r'� using utf8mb4);
+convert(_koi8r'?' using utf8mb4) < convert(_koi8r'?' using utf8mb4)
+1
+set names latin1;
+create table t1 (a varchar(10)) character set utf8mb4 engine heap;
+insert into t1 values ('test');
+select ifnull(a,'') from t1;
+ifnull(a,'')
+test
+drop table t1;
+select repeat(_utf8mb4'+',3) as h union select NULL;
+h
++++
+NULL
+select ifnull(NULL, _utf8mb4'string');
+ifnull(NULL, _utf8mb4'string')
+string
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_lithuanian_ci) engine heap;
+insert into t1 values ('I'),('K'),('Y');
+select * from t1 where s1 < 'K' and s1 = 'Y';
+s1
+I
+Y
+select * from t1 where 'K' > s1 and s1 = 'Y';
+s1
+I
+Y
+drop table t1;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_czech_ci) engine heap;
+insert into t1 values ('c'),('d'),('h'),('ch'),('CH'),('cH'),('Ch'),('i');
+select * from t1 where s1 > 'd' and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where 'd' < s1 and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where s1 = 'cH' and s1 <> 'ch';
+s1
+cH
+select * from t1 where 'cH' = s1 and s1 <> 'ch';
+s1
+cH
+drop table t1;
+create table t1 (a varchar(255)) default character set utf8mb4 engine heap;
+insert into t1 values (1.0);
+drop table t1;
+create table t1 (
+id int not null,
+city varchar(20) not null,
+key (city(7),id)
+) character set=utf8mb4 engine heap;
+insert into t1 values (1,'Durban North');
+insert into t1 values (2,'Durban');
+select * from t1 where city = 'Durban';
+id	city
+2	Durban
+select * from t1 where city = 'Durban ';
+id	city
+2	Durban
+drop table t1;
+create table t1 (x set('A', 'B') default 0) character set utf8mb4 engine heap;
+ERROR 42000: Invalid default value for 'x'
+create table t1 (x enum('A', 'B') default 0) character set utf8mb4 engine heap;
+ERROR 42000: Invalid default value for 'x'
+SET NAMES UTF8;
+CREATE TABLE t1 (
+`id` int(20) NOT NULL auto_increment,
+`country` varchar(100) NOT NULL default '',
+`shortcode` varchar(100) NOT NULL default '',
+`operator` varchar(100) NOT NULL default '',
+`momid` varchar(30) NOT NULL default '',
+`keyword` varchar(160) NOT NULL default '',
+`content` varchar(160) NOT NULL default '',
+`second_token` varchar(160) default NULL,
+`gateway_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+`msisdn` varchar(15) NOT NULL default '',
+PRIMARY KEY  (`id`),
+UNIQUE KEY `MSCCSPK_20030521130957121` (`momid`),
+KEY `IX_mobile_originated_message_keyword` (`keyword`),
+KEY `IX_mobile_originated_message_created` (`created`),
+KEY `IX_mobile_originated_message_support` (`msisdn`,`momid`,`keyword`,`gateway_id`,`created`)
+) ENGINE=heap DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES 
+(1,'blah','464','aaa','fkc1c9ilc20x0hgae7lx6j09','ERR','ERR Имри.Афимим.Аеимфмим.Ад.Д имдимримрад.Адимримрмд им.Адимимрн имадми','ИМРИ.АФИМИМ.АЕИМИМРИМДМРИМРМРИРОР',3,'2005-06-01 17:30:43','1234567890'),
+(2,'blah','464','aaa','haxpl2ilc20x00bj4tt2m5ti','11','11 g','G',3,'2005-06-02 22:43:10','1234567890');
+CREATE TABLE t2 (
+`msisdn` varchar(15) NOT NULL default '',
+`operator_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+UNIQUE KEY `PK_user` (`msisdn`)
+) ENGINE=heap DEFAULT CHARSET=utf8mb4;
+INSERT INTO t2 VALUES ('1234567890',2,'2005-05-24 13:53:25');
+SELECT content, t2.msisdn FROM t1, t2 WHERE t1.msisdn = '1234567890';
+content	msisdn
+ERR Имри.Афимим.Аеимимрридм ирбднримрфмририримрфмфмим.Ад.Д имдимримрад.Адимримримр7890
+DROP TABLE t1,t2;
+create table t1 (a char(20) character set utf8mb4) engine heap;
+insert into t1 values ('123456'),('андрей');
+alter table t1 modify a char(2) character set utf8mb4;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+Warning	1265	Data truncated for column 'a' at row 2
+select char_length(a), length(a), a from t1 order by a;
+char_length(a)	length(a)	a
+2	2	12
+2	4	ан
+drop table t1;
+set names utf8mb4;
+select 'andre%' like 'andreñ%' escape 'ñ';
+'andre%' like 'andreñ%' escape 'ñ'
+1
+set names utf8mb4;
+select 'a\\' like 'a\\';
+'a\\' like 'a\\'
+1
+select 'aa\\' like 'a%\\';
+'aa\\' like 'a%\\'
+1
+create table t1 (a char(10), key(a)) character set utf8mb4 engine heap;
+insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
+select * from t1 where a like "abc%";
+a
+abc
+abcd
+select * from t1 where a like concat("abc","%");
+a
+abc
+abcd
+select * from t1 where a like "ABC%";
+a
+abc
+abcd
+select * from t1 where a like "test%";
+a
+test
+select * from t1 where a like "te_t";
+a
+test
+select * from t1 where a like "%a%";
+a
+a
+abc
+abcd
+select * from t1 where a like "%abcd%";
+a
+abcd
+select * from t1 where a like "%abc\d%";
+a
+abcd
+drop table t1;
+CREATE TABLE t1 (
+a varchar(255) NOT NULL default '',
+KEY a (a)
+) ENGINE=heap DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_general_ci;
+insert into t1 values (_utf8mb4 0xe880bd);
+insert into t1 values (_utf8mb4 0x5b);
+select hex(a) from t1;
+hex(a)
+5B
+E880BD
+drop table t1;
+set names 'latin1';
+create table t1 (a varchar(255)) default charset=utf8mb4 engine heap;
+select * from t1 where find_in_set('-1', a);
+a
+drop table t1;
+create table t1 (a int) engine heap;
+insert into t1 values (48),(49),(50);
+set names utf8mb4;
+select distinct char(a) from t1;
+char(a)
+0
+1
+2
+drop table t1;
+CREATE TABLE t1 (item varchar(255)) default character set utf8mb4 ENGINE heap;
+INSERT INTO t1 VALUES (N'\\');
+INSERT INTO t1 VALUES (_utf8mb4'\\');
+INSERT INTO t1 VALUES (N'Cote d\'Ivoire');
+INSERT INTO t1 VALUES (_utf8mb4'Cote d\'Ivoire');
+SELECT item FROM t1 ORDER BY item;
+item
+Cote d'Ivoire
+Cote d'Ivoire
+\
+\
+DROP TABLE t1;
+SET NAMES utf8mb4;
+DROP TABLE IF EXISTS t1;
+Warnings:
+Note	1051	Unknown table 't1'
+CREATE TABLE t1(a VARCHAR(255), KEY(a)) ENGINE=heap DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb');
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uU');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('UuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+alter table t1 add b int;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',2);
+delete from t1 where b=1;
+INSERT INTO t1 VALUES('UUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',4);
+delete from t1 where b=3;
+INSERT INTO t1 VALUES('uUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4) engine heap;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_general_ci from t1 where s1 like 'ペテ%';
+before_delete_general_ci
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_general_ci from t1 where s1 like 'ペテ%';
+after_delete_general_ci
+ペテルグル
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_unicode_ci) engine heap;
+insert into t1 values
+('a'),('b'),(null),('1);
+select s1 as before_delete_unicode_ci from t1 where s1 like 'ペテ%';
+before_delete_unicode_ci
+ペテルdelete_unicode_ci from t1 where s1 like 'ペテ%';
+after_delete_unicode_ci
+ペテルグル
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_bin) engine heap;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_bin from t1 where s1 like 'ペテ%';
+before_delete_bin
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_bin from t1 where s1 like 'ペset names utf8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=heap default character set utf8mb4 collate utf8mb4_general_ci;
+insert into t1 values ('to t1 values ('さしすせそかきくけこあいうえお');
+select a as gci1 from t1 where a like 'さしす t1 where a like 'あいうえおかきくけこさしすせそ';
+gci2
+あいうえおかきくけこさしす (a varchar(30) not null primary key)
+engine=heap default character set utf8mb4 collate utf8mb4_unicode_ci;
+insert into t1 values ('あいうえおかきくけこさしere a like 'さしすせそかきくけこあいうえお%';
+uci1
+さしすせそかきくけこあいうえお
+select a as uci2 from t1 where a like 'あいうえお8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=heap default character set utf8mb4 collate utf8mb4_bin;
+insert into t1 values ('あいうえおかきbin1 from t1 where a like 'さしすせそかきくけこあいうえお%';
+bin1
+さしすせそかきくけこ
+SET NAMES utf8mb4;
+CREATE TABLE t1 (id int PRIMARY KEY,
+a varchar(16) collate utf8mb4_unicode_ci NOT NULL default '',
+b int,
+f varchar(128) default 'XXX',
+INDEX (a(4))
+) ENGINE=heap DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+INSERT INTO t1(id, a, b) VALUES
+(1, 'cccc', 50), (2, 'cccc', 70), (3, 'cccc', 30),
+(4, 'cccc', 30), (5, 'cccc', 20), (6, 'bbbbbb', 40),
+(7, 'dddd', 30), (8, 'aaaa', 10), (9, 'aaaa', 50),
+(10, 'eeeee', 40), (11, 'bbbbbb', 60);
+SELECT id, a, b FROM t1;
+id	a	b
+1	cccc	50
+10	eeeee	40
+11	bbbbbb	60
+2	cccc	70
+3	cccc	30
+4	cccc	30
+5	cccc	20
+6	bbbbbb	40
+7	dddd	30
+8	aaaa	10
+9	aaaa	50
+SELECT id, a, b FROM t1 WHERE a BETWEEN 'aaaa' AND 'bbbbbb';
+id	a	b
+11	bbbbbb	60
+6	bbbbbb	40
+8	aaaa	10
+9	aaaa	50
+SELECT id, a FROM t1 WHERE a='bbbbbb';
+id	a
+11	bbbbbb
+6	bbbbbb
+SELECT id, a FROM t1 WHERE a='bbbbbb' ORDER BY b;
+id	a
+6	bbbbbb
+11	bbbbbb
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=heap DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES 
+('Käli Käli 2-4'), ('Käli Käli 2-4'),
+('Käli Käli 2+4'), ('Käli Käli 2+4'),
+('Käli Käli 2-6'), ('Käli KE t2 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=heap DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
+INSERT INTO t2 VALUES
+('Kali Kali 2-4'), ('Kali Kali 2-4'),
+('Kali Kali 2+4'), ('Kali Kali 2+4'),
+('Kali Kali 2-6'), ('Kali Kali 2-6');
+INSERT INTO t2 SELECT * FROM t2;
+SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+a
+Käli K4
+SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+a
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+EXPLAIN SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	a	NULL	NULL	NULL	12	Using where
+EXPLAIN SELECT a FROM t1 WHERE a = 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ref	a	a	53	const	4	Using where
+EXPLAIN SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	ALL	a	NULL	NULL	NULL	12	Using where
+EXPLAIN SELECT a FROM t2 WHERE a = 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	ref	a	a	14	const	4	Using where
+DROP TABLE t1,t2;
+CREATE TABLE t1 (
+a char(255) DEFAULT '', 
+KEY(a(10))
+) ENGINE=heap DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli K';
+a
+Käli Käli 2-4
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+CREATE TABLE t1 (
+a char(255) DEFAULT ''
+) ENGINE=heap DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+ALTER TABLE t1 ADD KEY (a(10));
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+SET NAMES latin2;
+create table t1(a char(200) collate utf8mb4_unicode_ci NOT NULL default '')
+default charset=utf8mb4 collate=utf8mb4_unicode_ci engine heap;
+insert into t1 values (unhex('65')), (unhex('C3A9')), (unhex('65'));
+explain select distinct a from t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary
+SELECT COUNT(*) FROM (SELECT DISTINCT a FROM t1) AS t2;
+COUNT(*)
+1
+explain select a from t1 group by a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary; Using filesort
+SELECT COUNT(*) FROM (SELECT a FROM t1 GROUP BY a) AS t2;
+COUNT(*)
+1
+drop table t1;
+create table t1(a char(10)) default charset utf8mb4 engine heap;
+insert into t1 values ('123'), ('456');
+explain
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	Y	ALL	NULL	NULL	NULL	NULL	2	Using temporary; Using filesort
+1	SIMPLE	Z	ALL	NULL	NULL	NULL	NULL	2	Using where; Using join buffer
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+substr(Z.a,-1)	a
+3	123
+6	456
+drop table t1;
+SET CHARACTER SET utf8mb4;
+SHOW VARIABLES LIKE 'character\_set\_%';
+Variable_name	Value
+character_set_client	utf8mb4
+character_set_connection	latin1
+character_set_database	latin1
+character_set_filesystem	binary
+character_set_results	utf8mb4
+character_set_server	latin1
+character_set_system	utf8
+CREATE DATABASE crashtest DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
+USE crashtest;
+CREATE TABLE crashtest (crash char(10)) DEFAULT CHARSET=utf8mb4 ENGINE heap;
+INSERT INTO crashtest VALUES ('35'), ('36'), ('37');
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+35
+36
+37
+INSERT INTO crashtest VALUES ('-1000');
+EXPLAIN SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	crashtest	ALL	NULL	NULL	NULL	NULL	4	Using filesort
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+-1000
+35
+36
+37
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FFFFFC'
+DROP TABLE crashtest;
+DROP DATABASE crashtest;
+USE test;
+SET CHARACTER SET default;
+CREATE TABLE t1(id varchar(20) NOT NULL) DEFAULT CHARSET=utf8mb4 ENGINE heap;
+INSERT INTO t1 VALUES ('xxx'), ('aa'), ('yyy'), ('aa');
+SELECT id FROM t1;
+id
+aa
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1;
+id
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1 ORDER BY id;
+id
+aa
+xxx
+yyy
+DROP TABLE t1;
+create table t1 (
+a varchar(26) not null
+) default character set utf8mb4 ENGINE heap;
+insert into t1 (a) values ('abcdefghijklmnopqrstuvwxyz');
+select * from t1;
+a
+abcdefghijklmnopqrstuvwxyz
+alter table t1 change a a varchar(20) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmnopqrst
+alter table t1 change a a char(15) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmno
+alter table t1 change a a char(10) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghij
+alter table t1 change a a varchar(5) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcde
+drop table t1;
+create table t1 (
+a varchar(4000) not null
+) default character set utf8mb4 engine heap;
+insert into t1 values (repeat('a',4000));
+alter table t1 change a a varchar(3000) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select length(a) from t1;
+length(a)
+3000
+drop table t1;
+set names utf8mb4;
+select hex(char(1 using utf8mb4));
+hex(char(1 using utf8mb4))
+01
+select char(0xd1,0x8f using utf8mb4);
+char(0xd1,0x8f using utf8mb4)
+я
+select char(0xd18f using utf8mb4);
+char(0xd18f using utf8mb4)
+я
+select char(53647 using utf8mb4);
+char(53647 using utf8mb4)
+я
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+set sql_mode=traditional;
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select char(195 using utf8mb4);
+char(195 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C3'
+select char(196 using utf8mb4);
+char(196 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C4'
+select char(2557 using utf8mb4);
+char(2557 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FD'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select hex(convert(char(2557 using latin1) using utf8mb4));
+hex(convert(char(2557 using latin1) using utf8mb4))
+09C3BD
+select hex(char(195));
+hex(char(195))
+C3
+select hex(char(196));
+hex(char(196))
+C4
+select hex(char(2557));
+hex(char(2557))
+09FD
+set names utf8mb4;
+create table t1 (a char(1)) default character set utf8mb4 engine heap;
+create table t2 (a char(1)) default character set utf8mb4 engine heap;
+insert into t1 values('a'),('a'),(0xE38182),(0xE38182);
+insert into t1 values('i'),('i'),(0xE38184),(0xE38184);
+select * from t1 union distinct select * from t2;
+a
+a
+i
+あ
+い
+drop table t1,t2;
+set names utf8mb4;
+create table t1 (a char(10), b varchar(10)) engine heap;
+insert into t1 values ('bar','kostja');
+insert into t1 values ('kostja','bar');
+prepare my_stmt from "select * from t1 where a=?";
+set @a:='bar';
+execute my_stmt using @a;
+a	b
+bar	kostja
+set @a:='kostja';
+execute my_stmt using @a;
+a	b
+kostja	bar
+set @a:=null;
+execute my_stmt using @a;
+a	b
+drop table if exists t1;
+drop table if exists t1;
+drop view if exists v1, v2;
+set names utf8mb4;
+create table t1(col1 varchar(12) character set utf8mb4 collate utf8mb4_unicode_ci) engine heap;
+insert into t1 values('t1_val');
+create view v1 as select 'v1_val' as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+4	utf8mb4_general_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1)from v2;
+coercibility(col1)	collation(col1)
+2	utf8mb4_unicode_ci
+2	utf8mb4_unicode_ci
+drop view v1, v2;
+create view v1 as select 'v1_val' collate utf8mb4_swedish_ci as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1) from v2;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+0	utf8mb4_swedish_ci
+drop view v1, v2;
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine heap;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, N'x', N'y')) from t1;
+concat(a, if(b>10, N'x', N'y'))
+ay
+select concat(a, if(b>10, N'æ', N'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine heap;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y')) from t1;
+concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y'))
+ay
+select concat(a, if(b>10, _utf8mb4'æ', _utf8mb4'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine heap;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79)) from t1;
+concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79))
+ay
+select concat(a, if(b>10, _utf8mb4 0xC3A6, _utf8mb4 0xC3AF)) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine heap;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, 'x' 'x', 'y' 'y')) from t1;
+concat(a, if(b>10, 'x' 'x', 'y' 'y'))
+ayy
+select concat(a, if(b>10, 'x' 'æ', 'y' 'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+CREATE TABLE t1 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+PRIMARY KEY  (colA)
+) ENGINE=heap DEFAULT CHARSET=latin1;
+INSERT INTO t1 (colA, colB) VALUES (1, 'foo'), (2, 'foo bar');
+CREATE TABLE t2 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+KEY bad  (colA,colB(3))
+) ENGINE=heap DEFAULT CHARSET=latin1;
+INSERT INTO t2 (colA, colB) VALUES (1, 'foo'),(2, 'foo bar');
+SELECT * FROM t1 JOIN t2 ON t1.colA=t2.colA AND t1.colB=t2.colB
+WHERE t1.colA < 3;
+colA	colB	colA	colB
+1	foo	1	foo
+2	foo bar	2	foo bar
+DROP TABLE t1, t2;
+SELECT 'н1234567890' UNION SELECT _binary '1';
+н1234567890
+н1234567890
+1
+SELECT 'н1234567890' UNION SELECT 1;
+н1234567890
+н1234567890
+1
+SELECT '1' UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+SELECT 1 UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+CREATE TABLE t1 (c VARCHAR(11)) CHARACTER SET utf8mb4 ENGINE heap;
+CREATE TABLE t2 (b CHAR(1) CHARACTER SET binary, i INT) ENGINE heap;
+INSERT INTO t1 (c) VALUES ('н1234567890');
+INSERT INTO t2 (b, i) VALUES ('1', 1);
+SELECT c FROM t1 UNION SELECT b FROM t2;
+c
+н1234567890
+1
+SELECT c FROM t1 UNION SELECT i FROM t2;
+c
+н1234567890
+1
+SELECT b FROM t2 UNION SELECT c FROM t1;
+b
+1
+н1234567890
+SELECT i FROM t2 UNION SELECT c FROM t1;
+i
+1
+н1234567890
+DROP TABLE t1, t2;
+set sql_mode=traditional;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+set sql_mode=default;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL) ENGINE heap;
+INSERT INTO t1 VALUES (70000, 1092), (70001, 1085), (70002, 1065);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD UNIQUE (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP INDEX b ON t1;
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD INDEX (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) from t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP TABLE t1;
+#
+# Bug#26474: Add Sinhala script (Sri Lanka) collation to MySQL
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+predicted_order int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE heap;
+INSERT INTO t1 VALUES (19, x'E0B696'), (30, x'E0B69AE0B798'), (61, x'E0B6AF'), (93, x'E0B799'), (52, x'E0B6A6'), (73, x'E0B6BBE0B78AE2808D'), (3, x'E0B686'), (56, x'E0B6AA'), (55, x'E0B6A9'), (70, x'E0B6B9'), (94, x'E0B79A'), (80, x'E0B785'), (25, x'E0B69AE0B791'), (48, x'E0B6A2'), (13, x'E0B690'), (86, x'E0B793'), (91, x'E0B79F'), (81, x'E0B786'), (79, x'E0B784'), (14, x'E0B691'), (99, x'E0B78A'), (8, x'E0B68B'), (68, x'E0B6B7'), (22, x'E0B69A'), (16, x'E0B693'), (33, x'E0B69AE0B7B3'), (38, x'E0B69AE0B79D'), (21, x'E0B683'), (11, x'E0B68E'), (77, x'E0B782'), (40, x'E0B69AE0B78A'), (101, x'E0B78AE2808DE0B6BB'), (35, x'E0B69AE0B79A'), (1, x'E0B7B4'), (9, x'E0B68C'), (96, x'E0B79C'), (6, x'E0B689'), (95, x'E0B79B'), (88, x'E0B796'), (64, x'E0B6B3'), (26, x'E0B69AE0B792'), (82, x'E0B78F'), (28, x'E0B69AE0B794'), (39, x'E0B69AE0B79E'), (97, x'E0B79D'), (2, x'E0B685'), (75, x'E0B780'), (34, x'E0B69AE0B799'), (69, x'E0B6B8'), (83, x'E0B790'), (18, x'E0B695'), (90, x'E0B7B2'), (17, x'E0B694'), (72, x'E0B6BB'), (66, x'E0B6B5'), (59, x'E0B6AD'), (44, x'E0B69E'), (15, x'E0B692'), (23, x'E0B69AE0B78F'), (65, x'E0B6B4'), (42, x'E0B69C'), (63, x'E0B6B1'), (85, x'E0B792'), (47, x'E0B6A1'), (49, x'E0B6A3'), (92, x'E0B7B3'), (78, x'E0B783'), (36, x'E0B69AE0B79B'), (4, x'E0B687'), (24, x'E0B69AE0B790'), (87, x'E0B794'), (37, x'E0B69AE0B79C'), (32, x'E0B69AE0B79F'), (29, x'E0B69AE0B796'), (43, x'E0B69D'), (62, x'E0B6B0'), (100, x'E0B78AE2808DE0B6BA'), (60, x'E0B6AE'), (45, x'E0B69F'), (12, x'E0B68F'), (46, x'E0B6A0'), (50, x'E0B6A5'), (51, x'E0B6A4'), (5, x'E0B688'), (76, x'E0B781'), (89, x'E0B798'), (74, x'E0B6BD'), (10, x'E0B68D'), (57, x'E0B6AB'), (71, x'E0B6BA'), (58, x'E0B6AC'), (27, x'E0B69AE0B793'), (54, x'E0B6A8'), (84, x'E0B791'), (31, x'E0B69AE0B7B2'), (98, x'E0B79E'), (53, x'E0B6A7'), (41, x'E0B69B'), (67, x'E0B6B6'), (7, x'E0B68A'), (20, x'E0B682');
+SELECT predicted_order, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_sinhala_ci;
+predicted_order	hex(utf8mb4_encoding)
+1	E0B7B4
+2	E0B685
+3	E0B686
+4	E0B687
+5	E0B688
+6	E0B689
+7	E0B68A
+8	E0B68B
+9	E0B68C
+10	E0B68D
+11	E0B68E
+12	E0B68F
+13	E0B690
+14	E0B691
+15	E0B692
+16	E0B693
+17	E0B694
+18	E0B695
+19	E0B696
+20	E0B682
+21	E0B683
+22	E0B69A
+23	E0B69AE0B78F
+24	E0B69AE0B790
+25	E0B69AE0B791
+26	E0B69AE0B792
+27	E0B69AE0B793
+28	E0B69AE0B794
+29	E0B69AE0B796
+30	E0B69AE0B798
+31	E0B69AE0B7B2
+32	E0B69AE0B79F
+33	E0B69AE0B7B3
+34	E0B69AE0B799
+35	E0B69AE0B79A
+36	E0B69AE0B79B
+37	E0B69AE0B79C
+38	E0B69AE0B79D
+39	E0B69AE0B79E
+40	E0B69AE0B78A
+41	E0B69B
+42	E0B69C
+43	E0B69D
+44	E0B69E
+45	E0B69F
+46	E0B6A0
+47	E0B6A1
+48	E0B6A2
+49	E0B6A3
+50	E0B6A5
+51	E0B6A4
+52	E0B6A6
+53	E0B6A7
+54	E0B6A8
+55	E0B6A9
+56	E0B6AA
+57	E0B6AB
+58	E0B6AC
+59	E0B6AD
+60	E0B6AE
+61	E0B6AF
+62	E0B6B0
+63	E0B6B1
+64	E0B6B3
+65	E0B6B4
+66	E0B6B5
+67	E0B6B6
+68	E0B6B7
+69	E0B6B8
+70	E0B6B9
+71	E0B6BA
+72	E0B6BB
+73	E0B6BBE0B78AE2808D
+74	E0B6BD
+75	E0B780
+76	E0B781
+77	E0B782
+78	E0B783
+79	E0B784
+80	E0B785
+81	E0B786
+82	E0B78F
+83	E0B790
+84	E0B791
+85	E0B792
+86	E0B793
+87	E0B794
+88	E0B796
+89	E0B798
+90	E0B7B2
+91	E0B79F
+92	E0B7B3
+93	E0B799
+94	E0B79A
+95	E0B79B
+96	E0B79C
+97	E0B79D
+98	E0B79E
+99	E0B78A
+100	E0B78AE2808DE0B6BA
+101	E0B78AE2808DE0B6BB
+DROP TABLE t1;
+#
+# Bug#32914 Character sets: illegal characters in utf8mb4 and utf32 columns
+#
+create table t1 (utf8mb4 char(1) character set utf8mb4) engine heap;
+Testing [F0][90..BF][80..BF][80..BF]
+insert into t1 values (0xF0908080);
+insert into t1 values (0xF0BFBFBF);
+insert into t1 values (0xF08F8080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF0\x8F\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F0908080
+F0BFBFBF
+delete from t1;
+Testing [F2..F3][80..BF][80..BF][80..BF]
+insert into t1 values (0xF2808080);
+insert into t1 values (0xF2BFBFBF);
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+F2808080
+F2BFBFBF
+delete from t1;
+Testing [F4][80..8F][80..BF][80..BF]
+insert into t1 values (0xF4808080);
+insert into t1 values (0xF48F8080);
+insert into t1 values (0xF4908080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x90\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F4808080
+F48F8080
+drop table t1;
+#
+# Check strnxfrm() with odd length
+#
+set max_sort_length=5;
+select @@max_sort_length;
+@@max_sort_length
+5
+create table t1 (a varchar(128) character set utf8mb4 collate utf8mb4_general_ci) engine heap;
+insert into t1 values ('a'),('b'),('c');
+select * from t1 order by a;
+a
+a
+b
+c
+alter table t1 modify a varchar(128) character set utf8mb4 collate utf8mb4_bin;
+select * from t1 order by a;
+a
+a
+b
+c
+drop table t1;
+set max_sort_length=default;
+#
+# Bug#26180: Can't add columns to tables created with utf8mb4 text indexes
+#
+#
+# Testing 4-byte values.
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE heap;
+INSERT INTO t1 VALUES (119040, x'f09d8480'),
+# G CLEF
+(119070, x'f09d849e'),
+# HALF NOTE
+(119134, x'f09d859e'),
+# MUSICAL SYMBOL CROIX
+(119247, x'f09d878f'),
+# MATHEMATICAL BOLD ITALIC CAPITAL DELTA
+(120607, x'f09d9c9f'),
+# SANS-SERIF BOLD ITALIC CAPITAL PI
+(120735, x'f09d9e9f'),
+# <Plane 16 Private Use, Last> (last 4 byte character)
+(1114111, x'f48fbfbf'),
+# VARIATION SELECTOR-256
+(917999, x'f3a087af');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480');
+INSERT INTO t1 VALUES (65131, x'efb9abf09d849ef09d859ef09d859ef09d8480f09d859fefb9abefb9abf09d85a0efb9ab');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480f09d85a0');
+Warnings:
+Warning	1265	Data truncated for column 'utf8mb4_encoding' at row 1
+SELECT u_decimal, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_general_ci, BINARY utf8mb4_encoding;
+u_decimal	hex(utf8mb4_encoding)
+1114111	F48FBFBF
+119040	F09D8480
+119070	F09D849E
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119134	F09D859E
+119247	F09D878F
+120607	F09D9C9F
+120735	F09D9E9F
+65131	EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+917999	F3A087AF
+INSERT INTO t1 VALUES (1114111, x'f5808080');
+Warnings:
+Warning	1366	Incorrect string value: '\xF5\x80\x80\x80' for column 'utf8mb4_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't1' AND column_name= 'utf8mb4_encoding';
+character_maximum_length	character_octet_length
+10	40
+DROP TABLE IF EXISTS t2;
+CREATE TABLE t2 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb3 ENGINE heap;
+INSERT INTO t2 VALUES (42856, x'ea9da8');
+INSERT INTO t2 VALUES (65131, x'efb9ab');
+INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBF' for column 'utf8mb3_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't2' AND column_name= 'utf8mb3_encoding';
+character_maximum_length	character_octet_length
+10	30
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBD' for column 'utf8mb3_encoding' at row 1
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8'))
+EA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+F09D8480EA9DA8
+F09D849EEA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D859EEA9DA8
+F09D878FEA9DA8
+F09D9C9FEA9DA8
+F09D9E9FEA9DA8
+F3A087AFEA9DA8
+F48FBFBFEA9DA8
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding))
+
+EA9DA8
+EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEFB9AB
+F09D8480
+F09D8480EA9DA8
+F09D8480EFB9AB
+F09D849E
+F09D849EEA9DA8
+F09D849EEFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D859E
+F09D859EEA9DA8
+F09D859EEFB9AB
+F09D878F
+F09D878FEA9DA8
+F09D878FEFB9AB
+F09D9C9F
+F09D9C9FEA9DA8
+F09D9C9FEFB9AB
+F09D9E9F
+F09D9E9FEA9DA8
+F09D9E9FEFB9AB
+F3A087AF
+F3A087AFEA9DA8
+F3A087AFEFB9AB
+F48FBFBF
+F48FBFBFEA9DA8
+F48FBFBFEFB9AB
+SELECT count(*) FROM t1, t2
+WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+count(*)
+33
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) NOT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+u_decimal	hex(utf8mb4_encoding)	utf8mb4_encoding
+1114111		
+1114111	3F	?
+119040	3F	?
+119070	3F	?
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119134	3F	?
+119247	3F	?
+120607	3F	?
+120735	3F	?
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB	﹫?????﹫﹫?﹫
+917999	3F	?
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=utf8mb4
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) DEFAULT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MEMORY DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+DROP TABLE IF EXISTS t3;
+CREATE TABLE t3 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8 ENGINE heap;
+INSERT INTO t3 SELECT * FROM t1;
+DROP TABLE IF EXISTS t4;
+CREATE TABLE t4 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE heap;
+INSERT INTO t3 SELECT * FROM t2;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
+#
+# Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
+#
+SELECT CHARSET(CONCAT(_utf8mb4'a',_utf8'b'));
+CHARSET(CONCAT(_utf8mb4'a',_utf8'b'))
+utf8mb4
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4 NOT NULL) ENGINE heap;
+INSERT INTO t1 VALUES (x'ea9da8'),(x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 x'ea9da8') FROM t1 LIMIT 0;
+CONCAT(utf8mb4, _utf8 x'ea9da8')
+CREATE TABLE t2 (utf8mb3 VARCHAR(10) CHARACTER SET utf8mb3 NOT NULL) ENGINE heap;
+INSERT INTO t2 VALUES (x'ea9da8');
+SELECT HEX(CONCAT(utf8mb4, utf8mb3)) FROM t1,t2 ORDER BY 1;
+HEX(CONCAT(utf8mb4, utf8mb3))
+EA9DA8EA9DA8
+F48FBFBFEA9DA8
+SELECT CHARSET(CONCAT(utf8mb4, utf8mb3)) FROM t1, t2 LIMIT 1;
+CHARSET(CONCAT(utf8mb4, utf8mb3))
+utf8mb4
+CREATE TEMPORARY TABLE t3 ENGINE heap AS SELECT *, concat(utf8mb4,utf8mb3) FROM t1, t2;
+SHOW CREATE TABLE t3;
+Table	Create Table
+t3	CREATE TEMPORARY TABLE `t3` (
+  `utf8mb4` varchar(10) CHARACTER SET utf8mb4 NOT NULL,
+  `utf8mb3` varchar(10) CHARACTER SET utf8 NOT NULL,
+  `concat(utf8mb4,utf8mb3)` varchar(20) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
+DROP TEMPORARY TABLE t3;
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 > t2.utf8mb3;
+utf8mb4	utf8mb3
+􏿿	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 = t2.utf8mb3;
+utf8mb4	utf8mb3
+Ꝩ	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 < t2.utf8mb3;
+utf8mb4	utf8mb3
+DROP TABLE t1;
+DROP TABLE t2;
+#
+# Check that mixing utf8mb4 with an invalid utf8 constant returns error
+#
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4) ENGINE heap;
+INSERT INTO t1 VALUES (x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+SELECT CONCAT('a', _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,COERCIBLE) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+DROP TABLE t1;
+#
+# End of 5.5 tests
+#
+#
+# End of tests
+#

=== added file 'mysql-test/r/ctype_utf8mb4_innodb.result'
--- a/mysql-test/r/ctype_utf8mb4_innodb.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/r/ctype_utf8mb4_innodb.result	2010-03-05 08:17:19 +0000
@@ -0,0 +1,2407 @@
+drop table if exists t1,t2;
+#
+# Start of 5.5 tests
+#
+set names utf8mb4;
+select left(_utf8mb4 0xD0B0D0B1D0B2,1);
+left(_utf8mb4 0xD0B0D0B1D0B2,1)
+а
+select right(_utf8mb4 0xD0B0D0B2D0B2,1);
+right(_utf8mb4 0xD0B0D0B2D0B2,1)
+в
+select locate('he','hello');
+locate('he','hello')
+1
+select locate('he','hello',2);
+locate('he','hello',2)
+0
+select locate('lo','hello',2);
+locate('lo','hello',2)
+4
+select locate('HE','hello');
+locate('HE','hello')
+1
+select locate('HE','hello',2);
+locate('HE','hello',2)
+0
+select locate('LO','hello',2);
+locate('LO','hello',2)
+4
+select locate('HE','hello' collate utf8mb4_bin);
+locate('HE','hello' collate utf8mb4_bin)
+0
+select locate('HE','hello' collate utf8mb4_bin,2);
+locate('HE','hello' collate utf8mb4_bin,2)
+0
+select locate('LO','hello' collate utf8mb4_bin,2);
+locate('LO','hello' collate utf8mb4_bin,2)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin)
+0
+select length(_utf8mb4 0xD0B1), bit_length(_utf8mb4 0xD0B1), char_length(_utf8mb4 0xD0B1);
+length(_utf8mb4 0xD0B1)	bit_length(_utf8mb4 0xD0B1)	char_length(_utf8mb4 0xD0B1)
+2	16	1
+select 'a' like 'a';
+'a' like 'a'
+1
+select 'A' like 'a';
+'A' like 'a'
+1
+select 'A' like 'a' collate utf8mb4_bin;
+'A' like 'a' collate utf8mb4_bin
+0
+select _utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%');
+_utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%')
+1
+select convert(_latin1'G�Andr�using utf8mb4) like CONVERT(_latin1'G�TER%' USING utf8mb4);
+convert(_latin1'G?nter Andr?' using utf8mb4) like CONVERT(_latin1'G?NTER%' USING utf8mb4)
+1
+select CONVERT(_koi8r'�);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+select CONVERT(_koi8r'�' USING utf8mb4) LIKE CONVERT(_koi8r'��' USING utf8mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+SELECT 'a' = 'a ';
+'a' = 'a '
+1
+SELECT 'a\0' < 'a';
+'a\0' < 'a'
+1
+SELECT 'a\0' < 'a ';
+'a\0' < 'a '
+1
+SELECT 'a\t' < 'a';
+'a\t' < 'a'
+1
+SELECT 'a\t' < 'a ';
+'a\t' < 'a '
+1
+SELECT 'a' = 'a ' collate utf8mb4_bin;
+'a' = 'a ' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a' collate utf8mb4_bin;
+'a\0' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a ' collate utf8mb4_bin;
+'a\0' < 'a ' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a' collate utf8mb4_bin;
+'a\t' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a ' collate utf8mb4_bin;
+'a\t' < 'a ' collate utf8mb4_bin
+1
+CREATE TABLE t1 (a char(10) character set utf8mb4 not null) ENGINE InnoDB;
+INSERT INTO t1 VALUES ('a'),('a\0'),('a\t'),('a ');
+SELECT hex(a),STRCMP(a,'a'), STRCMP(a,'a ') FROM t1;
+hex(a)	STRCMP(a,'a')	STRCMP(a,'a ')
+61	0	0
+61	0	0
+6100	-1	-1
+6109	-1	-1
+DROP TABLE t1;
+select insert('txs',2,1,'hi'),insert('is ',4,0,'a'),insert('txxxxt',2,4,'es');
+insert('txs',2,1,'hi')	insert('is ',4,0,'a')	insert('txxxxt',2,4,'es')
+this	is a	test
+select insert("aa",100,1,"b"),insert("aa",1,3,"b");
+insert("aa",100,1,"b")	insert("aa",1,3,"b")
+aa	b
+select char_length(left(@a:='тест',5)), length(@a), @a;
+char_length(left(@a:='тест',5))	length(@a)	@a
+4	8	тест
+create table t1 ENGINE InnoDB select date_format("2004-01-19 10:10:10", "%Y-%m-%d");
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `date_format("2004-01-19 10:10:10", "%Y-%m-%d")` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+select * from t1;
+date_format("2004-01-19 10:10:10", "%Y-%m-%d")
+2004-01-19
+drop table t1;
+set names utf8mb4;
+set LC_TIME_NAMES='fr_FR';
+create table t1 (s1 char(20) character set latin1) engine InnoDB;
+insert into t1 values (date_format('2004-02-02','%M'));
+select hex(s1) from t1;
+hex(s1)
+66E97672696572
+drop table t1;
+create table t1 (s1 char(20) character set koi8r) engine InnoDB;
+set LC_TIME_NAMES='ru_RU';
+insert into t1 values (date_format('2004-02-02','%M'));
+insert into t1 values (date_format('2004-02-02','%b'));
+insert into t1 values (date_format('2004-02-02','%W'));
+insert into t1 values (date_format('2004-02-02','%a'));
+select hex(s1), s1 from t1;
+hex(s1)	s1
+E6C5D7	Фев
+E6C5D7D2C1CCD1	Февраля
+F0CEC4	Пнд
+F0CFCEC5C4C5CCD8CEC9CB	Понедельник
+drop table t1;
+set LC_TIME_NAMES='en_US';
+set names koi8r;
+create table t1 (s1 char(1) character set utf8mb4) engine InnoDB;
+insert into t1 values (_koi8r'�');
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select s1,hex(s1),char_length(s1),octet_length(s1) from t1;
+s1	hex(s1)	char_length(s1)	octet_length(s1)
+�D0B0	1	2
+drop table t1;
+create table t1 (s1 tinytext character set utf8mb4) engine InnoDB;
+insert into t1 select repeat('a',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161
+61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F
+D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+254	127
+254	127
+255	170
+255	170
+255	255
+drop table t1;
+create table t1 (s1 text character set utf8mb4) engine InnoDB;
+insert into t1 select repeat('a',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+65534	32767
+65534	32767
+65535	43690
+65535	43690
+65535	65535
+drop table t1;
+create table t1 (s1 char(10) character set utf8mb4) engine InnoDB;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 varchar(10) character set utf8mb4) engine InnoDB;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 text character set utf8mb4) engine InnoDB;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (a text character set utf8mb4, primary key(a(371))) engine InnoDB;
+ERROR 42000: Specified key was too long; max key length is 767 bytes
+CREATE TABLE t1 ( a varchar(10) ) CHARACTER SET utf8mb4 ENGINE InnoDB;
+INSERT INTO t1 VALUES ( 'test' );
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a;
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = 'test' and b.a = 'test';
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a and a.a = 'test';
+a	a
+test	test
+DROP TABLE t1;
+create table t1 (a char(255) character set utf8mb4) engine InnoDB;
+insert into t1 values('b'),('b');
+select * from t1 where a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a != 'b';
+a
+drop table t1;
+set collation_connection=utf8mb4_general_ci;
+drop table if exists t1;
+create table t1 as
+select repeat(' ', 64) as s1, repeat(' ',64) as s2
+union
+select null, null;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `s1` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL,
+  `s2` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+delete from t1;
+insert into t1 values('aaa','aaa');
+insert into t1 values('aaa|qqq','qqq');
+insert into t1 values('gheis','^[^a-dXYZ]+$');
+insert into t1 values('aab','^aa?b');
+insert into t1 values('Baaan','^Ba*n');
+insert into t1 values('aaa','qqq|aaa');
+insert into t1 values('qqq','qqq|aaa');
+insert into t1 values('bbb','qqq|aaa');
+insert into t1 values('bbb','qqq');
+insert into t1 values('aaa','aba');
+insert into t1 values(null,'abc');
+insert into t1 values('def',null);
+insert into t1 values(null,null);
+insert into t1 values('ghi','ghi[');
+select HIGH_PRIORITY s1 regexp s2 from t1;
+s1 regexp s2
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
+NULL
+NULL
+NULL
+NULL
+drop table t1;
+set names utf8mb4;
+set names utf8mb4;
+select  'вася'  rlike '[[:<:]]ва+1
+select  'вася ' rlike '[[:<:]]вася[[:>:]]';
+'вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select ' like '[[:<:]]вася[[:>:]]'
+1
+select ' вася ' rlike '[[:<:]]вася[[:>:]]';
+' вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select  'васяz' rlike '[[:<:]]вася[[:>:]]';
+'васяz' rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвася'  rlike '[[:<:]]вася[[:>:]]';
+'zвася'  rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвасяz' rlike '[[:<:]]вася[[:>:]]';
+'zвасяz' rlike '[[:<:]]вася[[:>:]]'
+0
+CREATE TABLE t1 (a enum ('Y', 'N') DEFAULT 'N' COLLATE utf8mb4_unicode_ci) ENGINE InnoDB;
+ALTER TABLE t1 ADD COLUMN b CHAR(20);
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (a enum('aaaa','проба') character set utf8mb4) engine InnoDB;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` enum('aaaa','проба') CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+insert into t1 values ('проба');
+select * from t1;
+a
+проба
+create table t2 engine InnoDB select ifnull(a,a) from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `ifnull(a,a)` varchar(5) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+select * from t2;
+ifnull(a,a)
+1 (c varchar(30) character set utf8mb4, unique(c(10))) engine InnoDB;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine=InnoDB;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine InnoDB;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine=InnoDB;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a using hash (c(1))
+) engine=InnoDB;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING HASH
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a using btree (c(1))
+) engine=InnoDB;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING BTREE
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a (c(1))
+) engine=InnoDB;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (c varchar(30) character set utf8mb4 collate utf8mb4_bin, unique(c(10))) engine InnoDB;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c char(3) character set utf8mb4 collate utf8mb4_bin, unique (c(2))) engine InnoDB;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааsert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪr(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using hash (c(1))
+) engine=InnoDB;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING HASH
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry '23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using btree (c(1))
+) engine=InnoDB;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING BTREE
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a (c(1))
+) engine=InnoDB;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=InnoDB;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=InnoDB;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using btree (str(2))
+) engine=InnoDB;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using hash (str(2))
+) engine=InnoDB;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str (str(2))
+) engine= InnoDB;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+CREATE TABLE t1 (a varchar(32) BINARY) CHARACTER SET utf8mb4 ENGINE InnoDB;
+INSERT INTO t1 VALUES ('test');
+SELECT a FROM t1 WHERE a LIKE '%te';
+a
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci,
+p varchar(15) character set utf8mb4
+) ENGINE= InnoDB DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('谷川俊shun@strippedを書き込みました。どうすればよいですか? その他、住所等は間違 VALUES ('aaa','bbb');
+SELECT length(subject) FROM t1;
+length(subject)
+3
+432
+SELECT length(subject) FROM t1 ORDER BY 1;
+length(subject)
+3
+432
+DROP TABLE t1;
+CREATE TABLE t1 (
+id       int unsigned NOT NULL auto_increment,
+list_id  smallint unsigned NOT NULL,
+term     TEXT NOT NULL,
+PRIMARY KEY(id),
+INDEX(list_id, term(4))
+) ENGINE=InnoDB CHARSET=utf8mb4;
+INSERT INTO t1 SET list_id = 1, term = "letterc";
+INSERT INTO t1 SET list_id = 1, term = "letterb";
+INSERT INTO t1 SET list_id = 1, term = "lettera";
+INSERT INTO t1 SET list_id = 1, term = "letterd";
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterc");
+id
+1
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterb");
+id
+2
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "lettera");
+id
+3
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterd");
+id
+4
+DROP TABLE t1;
+SET NAMES latin1;
+CREATE TABLE t1 (
+id int unsigned NOT NULL auto_increment,
+list_id smallint unsigned NOT NULL,
+term text NOT NULL,
+PRIMARY KEY(id),
+INDEX(list_id, term(19))
+) ENGINE=InnoDB CHARSET=utf8mb4;
+INSERT INTO t1 set list_id = 1, term = "test�st";
+INSERT INTO t1 set list_id = 1, term = "testetest";
+INSERT INTO t1 set list_id = 1, term = "test�st";
+SELECT id, term FROM t1 where (list_id = 1) AND (term = "testSELECT id, term FROM t1 where (list_id = 1) AND (term = "testetest");
+id	term
+1	test�st
+2	testetest
+3	testm = "test�st");
+id	term
+1	test�st
+2	testetest
+3	test�st
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (
+a int primary key,
+b varchar(6),
+index b3(b(3))
+) engine=InnoDB character set=utf8mb4;
+insert into t1 values(1,'foo'),(2,'foobar');
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+alter table t1 engine=innodb;
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+drop table t1;
+create table t1 (
+a enum('петя','вася','анюта') character set utf8mb4 not null default 'анюта',
+b set('петя','вася','анют) engine InnoDB;
+create table t2 engine InnoDB select concat(a,_utf8mb4'') as a, concat(b,_utf8mb4'')as b from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` varchar(5) CHARACTER SET utf8mb4 NOT NULL DEFAULT '',
+  `b` varchar(15) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+drop table t2;
+drop table t1;
+select 'c' like '\_' as want0;
+want0
+0
+SELECT SUBSTR('вася',-2);
+SUBSTR('вася',-2)
+ся
+create table t1 (id integer, a varchar(100) character set utf8mb4 collate utf8mb4_unicode_ci) engine InnoDB;
+insert into t1 values (1, 'Test');
+select * from t1 where soundex(a) = soundex('Test');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('TEST');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('test');
+id	a
+1	Test
+drop table t1;
+select soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB);
+soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB)
+阅000
+select hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB));
+hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB))
+E99885303030
+select soundex(_utf8mb4 0xD091D092D093);
+soundex(_utf8mb4 0xD091D092D093)
+Б000
+select hex(soundex(_utf8mb4 0xD091D092D093));
+hex(soundex(_utf8mb4 0xD091D092D093))
+D091303030
+SET collation_connection='utf8mb4_general_ci';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_general_ci	6109
+utf8mb4_general_ci	61
+utf8mb4_general_ci	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_general_ci
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+drop table if exists t1;
+create table t1 as select repeat(' ', 64) as s1;
+select collation(s1) from t1;
+collation(s1)
+utf8mb4_general_ci
+delete from t1;
+insert into t1 values ('a'),('ae'),(_latin1 0xE4);
+insert into t1 values ('o'),('oe'),(_latin1 0xF6);
+insert into t1 values ('s'),('ss'),(_latin1 0xDF);
+insert into t1 values ('u'),('ue'),(_latin1 0xFC);
+select s1, hex(s1) from t1 order by s1, binary s1;
+s1	hex(s1)
+a	61
+ä	C3A4
+ae	6165
+o	6F
+ö	C3B6
+oe	6F65
+s	73
+ß	C39F
+ss	7373
+u	75
+ü	C3BC
+ue	7565
+select group_concat(s1 order by binary s1) from t1 group by s1;
+group_concat(s1 order by binary s1)
+a,ä
+ae
+o,ö
+oe
+s,ß
+ss
+u,ü
+ue
+drop table t1;
+SET collation_connection='utf8mb4_bin';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_bin	6109
+utf8mb4_bin	61
+utf8mb4_bin	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_bin
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+CREATE TABLE t1 (
+user varchar(255) NOT NULL default ''
+) ENGINE=InnoDB DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('one'),('two');
+SELECT CHARSET('a');
+CHARSET('a')
+utf8mb4
+SELECT user, CONCAT('<', user, '>') AS c FROM t1;
+user	c
+one	<one>
+two	<two>
+DROP TABLE t1;
+create table t1 (f1 varchar(1) not null) default charset utf8mb4 engine InnoDB;
+insert into t1 values (''), ('');
+select concat(concat(_latin1'->',f1),_latin1'<-') from t1;
+concat(concat(_latin1'->',f1),_latin1'<-')
+-><-
+-><-
+drop table t1;
+select convert(_koi8r'� using utf8mb4) < convert(_koi8r'� using utf8mb4);
+convert(_koi8r'?' using utf8mb4) < convert(_koi8r'?' using utf8mb4)
+1
+set names latin1;
+create table t1 (a varchar(10)) character set utf8mb4 engine InnoDB;
+insert into t1 values ('test');
+select ifnull(a,'') from t1;
+ifnull(a,'')
+test
+drop table t1;
+select repeat(_utf8mb4'+',3) as h union select NULL;
+h
++++
+NULL
+select ifnull(NULL, _utf8mb4'string');
+ifnull(NULL, _utf8mb4'string')
+string
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_lithuanian_ci) engine InnoDB;
+insert into t1 values ('I'),('K'),('Y');
+select * from t1 where s1 < 'K' and s1 = 'Y';
+s1
+I
+Y
+select * from t1 where 'K' > s1 and s1 = 'Y';
+s1
+I
+Y
+drop table t1;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_czech_ci) engine InnoDB;
+insert into t1 values ('c'),('d'),('h'),('ch'),('CH'),('cH'),('Ch'),('i');
+select * from t1 where s1 > 'd' and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where 'd' < s1 and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where s1 = 'cH' and s1 <> 'ch';
+s1
+cH
+select * from t1 where 'cH' = s1 and s1 <> 'ch';
+s1
+cH
+drop table t1;
+create table t1 (a varchar(255)) default character set utf8mb4 engine InnoDB;
+insert into t1 values (1.0);
+drop table t1;
+create table t1 (
+id int not null,
+city varchar(20) not null,
+key (city(7),id)
+) character set=utf8mb4 engine InnoDB;
+insert into t1 values (1,'Durban North');
+insert into t1 values (2,'Durban');
+select * from t1 where city = 'Durban';
+id	city
+2	Durban
+select * from t1 where city = 'Durban ';
+id	city
+2	Durban
+drop table t1;
+create table t1 (x set('A', 'B') default 0) character set utf8mb4 engine InnoDB;
+ERROR 42000: Invalid default value for 'x'
+create table t1 (x enum('A', 'B') default 0) character set utf8mb4 engine InnoDB;
+ERROR 42000: Invalid default value for 'x'
+SET NAMES UTF8;
+CREATE TABLE t1 (
+`id` int(20) NOT NULL auto_increment,
+`country` varchar(100) NOT NULL default '',
+`shortcode` varchar(100) NOT NULL default '',
+`operator` varchar(100) NOT NULL default '',
+`momid` varchar(30) NOT NULL default '',
+`keyword` varchar(160) NOT NULL default '',
+`content` varchar(160) NOT NULL default '',
+`second_token` varchar(160) default NULL,
+`gateway_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+`msisdn` varchar(15) NOT NULL default '',
+PRIMARY KEY  (`id`),
+UNIQUE KEY `MSCCSPK_20030521130957121` (`momid`),
+KEY `IX_mobile_originated_message_keyword` (`keyword`),
+KEY `IX_mobile_originated_message_created` (`created`),
+KEY `IX_mobile_originated_message_support` (`msisdn`,`momid`,`keyword`,`gateway_id`,`created`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES 
+(1,'blah','464','aaa','fkc1c9ilc20x0hgae7lx6j09','ERR','ERR Иор имримримримр имридм ирбднримрфмририримрфмфмим.Ад.Д имдимримрад.Адимримримрмдиримримримр м.Дадимфшьмримд им.Адимимрн имадми','ИМРИ.АФИМИМ.АЕИМИМРИМДМРИМРМРИРОР',3,'2005-06-01 17:30:43','1234567890'),
+(2,'blah','464','aaa','haxpl2ilc20x00bj4tt2m5ti','11','11 g','G',3,'2005-06-02 22:43:10','1234567890');
+CREATE TABLE t2 (
+`msisdn` varchar(15) NOT NULL default '',
+`operator_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+UNIQUE KEY `PK_user` (`msisdn`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+INSERT INTO t2 VALUES ('1234567890',2,'2005-05-24 13:53:25');
+SELECT content, t2.msisdn FROM t1, t2 WHERE t1.msisdn = '1234567890';
+content	msisdn
+ERR Имр имримримримр имридм ирбднримрфмририримрфмфмим.Ад.Д имдимримрад.Адимримримрмдиримримримр дми	1234567890
+11 g	1234567890
+DROP TABLE t1,t2;
+create table t1 (a char(20) character set utf8mb4) engine InnoDB;
+insert into t1 values ('123456'),('андрей');
+alter table t1 modify a char(2) character set utf8mb4;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+Warning	1265	Data truncated for column 'a' at row 2
+select char_length(a), length(a), a from t1 order by a;
+char_length(a)	length(a)	a
+2	2	12
+2	4	ан
+drop table t1;
+set names utf8mb4;
+select 'andre%' like 'andreñ%' escape 'ñ';
+'andre%' like 'andreñ%' escape 'ñ'
+1
+set names utf8mb4;
+select 'a\\' like 'a\\';
+'a\\' like 'a\\'
+1
+select 'aa\\' like 'a%\\';
+'aa\\' like 'a%\\'
+1
+create table t1 (a char(10), key(a)) character set utf8mb4 engine InnoDB;
+insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
+select * from t1 where a like "abc%";
+a
+abc
+abcd
+select * from t1 where a like concat("abc","%");
+a
+abc
+abcd
+select * from t1 where a like "ABC%";
+a
+abc
+abcd
+select * from t1 where a like "test%";
+a
+test
+select * from t1 where a like "te_t";
+a
+test
+select * from t1 where a like "%a%";
+a
+a
+abc
+abcd
+select * from t1 where a like "%abcd%";
+a
+abcd
+select * from t1 where a like "%abc\d%";
+a
+abcd
+drop table t1;
+CREATE TABLE t1 (
+a varchar(255) NOT NULL default '',
+KEY a (a)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_general_ci;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 767 bytes
+insert into t1 values (_utf8mb4 0xe880bd);
+insert into t1 values (_utf8mb4 0x5b);
+select hex(a) from t1;
+hex(a)
+5B
+E880BD
+drop table t1;
+set names 'latin1';
+create table t1 (a varchar(255)) default charset=utf8mb4 engine InnoDB;
+select * from t1 where find_in_set('-1', a);
+a
+drop table t1;
+create table t1 (a int) engine InnoDB;
+insert into t1 values (48),(49),(50);
+set names utf8mb4;
+select distinct char(a) from t1;
+char(a)
+0
+1
+2
+drop table t1;
+CREATE TABLE t1 (t TINYTEXT CHARACTER SET utf8mb4) ENGINE InnoDB;
+INSERT INTO t1 VALUES(REPEAT('a', 100));
+CREATE TEMPORARY TABLE t2 ENGINE InnoDB SELECT COALESCE(t) AS bug FROM t1;
+SELECT LENGTH(bug) FROM t2;
+LENGTH(bug)
+100
+DROP TABLE t2;
+DROP TABLE t1;
+CREATE TABLE t1 (item varchar(255)) default character set utf8mb4 ENGINE InnoDB;
+INSERT INTO t1 VALUES (N'\\');
+INSERT INTO t1 VALUES (_utf8mb4'\\');
+INSERT INTO t1 VALUES (N'Cote d\'Ivoire');
+INSERT INTO t1 VALUES (_utf8mb4'Cote d\'Ivoire');
+SELECT item FROM t1 ORDER BY item;
+item
+Cote d'Ivoire
+Cote d'Ivoire
+\
+\
+DROP TABLE t1;
+SET NAMES utf8mb4;
+DROP TABLE IF EXISTS t1;
+Warnings:
+Note	1051	Unknown table 't1'
+CREATE TABLE t1(a VARCHAR(255), KEY(a)) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 767 bytes
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb');
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uU');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('UuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+alter table t1 add b int;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',2);
+delete from t1 where b=1;
+INSERT INTO t1 VALUES('UUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',4);
+delete from t1 where b=3;
+INSERT INTO t1 VALUES('uUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4) engine InnoDB;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_general_ci from t1 where s1 like 'ペテ%';
+before_delete_general_ci
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_general_ci from t1 where s1 like 'ペテ%';
+after_delete_general_ci
+ペable t1 (s1 char(5) character set utf8mb4 collate utf8mb4_unicode_ci) engine InnoDB;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_unicode_ci from t1 where s1 like 'ペテ%';
+before_delete_unicode_ci
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_unicode_ci from t1 where s1 like 'ペテ%';
+after_delete_unicode_ci
+ペテルグル
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_bin) engine InnoDB;
+insert into t1 values
+('a'),('b'),(null),('ペテelect s1 as before_delete_bin from t1 where s1 like 'ペ where s1 = 'Y';
+select s1 as after_delete_bin from t1 where s1 like 'ペテ%';
+after_delete_bin
+ペテルグ varchar(30) not null primary key)
+engine=InnoDB default character set utf8mb4 collate utf8mb4_general_ci;
+insert into t1 values ('あいうえおかきくけこさしくけこあいうえお');
+select a as gci1 from t1 where a like 'さしすせそかきくけこあいうえお%';
+gci1
+さしすせそかきくけこあいうえお
+select a as gci2 from t1 where a like 'あいうえおかきくけこさしすせそ';
+gci2
+あいうえおかmb4;
+create table t1 (a varchar(30) not null primary key)
+engine=InnoDB default character set utf8mb4 collate utf8mb4_unicode_ci;
+insert into t1 values ('あいうえ ('さしすせそかきくけこあいうえお');
+select a as uci1 from t1 where a like 'さしすせそかきlike 'あいうえおかきくけこさしすせそ';
+uci2
+あいうえおかきくけこさしすせそ
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=InnoDB default character set utf8mb4 collate utf8mb4_bin;
+insert into t1 values ('あいうえおかきくけこさしすせそ');
+insert into t1 values ('さしすせそかきくけこあいすせそかきくけこあいうえお
+select a as bin2 from t1 where a like 'あいうえおかきくけこさすせそ
+drop table t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (id int PRIMARY KEY,
+a varchar(16) collate utf8mb4_unicode_ci NOT NULL default '',
+b int,
+f varchar(128) default 'XXX',
+INDEX (a(4))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+INSERT INTO t1(id, a, b) VALUES
+(1, 'cccc', 50), (2, 'cccc', 70), (3, 'cccc', 30),
+(4, 'cccc', 30), (5, 'cccc', 20), (6, 'bbbbbb', 40),
+(7, 'dddd', 30), (8, 'aaaa', 10), (9, 'aaaa', 50),
+(10, 'eeeee', 40), (11, 'bbbbbb', 60);
+SELECT id, a, b FROM t1;
+id	a	b
+1	cccc	50
+10	eeeee	40
+11	bbbbbb	60
+2	cccc	70
+3	cccc	30
+4	cccc	30
+5	cccc	20
+6	bbbbbb	40
+7	dddd	30
+8	aaaa	10
+9	aaaa	50
+SELECT id, a, b FROM t1 WHERE a BETWEEN 'aaaa' AND 'bbbbbb';
+id	a	b
+11	bbbbbb	60
+6	bbbbbb	40
+8	aaaa	10
+9	aaaa	50
+SELECT id, a FROM t1 WHERE a='bbbbbb';
+id	a
+11	bbbbbb
+6	bbbbbb
+SELECT id, a FROM t1 WHERE a='bbbbbb' ORDER BY b;
+id	a
+6	bbbbbb
+11	bbbbbb
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES 
+('Käli Käli 2-4'), ('Käli KKäli Käli 2-6'), ('Käli Käli 2-6');
+INSERT INTO t1 SELECT * FROM t1;
+CREATE TABLE t2 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
+INSERT INTO t2 VALUES
+('Kali Kali 2-4'), ('Kali Kali 2-4'),
+('Kali Kali 2+4'), ('Kali Kali 2+4'),
+('Kali Kali 2-6'), ('Kali Kali 2-6');
+INSERT INTO t2 SELECT * FROM t2;
+SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+a
+Käli Käli 2+4
+Käli Käli 2+4
+Käli Käli 2+4
+Käli Käli 2+4
+SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+a
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+EXPLAIN SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	a	a	53	NULL	4	Using where; Using index
+EXPLAIN SELECT a FROM t1 WHERE a = 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ref	a	a	53	const	4	Using where; Using index
+EXPLAIN SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	range	a	a	14	NULL	4	Using where; Using index
+EXPLAIN SELECT a FROM t2 WHERE a = 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	ref	a	a	14	const	4	Using where; Using index
+DROP TABLE t1,t2;
+CREATE TABLE t1 (
+a char(255) DEFAULT '', 
+KEY(a(10))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+CREATE TABLE t1 (
+a char(255) DEFAULT ''
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+ALTER TABLE t1 ADD KEY (a(10));
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+SET NAMES latin2;
+CREATE TABLE t1 (
+id int(11) NOT NULL default '0',
+tid int(11) NOT NULL default '0',
+val text NOT NULL,
+INDEX idx(tid, val(10))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES
+(40988,72,'VOLN�ADSL'),(41009,72,'VOLN�ADSL'),
+(41032,72,'VOLN�ADSL'),(41038,72,'VOLN�ADSL'),
+(41063,72,'VOLN�ADSL'),(41537,72,'VOLN�ADSL Office'),
+(42141,72,'VOLN�ADSL'),(42565,72,'VOLN�ADSL Combi'),
+(42749,72,'VOLN�ADSL'),(44205,72,'VOLN�ADSL');
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLNY ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN�ADSL
+41038	72	VOLN�ADSL
+41063	72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLN�ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN�ADSL
+41038	72	VOLN�ADSL
+41063	72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+SELECT * FROM t1 WHERE tid=72 and val LIKE '%VOLN�ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN�ADSL
+41038	72	VOLN�ADSL
+41063	72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+ALTER TABLE t1 DROP KEY idx;
+ALTER TABLE t1 ADD KEY idx (tid,val(11));
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLN�ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN�ADSL
+41038	72	VOLN�ADSL
+41063	72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+DROP TABLE t1;
+create table t1(a char(200) collate utf8mb4_unicode_ci NOT NULL default '')
+default charset=utf8mb4 collate=utf8mb4_unicode_ci engine InnoDB;
+insert into t1 values (unhex('65')), (unhex('C3A9')), (unhex('65'));
+explain select distinct a from t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary
+SELECT COUNT(*) FROM (SELECT DISTINCT a FROM t1) AS t2;
+COUNT(*)
+1
+explain select a from t1 group by a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary; Using filesort
+SELECT COUNT(*) FROM (SELECT a FROM t1 GROUP BY a) AS t2;
+COUNT(*)
+1
+drop table t1;
+create table t1(a char(10)) default charset utf8mb4 engine InnoDB;
+insert into t1 values ('123'), ('456');
+explain
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	Y	ALL	NULL	NULL	NULL	NULL	2	Using temporary; Using filesort
+1	SIMPLE	Z	ALL	NULL	NULL	NULL	NULL	2	Using where; Using join buffer
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+substr(Z.a,-1)	a
+3	123
+6	456
+drop table t1;
+SET CHARACTER SET utf8mb4;
+SHOW VARIABLES LIKE 'character\_set\_%';
+Variable_name	Value
+character_set_client	utf8mb4
+character_set_connection	latin1
+character_set_database	latin1
+character_set_filesystem	binary
+character_set_results	utf8mb4
+character_set_server	latin1
+character_set_system	utf8
+CREATE DATABASE crashtest DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
+USE crashtest;
+CREATE TABLE crashtest (crash char(10)) DEFAULT CHARSET=utf8mb4 ENGINE InnoDB;
+INSERT INTO crashtest VALUES ('35'), ('36'), ('37');
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+35
+36
+37
+INSERT INTO crashtest VALUES ('-1000');
+EXPLAIN SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	crashtest	ALL	NULL	NULL	NULL	NULL	4	Using filesort
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+-1000
+35
+36
+37
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FFFFFC'
+DROP TABLE crashtest;
+DROP DATABASE crashtest;
+USE test;
+SET CHARACTER SET default;
+CREATE TABLE t1(id varchar(20) NOT NULL) DEFAULT CHARSET=utf8mb4 ENGINE InnoDB;
+INSERT INTO t1 VALUES ('xxx'), ('aa'), ('yyy'), ('aa');
+SELECT id FROM t1;
+id
+aa
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1;
+id
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1 ORDER BY id;
+id
+aa
+xxx
+yyy
+DROP TABLE t1;
+create table t1 (
+a varchar(26) not null
+) default character set utf8mb4 ENGINE InnoDB;
+insert into t1 (a) values ('abcdefghijklmnopqrstuvwxyz');
+select * from t1;
+a
+abcdefghijklmnopqrstuvwxyz
+alter table t1 change a a varchar(20) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmnopqrst
+alter table t1 change a a char(15) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmno
+alter table t1 change a a char(10) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghij
+alter table t1 change a a varchar(5) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcde
+drop table t1;
+create table t1 (
+a varchar(4000) not null
+) default character set utf8mb4 engine InnoDB;
+insert into t1 values (repeat('a',4000));
+alter table t1 change a a varchar(3000) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select length(a) from t1;
+length(a)
+3000
+drop table t1;
+set names utf8mb4;
+select hex(char(1 using utf8mb4));
+hex(char(1 using utf8mb4))
+01
+select char(0xd1,0x8f using utf8mb4);
+char(0xd1,0x8f using utf8mb4)
+я
+select char(0xd18f using utf8mb4);
+char(0xd18f using utf8mb4)
+я
+select char(53647 using utf8mb4);
+char(53647 using utf8mb4)
+я
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+set sql_mode=traditional;
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select char(195 using utf8mb4);
+char(195 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C3'
+select char(196 using utf8mb4);
+char(196 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C4'
+select char(2557 using utf8mb4);
+char(2557 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FD'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select hex(convert(char(2557 using latin1) using utf8mb4));
+hex(convert(char(2557 using latin1) using utf8mb4))
+09C3BD
+select hex(char(195));
+hex(char(195))
+C3
+select hex(char(196));
+hex(char(196))
+C4
+select hex(char(2557));
+hex(char(2557))
+09FD
+set names utf8mb4;
+create table t1 (a char(1)) default character set utf8mb4 engine InnoDB;
+create table t2 (a char(1)) default character set utf8mb4 engine InnoDB;
+insert into t1 values('a'),('a'),(0xE38182),(0xE38182);
+insert into t1 values('i'),('i'),(0xE38184),(0xE38184);
+select * from t1 union distinct select * from t2;
+a
+a
+i
+あ
+い
+drop table t1,t2;
+set names utf8mb4;
+create table t1 (a char(10), b varchar(10)) engine InnoDB;
+insert into t1 values ('bar','kostja');
+insert into t1 values ('kostja','bar');
+prepare my_stmt from "select * from t1 where a=?";
+set @a:='bar';
+execute my_stmt using @a;
+a	b
+bar	kostja
+set @a:='kostja';
+execute my_stmt using @a;
+a	b
+kostja	bar
+set @a:=null;
+execute my_stmt using @a;
+a	b
+drop table if exists t1;
+drop table if exists t1;
+drop view if exists v1, v2;
+set names utf8mb4;
+create table t1(col1 varchar(12) character set utf8mb4 collate utf8mb4_unicode_ci) engine InnoDB;
+insert into t1 values('t1_val');
+create view v1 as select 'v1_val' as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+4	utf8mb4_general_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1)from v2;
+coercibility(col1)	collation(col1)
+2	utf8mb4_unicode_ci
+2	utf8mb4_unicode_ci
+drop view v1, v2;
+create view v1 as select 'v1_val' collate utf8mb4_swedish_ci as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1) from v2;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+0	utf8mb4_swedish_ci
+drop view v1, v2;
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine InnoDB;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, N'x', N'y')) from t1;
+concat(a, if(b>10, N'x', N'y'))
+ay
+select concat(a, if(b>10, N'æ', N'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine InnoDB;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y')) from t1;
+concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y'))
+ay
+select concat(a, if(b>10, _utf8mb4'æ', _utf8mb4'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine InnoDB;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79)) from t1;
+concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79))
+ay
+select concat(a, if(b>10, _utf8mb4 0xC3A6, _utf8mb4 0xC3AF)) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine InnoDB;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, 'x' 'x', 'y' 'y')) from t1;
+concat(a, if(b>10, 'x' 'x', 'y' 'y'))
+ayy
+select concat(a, if(b>10, 'x' 'æ', 'y' 'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+CREATE TABLE t1 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+PRIMARY KEY  (colA)
+) ENGINE=InnoDB DEFAULT CHARSET=latin1;
+INSERT INTO t1 (colA, colB) VALUES (1, 'foo'), (2, 'foo bar');
+CREATE TABLE t2 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+KEY bad  (colA,colB(3))
+) ENGINE=InnoDB DEFAULT CHARSET=latin1;
+INSERT INTO t2 (colA, colB) VALUES (1, 'foo'),(2, 'foo bar');
+SELECT * FROM t1 JOIN t2 ON t1.colA=t2.colA AND t1.colB=t2.colB
+WHERE t1.colA < 3;
+colA	colB	colA	colB
+1	foo	1	foo
+2	foo bar	2	foo bar
+DROP TABLE t1, t2;
+SELECT 'н1234567890' UNION SELECT _binary '1';
+н1234567890
+н1234567890
+1
+SELECT 'н1234567890' UNION SELECT 1;
+н1234567890
+н1234567890
+1
+SELECT '1' UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+SELECT 1 UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+CREATE TABLE t1 (c VARCHAR(11)) CHARACTER SET utf8mb4 ENGINE InnoDB;
+CREATE TABLE t2 (b CHAR(1) CHARACTER SET binary, i INT) ENGINE InnoDB;
+INSERT INTO t1 (c) VALUES ('н1234567890');
+INSERT INTO t2 (b, i) VALUES ('1', 1);
+SELECT c FROM t1 UNION SELECT b FROM t2;
+c
+н1234567890
+1
+SELECT c FROM t1 UNION SELECT i FROM t2;
+c
+н1234567890
+1
+SELECT b FROM t2 UNION SELECT c FROM t1;
+b
+1
+н1234567890
+SELECT i FROM t2 UNION SELECT c FROM t1;
+i
+1
+н1234567890
+DROP TABLE t1, t2;
+set sql_mode=traditional;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+set sql_mode=default;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL) ENGINE InnoDB;
+INSERT INTO t1 VALUES (70000, 1092), (70001, 1085), (70002, 1065);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD UNIQUE (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP INDEX b ON t1;
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD INDEX (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) from t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP TABLE t1;
+#
+# Bug#26474: Add Sinhala script (Sri Lanka) collation to MySQL
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+predicted_order int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE InnoDB;
+INSERT INTO t1 VALUES (19, x'E0B696'), (30, x'E0B69AE0B798'), (61, x'E0B6AF'), (93, x'E0B799'), (52, x'E0B6A6'), (73, x'E0B6BBE0B78AE2808D'), (3, x'E0B686'), (56, x'E0B6AA'), (55, x'E0B6A9'), (70, x'E0B6B9'), (94, x'E0B79A'), (80, x'E0B785'), (25, x'E0B69AE0B791'), (48, x'E0B6A2'), (13, x'E0B690'), (86, x'E0B793'), (91, x'E0B79F'), (81, x'E0B786'), (79, x'E0B784'), (14, x'E0B691'), (99, x'E0B78A'), (8, x'E0B68B'), (68, x'E0B6B7'), (22, x'E0B69A'), (16, x'E0B693'), (33, x'E0B69AE0B7B3'), (38, x'E0B69AE0B79D'), (21, x'E0B683'), (11, x'E0B68E'), (77, x'E0B782'), (40, x'E0B69AE0B78A'), (101, x'E0B78AE2808DE0B6BB'), (35, x'E0B69AE0B79A'), (1, x'E0B7B4'), (9, x'E0B68C'), (96, x'E0B79C'), (6, x'E0B689'), (95, x'E0B79B'), (88, x'E0B796'), (64, x'E0B6B3'), (26, x'E0B69AE0B792'), (82, x'E0B78F'), (28, x'E0B69AE0B794'), (39, x'E0B69AE0B79E'), (97, x'E0B79D'), (2, x'E0B685'), (75, x'E0B780'), (34, x'E0B69AE0B799'), (69, x'E0B6B8'), (83, x'E0B790'), (18, x'E0B695'), (90, x'E0B7B2'), (17, x'E0B694'), (72, x'E0B6BB'), (66, x'E0B6B5'), (59, x'E0B6AD'), (44, x'E0B69E'), (15, x'E0B692'), (23, x'E0B69AE0B78F'), (65, x'E0B6B4'), (42, x'E0B69C'), (63, x'E0B6B1'), (85, x'E0B792'), (47, x'E0B6A1'), (49, x'E0B6A3'), (92, x'E0B7B3'), (78, x'E0B783'), (36, x'E0B69AE0B79B'), (4, x'E0B687'), (24, x'E0B69AE0B790'), (87, x'E0B794'), (37, x'E0B69AE0B79C'), (32, x'E0B69AE0B79F'), (29, x'E0B69AE0B796'), (43, x'E0B69D'), (62, x'E0B6B0'), (100, x'E0B78AE2808DE0B6BA'), (60, x'E0B6AE'), (45, x'E0B69F'), (12, x'E0B68F'), (46, x'E0B6A0'), (50, x'E0B6A5'), (51, x'E0B6A4'), (5, x'E0B688'), (76, x'E0B781'), (89, x'E0B798'), (74, x'E0B6BD'), (10, x'E0B68D'), (57, x'E0B6AB'), (71, x'E0B6BA'), (58, x'E0B6AC'), (27, x'E0B69AE0B793'), (54, x'E0B6A8'), (84, x'E0B791'), (31, x'E0B69AE0B7B2'), (98, x'E0B79E'), (53, x'E0B6A7'), (41, x'E0B69B'), (67, x'E0B6B6'), (7, x'E0B68A'), (20, x'E0B682');
+SELECT predicted_order, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_sinhala_ci;
+predicted_order	hex(utf8mb4_encoding)
+1	E0B7B4
+2	E0B685
+3	E0B686
+4	E0B687
+5	E0B688
+6	E0B689
+7	E0B68A
+8	E0B68B
+9	E0B68C
+10	E0B68D
+11	E0B68E
+12	E0B68F
+13	E0B690
+14	E0B691
+15	E0B692
+16	E0B693
+17	E0B694
+18	E0B695
+19	E0B696
+20	E0B682
+21	E0B683
+22	E0B69A
+23	E0B69AE0B78F
+24	E0B69AE0B790
+25	E0B69AE0B791
+26	E0B69AE0B792
+27	E0B69AE0B793
+28	E0B69AE0B794
+29	E0B69AE0B796
+30	E0B69AE0B798
+31	E0B69AE0B7B2
+32	E0B69AE0B79F
+33	E0B69AE0B7B3
+34	E0B69AE0B799
+35	E0B69AE0B79A
+36	E0B69AE0B79B
+37	E0B69AE0B79C
+38	E0B69AE0B79D
+39	E0B69AE0B79E
+40	E0B69AE0B78A
+41	E0B69B
+42	E0B69C
+43	E0B69D
+44	E0B69E
+45	E0B69F
+46	E0B6A0
+47	E0B6A1
+48	E0B6A2
+49	E0B6A3
+50	E0B6A5
+51	E0B6A4
+52	E0B6A6
+53	E0B6A7
+54	E0B6A8
+55	E0B6A9
+56	E0B6AA
+57	E0B6AB
+58	E0B6AC
+59	E0B6AD
+60	E0B6AE
+61	E0B6AF
+62	E0B6B0
+63	E0B6B1
+64	E0B6B3
+65	E0B6B4
+66	E0B6B5
+67	E0B6B6
+68	E0B6B7
+69	E0B6B8
+70	E0B6B9
+71	E0B6BA
+72	E0B6BB
+73	E0B6BBE0B78AE2808D
+74	E0B6BD
+75	E0B780
+76	E0B781
+77	E0B782
+78	E0B783
+79	E0B784
+80	E0B785
+81	E0B786
+82	E0B78F
+83	E0B790
+84	E0B791
+85	E0B792
+86	E0B793
+87	E0B794
+88	E0B796
+89	E0B798
+90	E0B7B2
+91	E0B79F
+92	E0B7B3
+93	E0B799
+94	E0B79A
+95	E0B79B
+96	E0B79C
+97	E0B79D
+98	E0B79E
+99	E0B78A
+100	E0B78AE2808DE0B6BA
+101	E0B78AE2808DE0B6BB
+DROP TABLE t1;
+#
+# Bug#32914 Character sets: illegal characters in utf8mb4 and utf32 columns
+#
+create table t1 (utf8mb4 char(1) character set utf8mb4) engine InnoDB;
+Testing [F0][90..BF][80..BF][80..BF]
+insert into t1 values (0xF0908080);
+insert into t1 values (0xF0BFBFBF);
+insert into t1 values (0xF08F8080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF0\x8F\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F0908080
+F0BFBFBF
+delete from t1;
+Testing [F2..F3][80..BF][80..BF][80..BF]
+insert into t1 values (0xF2808080);
+insert into t1 values (0xF2BFBFBF);
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+F2808080
+F2BFBFBF
+delete from t1;
+Testing [F4][80..8F][80..BF][80..BF]
+insert into t1 values (0xF4808080);
+insert into t1 values (0xF48F8080);
+insert into t1 values (0xF4908080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x90\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F4808080
+F48F8080
+drop table t1;
+#
+# Check strnxfrm() with odd length
+#
+set max_sort_length=5;
+select @@max_sort_length;
+@@max_sort_length
+5
+create table t1 (a varchar(128) character set utf8mb4 collate utf8mb4_general_ci) engine InnoDB;
+insert into t1 values ('a'),('b'),('c');
+select * from t1 order by a;
+a
+a
+b
+c
+alter table t1 modify a varchar(128) character set utf8mb4 collate utf8mb4_bin;
+select * from t1 order by a;
+a
+a
+b
+c
+drop table t1;
+set max_sort_length=default;
+#
+# Bug#26180: Can't add columns to tables created with utf8mb4 text indexes
+#
+CREATE TABLE t1 (
+clipid INT NOT NULL,
+Tape TINYTEXT,
+PRIMARY KEY (clipid),
+KEY tape(Tape(255))
+) CHARACTER SET=utf8mb4 ENGINE InnoDB;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 767 bytes
+ALTER TABLE t1 ADD mos TINYINT DEFAULT 0 AFTER clipid;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `clipid` int(11) NOT NULL,
+  `mos` tinyint(4) DEFAULT '0',
+  `Tape` tinytext,
+  PRIMARY KEY (`clipid`),
+  KEY `tape` (`Tape`(191))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
+DROP TABLE t1;
+#
+# Testing 4-byte values.
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE InnoDB;
+INSERT INTO t1 VALUES (119040, x'f09d8480'),
+# G CLEF
+(119070, x'f09d849e'),
+# HALF NOTE
+(119134, x'f09d859e'),
+# MUSICAL SYMBOL CROIX
+(119247, x'f09d878f'),
+# MATHEMATICAL BOLD ITALIC CAPITAL DELTA
+(120607, x'f09d9c9f'),
+# SANS-SERIF BOLD ITALIC CAPITAL PI
+(120735, x'f09d9e9f'),
+# <Plane 16 Private Use, Last> (last 4 byte character)
+(1114111, x'f48fbfbf'),
+# VARIATION SELECTOR-256
+(917999, x'f3a087af');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480');
+INSERT INTO t1 VALUES (65131, x'efb9abf09d849ef09d859ef09d859ef09d8480f09d859fefb9abefb9abf09d85a0efb9ab');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480f09d85a0');
+Warnings:
+Warning	1265	Data truncated for column 'utf8mb4_encoding' at row 1
+SELECT u_decimal, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_general_ci, BINARY utf8mb4_encoding;
+u_decimal	hex(utf8mb4_encoding)
+1114111	F48FBFBF
+119040	F09D8480
+119070	F09D849E
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119134	F09D859E
+119247	F09D878F
+120607	F09D9C9F
+120735	F09D9E9F
+65131	EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+917999	F3A087AF
+INSERT INTO t1 VALUES (1114111, x'f5808080');
+Warnings:
+Warning	1366	Incorrect string value: '\xF5\x80\x80\x80' for column 'utf8mb4_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't1' AND column_name= 'utf8mb4_encoding';
+character_maximum_length	character_octet_length
+10	40
+DROP TABLE IF EXISTS t2;
+CREATE TABLE t2 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb3 ENGINE InnoDB;
+INSERT INTO t2 VALUES (42856, x'ea9da8');
+INSERT INTO t2 VALUES (65131, x'efb9ab');
+INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBF' for column 'utf8mb3_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't2' AND column_name= 'utf8mb3_encoding';
+character_maximum_length	character_octet_length
+10	30
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBD' for column 'utf8mb3_encoding' at row 1
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8'))
+EA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+F09D8480EA9DA8
+F09D849EEA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D859EEA9DA8
+F09D878FEA9DA8
+F09D9C9FEA9DA8
+F09D9E9FEA9DA8
+F3A087AFEA9DA8
+F48FBFBFEA9DA8
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding))
+
+EA9DA8
+EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEFB9AB
+F09D8480
+F09D8480EA9DA8
+F09D8480EFB9AB
+F09D849E
+F09D849EEA9DA8
+F09D849EEFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D859E
+F09D859EEA9DA8
+F09D859EEFB9AB
+F09D878F
+F09D878FEA9DA8
+F09D878FEFB9AB
+F09D9C9F
+F09D9C9FEA9DA8
+F09D9C9FEFB9AB
+F09D9E9F
+F09D9E9FEA9DA8
+F09D9E9FEFB9AB
+F3A087AF
+F3A087AFEA9DA8
+F3A087AFEFB9AB
+F48FBFBF
+F48FBFBFEA9DA8
+F48FBFBFEFB9AB
+SELECT count(*) FROM t1, t2
+WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+count(*)
+33
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) NOT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+u_decimal	hex(utf8mb4_encoding)	utf8mb4_encoding
+1114111		
+1114111	3F	?
+119040	3F	?
+119070	3F	?
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119134	3F	?
+119247	3F	?
+120607	3F	?
+120735	3F	?
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB	﹫?????﹫﹫?﹫
+917999	3F	?
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+DROP TABLE IF EXISTS t3;
+CREATE TABLE t3 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8 ENGINE InnoDB;
+INSERT INTO t3 SELECT * FROM t1;
+DROP TABLE IF EXISTS t4;
+CREATE TABLE t4 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE InnoDB;
+INSERT INTO t3 SELECT * FROM t2;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
+#
+# Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
+#
+SELECT CHARSET(CONCAT(_utf8mb4'a',_utf8'b'));
+CHARSET(CONCAT(_utf8mb4'a',_utf8'b'))
+utf8mb4
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4 NOT NULL) ENGINE InnoDB;
+INSERT INTO t1 VALUES (x'ea9da8'),(x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 x'ea9da8') FROM t1 LIMIT 0;
+CONCAT(utf8mb4, _utf8 x'ea9da8')
+CREATE TABLE t2 (utf8mb3 VARCHAR(10) CHARACTER SET utf8mb3 NOT NULL) ENGINE InnoDB;
+INSERT INTO t2 VALUES (x'ea9da8');
+SELECT HEX(CONCAT(utf8mb4, utf8mb3)) FROM t1,t2 ORDER BY 1;
+HEX(CONCAT(utf8mb4, utf8mb3))
+EA9DA8EA9DA8
+F48FBFBFEA9DA8
+SELECT CHARSET(CONCAT(utf8mb4, utf8mb3)) FROM t1, t2 LIMIT 1;
+CHARSET(CONCAT(utf8mb4, utf8mb3))
+utf8mb4
+CREATE TEMPORARY TABLE t3 ENGINE InnoDB AS SELECT *, concat(utf8mb4,utf8mb3) FROM t1, t2;
+SHOW CREATE TABLE t3;
+Table	Create Table
+t3	CREATE TEMPORARY TABLE `t3` (
+  `utf8mb4` varchar(10) CHARACTER SET utf8mb4 NOT NULL,
+  `utf8mb3` varchar(10) CHARACTER SET utf8 NOT NULL,
+  `concat(utf8mb4,utf8mb3)` varchar(20) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=InnoDB DEFAULT CHARSET=latin1
+DROP TEMPORARY TABLE t3;
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 > t2.utf8mb3;
+utf8mb4	utf8mb3
+􏿿	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 = t2.utf8mb3;
+utf8mb4	utf8mb3
+Ꝩ	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 < t2.utf8mb3;
+utf8mb4	utf8mb3
+DROP TABLE t1;
+DROP TABLE t2;
+#
+# Check that mixing utf8mb4 with an invalid utf8 constant returns error
+#
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4) ENGINE InnoDB;
+INSERT INTO t1 VALUES (x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+SELECT CONCAT('a', _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,COERCIBLE) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+DROP TABLE t1;
+#
+# End of 5.5 tests
+#
+#
+# End of tests
+#

=== added file 'mysql-test/r/ctype_utf8mb4_myisam.result'
--- a/mysql-test/r/ctype_utf8mb4_myisam.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/r/ctype_utf8mb4_myisam.result	2010-03-05 08:17:19 +0000
@@ -0,0 +1,2407 @@
+drop table if exists t1,t2;
+#
+# Start of 5.5 tests
+#
+set names utf8mb4;
+select left(_utf8mb4 0xD0B0D0B1D0B2,1);
+left(_utf8mb4 0xD0B0D0B1D0B2,1)
+а
+select right(_utf8mb4 0xD0B0D0B2D0B2,1);
+right(_utf8mb4 0xD0B0D0B2D0B2,1)
+в
+select locate('he','hello');
+locate('he','hello')
+1
+select locate('he','hello',2);
+locate('he','hello',2)
+0
+select locate('lo','hello',2);
+locate('lo','hello',2)
+4
+select locate('HE','hello');
+locate('HE','hello')
+1
+select locate('HE','hello',2);
+locate('HE','hello',2)
+0
+select locate('LO','hello',2);
+locate('LO','hello',2)
+4
+select locate('HE','hello' collate utf8mb4_bin);
+locate('HE','hello' collate utf8mb4_bin)
+0
+select locate('HE','hello' collate utf8mb4_bin,2);
+locate('HE','hello' collate utf8mb4_bin,2)
+0
+select locate('LO','hello' collate utf8mb4_bin,2);
+locate('LO','hello' collate utf8mb4_bin,2)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin)
+0
+select length(_utf8mb4 0xD0B1), bit_length(_utf8mb4 0xD0B1), char_length(_utf8mb4 0xD0B1);
+length(_utf8mb4 0xD0B1)	bit_length(_utf8mb4 0xD0B1)	char_length(_utf8mb4 0xD0B1)
+2	16	1
+select 'a' like 'a';
+'a' like 'a'
+1
+select 'A' like 'a';
+'A' like 'a'
+1
+select 'A' like 'a' collate utf8mb4_bin;
+'A' like 'a' collate utf8mb4_bin
+0
+select _utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%');
+_utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%')
+1
+select convert(_latin1'G�Andr�using utf8mb4) like CONVERT(_latin1'G�TER%' USING utf8mb4);
+convert(_latin1'G?nter Andr?' using utf8mb4) like CONVERT(_latin1'G?NTER%' USING utf8mb4)
+1
+select CONVERT(_koi8r'��' USING utf8mb4) LIKE CONVERT(_koi8r'�' USING utf8mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+select CONVERT(_koi8r'�' USING utf8mb4) LIKE CONVERT(_koi8r'��' USING utf8mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+SELECT 'a' = 'a ';
+'a' = 'a '
+1
+SELECT 'a\0' < 'a';
+'a\0' < 'a'
+1
+SELECT 'a\0' < 'a ';
+'a\0' < 'a '
+1
+SELECT 'a\t' < 'a';
+'a\t' < 'a'
+1
+SELECT 'a\t' < 'a ';
+'a\t' < 'a '
+1
+SELECT 'a' = 'a ' collate utf8mb4_bin;
+'a' = 'a ' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a' collate utf8mb4_bin;
+'a\0' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a ' collate utf8mb4_bin;
+'a\0' < 'a ' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a' collate utf8mb4_bin;
+'a\t' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a ' collate utf8mb4_bin;
+'a\t' < 'a ' collate utf8mb4_bin
+1
+CREATE TABLE t1 (a char(10) character set utf8mb4 not null) ENGINE MyISAM;
+INSERT INTO t1 VALUES ('a'),('a\0'),('a\t'),('a ');
+SELECT hex(a),STRCMP(a,'a'), STRCMP(a,'a ') FROM t1;
+hex(a)	STRCMP(a,'a')	STRCMP(a,'a ')
+61	0	0
+61	0	0
+6100	-1	-1
+6109	-1	-1
+DROP TABLE t1;
+select insert('txs',2,1,'hi'),insert('is ',4,0,'a'),insert('txxxxt',2,4,'es');
+insert('txs',2,1,'hi')	insert('is ',4,0,'a')	insert('txxxxt',2,4,'es')
+this	is a	test
+select insert("aa",100,1,"b"),insert("aa",1,3,"b");
+insert("aa",100,1,"b")	insert("aa",1,3,"b")
+aa	b
+select char_length(left(@a:='тест',5)), length(@a), @a;
+char_length(left(@a:='тест',5))	length(@a)	@a
+4	8	тест
+create table t1 ENGINE MyISAM select date_format("2004-01-19 10:10:10", "%Y-%m-%d");
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `date_format("2004-01-19 10:10:10", "%Y-%m-%d")` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+select * from t1;
+date_format("2004-01-19 10:10:10", "%Y-%m-%d")
+2004-01-19
+drop table t1;
+set names utf8mb4;
+set LC_TIME_NAMES='fr_FR';
+create table t1 (s1 char(20) character set latin1) engine MyISAM;
+insert into t1 values (date_format('2004-02-02','%M'));
+select hex(s1) from t1;
+hex(s1)
+66E97672696572
+drop table t1;
+create table t1 (s1 char(20) character set koi8r) engine MyISAM;
+set LC_TIME_NAMES='ru_RU';
+insert into t1 values (date_format('2004-02-02','%M'));
+insert into t1 values (date_format('2004-02-02','%b'));
+insert into t1 values (date_format('2004-02-02','%W'));
+insert into t1 values (date_format('2004-02-02','%a'));
+select hex(s1), s1 from t1;
+hex(s1)	s1
+E6C5D7	Фев
+E6C5D7D2C1CCD1	Февраля
+F0CEC4	Пнд
+F0CFCEC5C4C5CCD8CEC9CB	Понедельник
+drop table t1;
+set LC_TIME_NAMES='en_US';
+set names koi8r;
+create table t1 (s1 char(1) character set utf8mb4) engine MyISAM;
+insert into t1 values (_koi8r'�');
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select s1,hex(s1),char_length(s1),octet_length(s1) from t1;
+s1	hex(s1)	char_length(s1)	octet_length(s1)
+�D0B0	1	2
+drop table t1;
+create table t1 (s1 tinytext character set utf8mb4) engine MyISAM;
+insert into t1 select repeat('a',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161
+61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F
+D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+254	127
+254	127
+255	170
+255	170
+255	255
+drop table t1;
+create table t1 (s1 text character set utf8mb4) engine MyISAM;
+insert into t1 select repeat('a',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+65534	32767
+65534	32767
+65535	43690
+65535	43690
+65535	65535
+drop table t1;
+create table t1 (s1 char(10) character set utf8mb4) engine MyISAM;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 varchar(10) character set utf8mb4) engine MyISAM;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 text character set utf8mb4) engine MyISAM;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (a text character set utf8mb4, primary key(a(371))) engine MyISAM;
+ERROR 42000: Specified key was too long; max key length is 1000 bytes
+CREATE TABLE t1 ( a varchar(10) ) CHARACTER SET utf8mb4 ENGINE MyISAM;
+INSERT INTO t1 VALUES ( 'test' );
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a;
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = 'test' and b.a = 'test';
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a and a.a = 'test';
+a	a
+test	test
+DROP TABLE t1;
+create table t1 (a char(255) character set utf8mb4) engine MyISAM;
+insert into t1 values('b'),('b');
+select * from t1 where a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a != 'b';
+a
+drop table t1;
+set collation_connection=utf8mb4_general_ci;
+drop table if exists t1;
+create table t1 as
+select repeat(' ', 64) as s1, repeat(' ',64) as s2
+union
+select null, null;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `s1` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL,
+  `s2` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+delete from t1;
+insert into t1 values('aaa','aaa');
+insert into t1 values('aaa|qqq','qqq');
+insert into t1 values('gheis','^[^a-dXYZ]+$');
+insert into t1 values('aab','^aa?b');
+insert into t1 values('Baaan','^Ba*n');
+insert into t1 values('aaa','qqq|aaa');
+insert into t1 values('qqq','qqq|aaa');
+insert into t1 values('bbb','qqq|aaa');
+insert into t1 values('bbb','qqq');
+insert into t1 values('aaa','aba');
+insert into t1 values(null,'abc');
+insert into t1 values('def',null);
+insert into t1 values(null,null);
+insert into t1 values('ghi','ghi[');
+select HIGH_PRIORITY s1 regexp s2 from t1;
+s1 regexp s2
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
+NULL
+NULL
+NULL
+NULL
+drop table t1;
+set names utf8mb4;
+set names utf8mb4;
+select  'вася'  rlike '[[:<:]]вася[[:>:]]';
+'вася'  rlike '[[:<:]]вася[[:>:]]'
+1
+select  'вася ' rlike '[[:<:]]вася[[:>:]]';
+'вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select ' вася'  rlike '[[:<:]]вася[[:>:]]';
+' вас' rlike '[[:<:]]вася[[:>:]]';
+' вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select  'васяz' rlike '[[:<:]]вася[[:>:]]';
+'васяz' rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвася'  rlike '[[:<:]]вася[[:>:]]';
+'zвася'  rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвасяz' rlike '[[:<:]]вася[[:>:]]';
+'zв1 (a enum ('Y', 'N') DEFAULT 'N' COLLATE utf8mb4_unicode_ci) ENGINE MyISAM;
+ALTER TABLE t1 ADD COLUMN b CHAR(20);
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (a enum('aaaa','проба') character set utf8mb4) engine MyISAM;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` enum('aaaa','проба') CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+insert into t1 values ('проба');
+select * from t1;
+a
+проба
+create table t2 engine MyISAM select ifnull(a,a) from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `ifnull(a,a)` varchar(5) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+select * from t2;
+ifnull(a,a)
+проба
+drop table t1;
+drop table t2;
+create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine MyISAM;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c varchar(30) character set utf8mb4, unique(c(10))) engine=MyISAM;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine MyISAM;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('ues ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (c char(3) character set utf8mb4, unique (c(2))) engine=MyISAM;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a using hash (c(1))
+) engine=MyISAM;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING HASH
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a using btree (c(1))
+) engine=MyISAM;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING BTREE
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4,
+unique key a (c(1))
+) engine=MyISAM;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (c varchar(30) character set utf8mb4 collate utf8mb4_bin, unique(c(10))) engine MyISAM;
+insert into t1 values ('1'),('2'),('3'),('x'),('y'),('z');
+insert into t1 values ('aaaaaaaaaa');
+insert into t1 values ('aaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values ('aaaaaaaaaaaa');
+ERROR 23000: Duplicate entry 'aaaaaaaaaa' for key 'c'
+insert into t1 values (repeat('b',20));
+select c c1 from t1 where c='1';
+c1
+1
+select c c2 from t1 where c='2';
+c2
+2
+select c c3 from t1 where c='3';
+c3
+3
+select c cx from t1 where c='x';
+cx
+x
+select c cy from t1 where c='y';
+cy
+y
+select c cz from t1 where c='z';
+cz
+z
+select c ca10 from t1 where c='aaaaaaaaaa';
+ca10
+aaaaaaaaaa
+select c cb20 from t1 where c=repeat('b',20);
+cb20
+bbbbbbbbbbbbbbbbbbbb
+drop table t1;
+create table t1 (c char(3) character set utf8mb4 collate utf8mb4_bin, unique (c(2))) engine MyISAM;
+insert into t1 values ('1'),('2'),('3'),('4'),('x'),('y'),('z');
+insert into t1 values ('a');
+insert into t1 values ('aa');
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'aa' for key 'c'
+insert into t1 values ('b');
+insert into t1 values ('bb');
+insert into t1 values ('bbb');
+ERROR 23000: Duplicate entry 'bb' for key 'c'
+insert into t1 values ('а');
+insert into t1 values ('аа');
+insert into t1 values ('ааа');
+ERROR 23000: Duplicate entry 'аа' for key 'c'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'бб' for key 'c'
+insert into t1 values ('ꪪ');
+insert into t1 values ('ꪪꪪ');
+insert into t1 values ('ꪪꪪꪪ');
+ERROR 23000: Duplicate entry 'ꪪꪪ' for key 'c'
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using hash (c(1))
+) engine=MyISAM;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING HASH
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a using btree (c(1))
+) engine=MyISAM;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `c` char(10) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
+  UNIQUE KEY `a` (`c`(1)) USING BTREE
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+insert into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+c char(10) character set utf8mb4 collate utf8mb4_bin,
+unique key a (c(1))
+) engine=MyISAM;
+insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
+insert into t1 values ('aa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('aaa');
+ERROR 23000: Duplicate entry 'a' for key 'a'
+insert into t1 values ('б');
+insert into t1 values ('бrt into t1 values ('ббб');
+ERROR 23000: Duplicate entry 'б' for key 'a'
+select c as c_all from t1 order by c;
+c_all
+a
+b
+c
+d
+e
+f
+б
+select c as c_a from t1 where c='a';
+c_a
+a
+select c as c_a from t1 where c='б';
+c_a
+б
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=MyISAM;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=MyISAM;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using btree (str(2))
+) engine=MyISAM;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using hash (str(2))
+) engine=MyISAM;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str (str(2))
+) engine= MyISAM;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+CREATE TABLE t1 (a varchar(32) BINARY) CHARACTER SET utf8mb4 ENGINE MyISAM;
+INSERT INTO t1 VALUES ('test');
+SELECT a FROM t1 WHERE a LIKE '%te';
+a
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci,
+p varchar(15) character set utf8mb4
+) ENGINE= MyISAM DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('谷川俊二と申しますが、インターネット予約の会員登録をしましたところ、メールアドレスを間違えてしまい会員IDが受け取ることが出来ませんでした。間違えアドレスはtani-shun@strippedを書き込みました。ど違えありません。連絡ください。よろしくお願いします。m(__)m','040312-000057');
+INSERT INTO t1 VALUES ('aaa','bbb');
+SELECT length(subject) FROM t1;
+length(subject)
+3
+432
+SELECT length(subject) FROM t1 ORDER BY 1;
+length(subject)
+3
+432
+DROP TABLE t1;
+CREATE TABLE t1 (
+id       int unsigned NOT NULL auto_increment,
+list_id  smallint unsigned NOT NULL,
+term     TEXT NOT NULL,
+PRIMARY KEY(id),
+INDEX(list_id, term(4))
+) ENGINE=MyISAM CHARSET=utf8mb4;
+INSERT INTO t1 SET list_id = 1, term = "letterc";
+INSERT INTO t1 SET list_id = 1, term = "letterb";
+INSERT INTO t1 SET list_id = 1, term = "lettera";
+INSERT INTO t1 SET list_id = 1, term = "letterd";
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterc");
+id
+1
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterb");
+id
+2
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "lettera");
+id
+3
+SELECT id FROM t1 WHERE (list_id = 1) AND (term = "letterd");
+id
+4
+DROP TABLE t1;
+SET NAMES latin1;
+CREATE TABLE t1 (
+id int unsigned NOT NULL auto_increment,
+list_id smallint unsigned NOT NULL,
+term text NOT NULL,
+PRIMARY KEY(id),
+INDEX(list_id, term(19))
+) ENGINE=MyISAM CHARSET=utf8mb4;
+INSERT INTO t1 set list_id = 1, term = "test";
+INSERT INTO t1 set list_id = 1, term = "test�st";
+SELECT id, term FROM t1 where (list_id = 1) AND (term = "test�st");
+id	term
+1	test�st
+2	testetest
+3	testm = "testetest");
+id	term
+1	test�st
+2	testetest
+3	test�st
+SELECT id, term FROM t1 where (list_id = 1) AND (term = "test�st");
+id	term
+1	test�st
+2	testetest
+3	test�st
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (
+a int primary key,
+b varchar(6),
+index b3(b(3))
+) engine=MyISAM character set=utf8mb4;
+insert into t1 values(1,'foo'),(2,'foobar');
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+alter table t1 engine=innodb;
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+drop table t1;
+create table t1 (
+a enum('петя','вася','анюта') character set utf8mb4 not null default 'анюта',
+b set('петя','вася','анюта') character set utf8mb4 not null default 'анюта'
+) engine MyISAM;
+create table t2 engine MyISAM select concat(a,_utf8mb4'') as a, concat(b,_utf8mb4'')as b from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` varchar(5) CHARACTER SET utf8mb4 NOT NULL DEFAULT '',
+  `b` varchar(15) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+drop table t2;
+drop table t1;
+select 'c' like '\_' as want0;
+want0
+0
+SELECT SUBSTR('вася',-2);
+SUBSTR('вася',-2)
+ся
+create table t1 (id integer, a varchar(100) character set utf8mb4 collate utf8mb4_unicode_ci) engine MyISAM;
+insert into t1 values (1, 'Test');
+select * from t1 where soundex(a) = soundex('Test');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('TEST');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('test');
+id	a
+1	Test
+drop table t1;
+select soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB);
+soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB)
+阅000
+select hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB));
+hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB))
+E99885303030
+select soundex(_utf8mb4 0xD091D092D093);
+soundex(_utf8mb4 0xD091D092D093)
+Б000
+select hex(soundex(_utf8mb4 0xD091D092D093));
+hex(soundex(_utf8mb4 0xD091D092D093))
+D091303030
+SET collation_connection='utf8mb4_general_ci';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_general_ci	6109
+utf8mb4_general_ci	61
+utf8mb4_general_ci	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_general_ci
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+drop table if exists t1;
+create table t1 as select repeat(' ', 64) as s1;
+select collation(s1) from t1;
+collation(s1)
+utf8mb4_general_ci
+delete from t1;
+insert into t1 values ('a'),('ae'),(_latin1 0xE4);
+insert into t1 values ('o'),('oe'),(_latin1 0xF6);
+insert into t1 values ('s'),('ss'),(_latin1 0xDF);
+insert into t1 values ('u'),('ue'),(_latin1 0xFC);
+select s1, hex(s1) from t1 order by s1, binary s1;
+s1	hex(s1)
+a	61
+ä	C3A4
+ae	6165
+o	6F
+ö	C3B6
+oe	6F65
+s	73
+ß	C39F
+ss	7373
+u	75
+ü	C3BC
+ue	7565
+select group_concat(s1 order by binary s1) from t1 group by s1;
+group_concat(s1 order by binary s1)
+a,ä
+ae
+o,ö
+oe
+s,ß
+ss
+u,ü
+ue
+drop table t1;
+SET collation_connection='utf8mb4_bin';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_bin	6109
+utf8mb4_bin	61
+utf8mb4_bin	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_bin
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+CREATE TABLE t1 (
+user varchar(255) NOT NULL default ''
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('one'),('two');
+SELECT CHARSET('a');
+CHARSET('a')
+utf8mb4
+SELECT user, CONCAT('<', user, '>') AS c FROM t1;
+user	c
+one	<one>
+two	<two>
+DROP TABLE t1;
+create table t1 (f1 varchar(1) not null) default charset utf8mb4 engine MyISAM;
+insert into t1 values (''), ('');
+select concat(concat(_latin1'->',f1),_latin1'<-') from t1;
+concat(concat(_latin1'->',f1),_latin1'<-')
+-><-
+-><-
+drop table t1;
+select convert(_koi8r'� using utf8mb4) < convert(_koi8r'� using utf8mb4);
+convert(_koi8r'?' using utf8mb4) < convert(_koi8r'?' using utf8mb4)
+1
+set names latin1;
+create table t1 (a varchar(10)) character set utf8mb4 engine MyISAM;
+insert into t1 values ('test');
+select ifnull(a,'') from t1;
+ifnull(a,'')
+test
+drop table t1;
+select repeat(_utf8mb4'+',3) as h union select NULL;
+h
++++
+NULL
+select ifnull(NULL, _utf8mb4'string');
+ifnull(NULL, _utf8mb4'string')
+string
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_lithuanian_ci) engine MyISAM;
+insert into t1 values ('I'),('K'),('Y');
+select * from t1 where s1 < 'K' and s1 = 'Y';
+s1
+I
+Y
+select * from t1 where 'K' > s1 and s1 = 'Y';
+s1
+I
+Y
+drop table t1;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_czech_ci) engine MyISAM;
+insert into t1 values ('c'),('d'),('h'),('ch'),('CH'),('cH'),('Ch'),('i');
+select * from t1 where s1 > 'd' and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where 'd' < s1 and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where s1 = 'cH' and s1 <> 'ch';
+s1
+cH
+select * from t1 where 'cH' = s1 and s1 <> 'ch';
+s1
+cH
+drop table t1;
+create table t1 (a varchar(255)) default character set utf8mb4 engine MyISAM;
+insert into t1 values (1.0);
+drop table t1;
+create table t1 (
+id int not null,
+city varchar(20) not null,
+key (city(7),id)
+) character set=utf8mb4 engine MyISAM;
+insert into t1 values (1,'Durban North');
+insert into t1 values (2,'Durban');
+select * from t1 where city = 'Durban';
+id	city
+2	Durban
+select * from t1 where city = 'Durban ';
+id	city
+2	Durban
+drop table t1;
+create table t1 (x set('A', 'B') default 0) character set utf8mb4 engine MyISAM;
+ERROR 42000: Invalid default value for 'x'
+create table t1 (x enum('A', 'B') default 0) character set utf8mb4 engine MyISAM;
+ERROR 42000: Invalid default value for 'x'
+SET NAMES UTF8;
+CREATE TABLE t1 (
+`id` int(20) NOT NULL auto_increment,
+`country` varchar(100) NOT NULL default '',
+`shortcode` varchar(100) NOT NULL default '',
+`operator` varchar(100) NOT NULL default '',
+`momid` varchar(30) NOT NULL default '',
+`keyword` varchar(160) NOT NULL default '',
+`content` varchar(160) NOT NULL default '',
+`second_token` varchar(160) default NULL,
+`gateway_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+`msisdn` varchar(15) NOT NULL default '',
+PRIMARY KEY  (`id`),
+UNIQUE KEY `MSCCSPK_20030521130957121` (`momid`),
+KEY `IX_mobile_originated_message_keyword` (`keyword`),
+KEY `IX_mobile_originated_message_created` (`created`),
+KEY `IX_mobile_originated_message_support` (`msisdn`,`momid`,`keyword`,`gateway_id`,`created`)
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES 
+(1,'blah','464','aaa','fkc1c9ilc20x0hgae7lx6j09','ERR','ERR Имри.Афимим.Аеимимримдмримрмн имадми','ИМРИ.АФИМИМ.АЕИМИМРИ67890'),
+(2,'blah','464','aaa','haxpl2ilc20x00bj4tt2m5ti','11','11 g','G',3,'2005-06-02 22:43:10','1234567890');
+CREATE TABLE t2 (
+`msisdn` varchar(15) NOT NULL default '',
+`operator_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+UNIQUE KEY `PK_user` (`msisdn`)
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
+INSERT INTO t2 VALUES ('1234567890',2,'2005-05-24 13:53:25');
+SELECT content, t2.msisdn FROM t1, t2 WHERE t1.msisdn = '1234567890';
+content	msisdn
+ERR Имри.Афимим.Аеимимримдмримрмри;
+create table t1 (a char(20) character set utf8mb4) engine MyISAM;
+insert into t1 values ('123456'),('андр8mb4;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+Warning	1265	Data truncated for column 'a' at row 2
+select char_length(a), length(a), a from t1 order by a;
+char_length(a)	length(a)	a
+2	2	12
+2	4	ан
+drop table t1;
+set names utf8mb4;
+select 'andre%' like 'andreñ%' escape 'ñ';
+'andre%' like 'andreñ%' escape 'ñ'
+1
+set names utf8mb4;
+select 'a\\' like 'a\\';
+'a\\' like 'a\\'
+1
+select 'aa\\' like 'a%\\';
+'aa\\' like 'a%\\'
+1
+create table t1 (a char(10), key(a)) character set utf8mb4 engine MyISAM;
+insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
+select * from t1 where a like "abc%";
+a
+abc
+abcd
+select * from t1 where a like concat("abc","%");
+a
+abc
+abcd
+select * from t1 where a like "ABC%";
+a
+abc
+abcd
+select * from t1 where a like "test%";
+a
+test
+select * from t1 where a like "te_t";
+a
+test
+select * from t1 where a like "%a%";
+a
+a
+abc
+abcd
+select * from t1 where a like "%abcd%";
+a
+abcd
+select * from t1 where a like "%abc\d%";
+a
+abcd
+drop table t1;
+CREATE TABLE t1 (
+a varchar(255) NOT NULL default '',
+KEY a (a)
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_general_ci;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 1000 bytes
+insert into t1 values (_utf8mb4 0xe880bd);
+insert into t1 values (_utf8mb4 0x5b);
+select hex(a) from t1;
+hex(a)
+5B
+E880BD
+drop table t1;
+set names 'latin1';
+create table t1 (a varchar(255)) default charset=utf8mb4 engine MyISAM;
+select * from t1 where find_in_set('-1', a);
+a
+drop table t1;
+create table t1 (a int) engine MyISAM;
+insert into t1 values (48),(49),(50);
+set names utf8mb4;
+select distinct char(a) from t1;
+char(a)
+0
+1
+2
+drop table t1;
+CREATE TABLE t1 (t TINYTEXT CHARACTER SET utf8mb4) ENGINE MyISAM;
+INSERT INTO t1 VALUES(REPEAT('a', 100));
+CREATE TEMPORARY TABLE t2 ENGINE MyISAM SELECT COALESCE(t) AS bug FROM t1;
+SELECT LENGTH(bug) FROM t2;
+LENGTH(bug)
+100
+DROP TABLE t2;
+DROP TABLE t1;
+CREATE TABLE t1 (item varchar(255)) default character set utf8mb4 ENGINE MyISAM;
+INSERT INTO t1 VALUES (N'\\');
+INSERT INTO t1 VALUES (_utf8mb4'\\');
+INSERT INTO t1 VALUES (N'Cote d\'Ivoire');
+INSERT INTO t1 VALUES (_utf8mb4'Cote d\'Ivoire');
+SELECT item FROM t1 ORDER BY item;
+item
+Cote d'Ivoire
+Cote d'Ivoire
+\
+\
+DROP TABLE t1;
+SET NAMES utf8mb4;
+DROP TABLE IF EXISTS t1;
+Warnings:
+Note	1051	Unknown table 't1'
+CREATE TABLE t1(a VARCHAR(255), KEY(a)) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 1000 bytes
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb');
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uU');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('UuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+alter table t1 add b int;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',2);
+delete from t1 where b=1;
+INSERT INTO t1 VALUES('UUABCDEFGHIGKLMNOPRSTUVWXYZbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',4);
+delete from t1 where b=3;
+INSERT INTO t1 VALUES('uUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4) engine MyISAM;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_general_ci from t1 where s1 like 'ペテ%';
+before_delete_general_ci
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_general_ci from t1 where s1 like 'ペテ%';
+after_delete_general_ci
+ペテルグル
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_unicode_ci) engine MyISAM;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_unicode_ci from t1 where s1 like 'ペテ%';
+before_delete_unicode_ci
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_unicode_ci from t1 where s1 like 'ペテ%';
+after_delete_unicode_ci
+ペテルグs1 char(5) character set utf8mb4 collate utf8mb4_bin) engine MyISAM;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_bin from t1 where s1 like 'ペテ%';
+before_delete_bin
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_bin from t1 where s1 like 'ペテ%';
+after_delete_bin
+ペテe t1 (a varchar(30) not null primary key)
+engine=MyISAM default character set utf8mb4 collate utf8mb4_general_ci;
+insert into t1 values ('あいうえおかきくけこ t1 where a like 'さしすせそかきくけこあいうえお%';
+gci1
+さしすせそかきくけこあいうes utf8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=MyISAM default character set utf8mb4 collate utf8mb4_unicode_ci;
+insert into t1 values ('あい values ('さしすせそかきくけこあいうえお');
+select a as uci1 from t1 where a like 'さしすせそかきくけこあいうえお%';
+uci1
+さしすせそhere a like 'あいうえおかきくけこさしすせ+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=MyISAM default character set utf8mb4 collate utf8mb4_bin;
+insert into t1 values ('あいうえおかきくけこさしすせそ');
+insert into t1 values ('さしすせそかきくけこあいうえお');
+select a as bin1 from t1 where a like 'さしすせそかきくけこあいうえお%';
+bin1
+さしすせそかきくけこあいうえお
+select a as bin2 from t1 where a like 'あいうえおかきくけこさしすせそ';
+bin2
+あいうえおかきくけATE TABLE t1 (id int PRIMARY KEY,
+a varchar(16) collate utf8mb4_unicode_ci NOT NULL default '',
+b int,
+f varchar(128) default 'XXX',
+INDEX (a(4))
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+INSERT INTO t1(id, a, b) VALUES
+(1, 'cccc', 50), (2, 'cccc', 70), (3, 'cccc', 30),
+(4, 'cccc', 30), (5, 'cccc', 20), (6, 'bbbbbb', 40),
+(7, 'dddd', 30), (8, 'aaaa', 10), (9, 'aaaa', 50),
+(10, 'eeeee', 40), (11, 'bbbbbb', 60);
+SELECT id, a, b FROM t1;
+id	a	b
+1	cccc	50
+10	eeeee	40
+11	bbbbbb	60
+2	cccc	70
+3	cccc	30
+4	cccc	30
+5	cccc	20
+6	bbbbbb	40
+7	dddd	30
+8	aaaa	10
+9	aaaa	50
+SELECT id, a, b FROM t1 WHERE a BETWEEN 'aaaa' AND 'bbbbbb';
+id	a	b
+11	bbbbbb	60
+6	bbbbbb	40
+8	aaaa	10
+9	aaaa	50
+SELECT id, a FROM t1 WHERE a='bbbbbb';
+id	a
+11	bbbbbb
+6	bbbbbb
+SELECT id, a FROM t1 WHERE a='bbbbbb' ORDER BY b;
+id	a
+6	bbbbbb
+11	bbbbbb
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES 
+('Käli Käli 2-4'), ('Käli Käli 2-4'),
+('Käli Käli 2+4'), ('Käli Käli 2+4'),
+('Käli Käli 2-6'), ('Käli Käli 2-6');
+INSERT INTO t1 SELECT * FROM t1;
+CREATE TABLE t2 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
+INSERT INTO t2 VALUES
+('Kali Kali 2-4'), ('Kali Kali 2-4'),
+('Kali Kali 2+4'), ('Kali Kali 2+4'),
+('Kali Kali 2-6'), ('Kali Kali 2-6');
+INSERT INTO t2 SELECT * FROM t2;
+SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+a
+Käli Käli 2+4
+Käli Käli 2+4
+Käli Käli 2+4
+Käli Käli 2+4
+SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+a
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+EXPLAIN SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	a	a	53	NULL	4	Using where; Using index
+EXPLAIN SELECT a FROM t1 WHERE a = 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ref	a	a	53	const	4	Using where; Using index
+EXPLAIN SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	range	a	a	14	NULL	4	Using where; Using index
+EXPLAIN SELECT a FROM t2 WHERE a = 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	ref	a	a	14	const	4	Using where; Using index
+DROP TABLE t1,t2;
+CREATE TABLE t1 (
+a char(255) DEFAULT '', 
+KEY(a(10))
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+CREATE TABLE t1 (
+a char(255) DEFAULT ''
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+ALTER TABLE t1 ADD KEY (a(10));
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+K latin2;
+CREATE TABLE t1 (
+id int(11) NOT NULL default '0',
+tid int(11) NOT NULL default '0',
+val text NOT NULL,
+INDEX idx(tid, val(10))
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES
+(40988,72,'VOLN�ADSL'),(41009,72,'VOLN�ADSL'),
+(41032,72,'VOLN�ADSL'),(41038,72,'VOLN�ADSL'),
+(41063,72,'VOLN�ADSL'),(41537,72,'VOLN�ADSL Office'),
+(42141,72,'VOLN�ADSL'),(42565,72,'VOLN�ADSL Combi'),
+(42749,72,'VOLN�ADSL'),(44205,72,'VOLN�ADSL');
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLNY ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN�ADSL
+41038	72	VOLN�ADSL
+41063	72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLN�ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN�ADSL
+41038	72	VOLN�ADSL
+41063	72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+SELECT * FROM t1 WHERE tid=72 and val LIKE '%VOLN�ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN72	VOLN�ADSL
+42141	72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+ALTER TABLE t1 DROP KEY idx;
+ALTER TABLE t1 ADD KEY idx (tid,val(11));
+SELECT * FROM t1 WHERE tid=72 and val LIKE 'VOLN�ADSL';
+id	tid	val
+40988	72	VOLN�ADSL
+41009	72	VOLN�ADSL
+41032	72	VOLN72	VOLN�ADSL
+42749	72	VOLN�ADSL
+44205	72	VOLN�ADSL
+DROP TABLE t1;
+create table t1(a char(200) collate utf8mb4_unicode_ci NOT NULL default '')
+default charset=utf8mb4 collate=utf8mb4_unicode_ci engine MyISAM;
+insert into t1 values (unhex('65')), (unhex('C3A9')), (unhex('65'));
+explain select distinct a from t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary
+SELECT COUNT(*) FROM (SELECT DISTINCT a FROM t1) AS t2;
+COUNT(*)
+1
+explain select a from t1 group by a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary; Using filesort
+SELECT COUNT(*) FROM (SELECT a FROM t1 GROUP BY a) AS t2;
+COUNT(*)
+1
+drop table t1;
+create table t1(a char(10)) default charset utf8mb4 engine MyISAM;
+insert into t1 values ('123'), ('456');
+explain
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	Y	ALL	NULL	NULL	NULL	NULL	2	Using temporary; Using filesort
+1	SIMPLE	Z	ALL	NULL	NULL	NULL	NULL	2	Using where; Using join buffer
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+substr(Z.a,-1)	a
+3	123
+6	456
+drop table t1;
+SET CHARACTER SET utf8mb4;
+SHOW VARIABLES LIKE 'character\_set\_%';
+Variable_name	Value
+character_set_client	utf8mb4
+character_set_connection	latin1
+character_set_database	latin1
+character_set_filesystem	binary
+character_set_results	utf8mb4
+character_set_server	latin1
+character_set_system	utf8
+CREATE DATABASE crashtest DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
+USE crashtest;
+CREATE TABLE crashtest (crash char(10)) DEFAULT CHARSET=utf8mb4 ENGINE MyISAM;
+INSERT INTO crashtest VALUES ('35'), ('36'), ('37');
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+35
+36
+37
+INSERT INTO crashtest VALUES ('-1000');
+EXPLAIN SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	crashtest	ALL	NULL	NULL	NULL	NULL	4	Using filesort
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+-1000
+35
+36
+37
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FFFFFC'
+DROP TABLE crashtest;
+DROP DATABASE crashtest;
+USE test;
+SET CHARACTER SET default;
+CREATE TABLE t1(id varchar(20) NOT NULL) DEFAULT CHARSET=utf8mb4 ENGINE MyISAM;
+INSERT INTO t1 VALUES ('xxx'), ('aa'), ('yyy'), ('aa');
+SELECT id FROM t1;
+id
+aa
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1;
+id
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1 ORDER BY id;
+id
+aa
+xxx
+yyy
+DROP TABLE t1;
+create table t1 (
+a varchar(26) not null
+) default character set utf8mb4 ENGINE MyISAM;
+insert into t1 (a) values ('abcdefghijklmnopqrstuvwxyz');
+select * from t1;
+a
+abcdefghijklmnopqrstuvwxyz
+alter table t1 change a a varchar(20) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmnopqrst
+alter table t1 change a a char(15) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmno
+alter table t1 change a a char(10) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghij
+alter table t1 change a a varchar(5) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcde
+drop table t1;
+create table t1 (
+a varchar(4000) not null
+) default character set utf8mb4 engine MyISAM;
+insert into t1 values (repeat('a',4000));
+alter table t1 change a a varchar(3000) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select length(a) from t1;
+length(a)
+3000
+drop table t1;
+set names utf8mb4;
+select hex(char(1 using utf8mb4));
+hex(char(1 using utf8mb4))
+01
+select char(0xd1,0x8f using utf8mb4);
+char(0xd1,0x8f using utf8mb4)
+я
+select char(0xd18f using utf8mb4);
+char(0xd18f using utf8mb4)
+я
+select char(53647 using utf8mb4);
+char(53647 using utf8mb4)
+я
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+set sql_mode=traditional;
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select char(195 using utf8mb4);
+char(195 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C3'
+select char(196 using utf8mb4);
+char(196 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C4'
+select char(2557 using utf8mb4);
+char(2557 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FD'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select hex(convert(char(2557 using latin1) using utf8mb4));
+hex(convert(char(2557 using latin1) using utf8mb4))
+09C3BD
+select hex(char(195));
+hex(char(195))
+C3
+select hex(char(196));
+hex(char(196))
+C4
+select hex(char(2557));
+hex(char(2557))
+09FD
+set names utf8mb4;
+create table t1 (a char(1)) default character set utf8mb4 engine MyISAM;
+create table t2 (a char(1)) default character set utf8mb4 engine MyISAM;
+insert into t1 values('a'),('a'),(0xE38182),(0xE38182);
+insert into t1 values('i'),('i'),(0xE38184),(0xE38184);
+select * from t1 union distinct select * from t2;
+a
+a
+i
+あ
+い
+drop table t1,t2;
+set names utf8mb4;
+create table t1 (a char(10), b varchar(10)) engine MyISAM;
+insert into t1 values ('bar','kostja');
+insert into t1 values ('kostja','bar');
+prepare my_stmt from "select * from t1 where a=?";
+set @a:='bar';
+execute my_stmt using @a;
+a	b
+bar	kostja
+set @a:='kostja';
+execute my_stmt using @a;
+a	b
+kostja	bar
+set @a:=null;
+execute my_stmt using @a;
+a	b
+drop table if exists t1;
+drop table if exists t1;
+drop view if exists v1, v2;
+set names utf8mb4;
+create table t1(col1 varchar(12) character set utf8mb4 collate utf8mb4_unicode_ci) engine MyISAM;
+insert into t1 values('t1_val');
+create view v1 as select 'v1_val' as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+4	utf8mb4_general_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1)from v2;
+coercibility(col1)	collation(col1)
+2	utf8mb4_unicode_ci
+2	utf8mb4_unicode_ci
+drop view v1, v2;
+create view v1 as select 'v1_val' collate utf8mb4_swedish_ci as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1) from v2;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+0	utf8mb4_swedish_ci
+drop view v1, v2;
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine MyISAM;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, N'x', N'y')) from t1;
+concat(a, if(b>10, N'x', N'y'))
+ay
+select concat(a, if(b>10, N'æ', N'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine MyISAM;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y')) from t1;
+concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y'))
+ay
+select concat(a, if(b>10, _utf8mb4'æ', _utf8mb4'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine MyISAM;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79)) from t1;
+concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79))
+ay
+select concat(a, if(b>10, _utf8mb4 0xC3A6, _utf8mb4 0xC3AF)) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine MyISAM;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, 'x' 'x', 'y' 'y')) from t1;
+concat(a, if(b>10, 'x' 'x', 'y' 'y'))
+ayy
+select concat(a, if(b>10, 'x' 'æ', 'y' 'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+CREATE TABLE t1 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+PRIMARY KEY  (colA)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+INSERT INTO t1 (colA, colB) VALUES (1, 'foo'), (2, 'foo bar');
+CREATE TABLE t2 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+KEY bad  (colA,colB(3))
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+INSERT INTO t2 (colA, colB) VALUES (1, 'foo'),(2, 'foo bar');
+SELECT * FROM t1 JOIN t2 ON t1.colA=t2.colA AND t1.colB=t2.colB
+WHERE t1.colA < 3;
+colA	colB	colA	colB
+1	foo	1	foo
+2	foo bar	2	foo bar
+DROP TABLE t1, t2;
+SELECT 'н1234567890' UNION SELECT _binary '1';
+н1234567890
+н1234567890
+1
+SELECT 'н1234567890' UNION SELECT 1;
+н1234567890
+н1234567890
+1
+SELECT '1' UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+SELECT 1 UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+CREATE TABLE t1 (c VARCHAR(11)) CHARACTER SET utf8mb4 ENGINE MyISAM;
+CREATE TABLE t2 (b CHAR(1) CHARACTER SET binary, i INT) ENGINE MyISAM;
+INSERT INTO t1 (c) VALUES ('н1234567890');
+INSERT INTO t2 (b, i) VALUES ('1', 1);
+SELECT c FROM t1 UNION SELECT b FROM t2;
+c
+н1234567890
+1
+SELECT c FROM t1 UNION SELECT i FROM t2;
+c
+н1234567890
+1
+SELECT b FROM t2 UNION SELECT c FROM t1;
+b
+1
+н1234567890
+SELECT i FROM t2 UNION SELECT c FROM t1;
+i
+1
+н1234567890
+DROP TABLE t1, t2;
+set sql_mode=traditional;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+set sql_mode=default;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL) ENGINE MyISAM;
+INSERT INTO t1 VALUES (70000, 1092), (70001, 1085), (70002, 1065);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD UNIQUE (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP INDEX b ON t1;
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD INDEX (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) from t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP TABLE t1;
+#
+# Bug#26474: Add Sinhala script (Sri Lanka) collation to MySQL
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+predicted_order int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE MyISAM;
+INSERT INTO t1 VALUES (19, x'E0B696'), (30, x'E0B69AE0B798'), (61, x'E0B6AF'), (93, x'E0B799'), (52, x'E0B6A6'), (73, x'E0B6BBE0B78AE2808D'), (3, x'E0B686'), (56, x'E0B6AA'), (55, x'E0B6A9'), (70, x'E0B6B9'), (94, x'E0B79A'), (80, x'E0B785'), (25, x'E0B69AE0B791'), (48, x'E0B6A2'), (13, x'E0B690'), (86, x'E0B793'), (91, x'E0B79F'), (81, x'E0B786'), (79, x'E0B784'), (14, x'E0B691'), (99, x'E0B78A'), (8, x'E0B68B'), (68, x'E0B6B7'), (22, x'E0B69A'), (16, x'E0B693'), (33, x'E0B69AE0B7B3'), (38, x'E0B69AE0B79D'), (21, x'E0B683'), (11, x'E0B68E'), (77, x'E0B782'), (40, x'E0B69AE0B78A'), (101, x'E0B78AE2808DE0B6BB'), (35, x'E0B69AE0B79A'), (1, x'E0B7B4'), (9, x'E0B68C'), (96, x'E0B79C'), (6, x'E0B689'), (95, x'E0B79B'), (88, x'E0B796'), (64, x'E0B6B3'), (26, x'E0B69AE0B792'), (82, x'E0B78F'), (28, x'E0B69AE0B794'), (39, x'E0B69AE0B79E'), (97, x'E0B79D'), (2, x'E0B685'), (75, x'E0B780'), (34, x'E0B69AE0B799'), (69, x'E0B6B8'), (83, x'E0B790'), (18, x'E0B695'), (90, x'E0B7B2'), (17, x'E0B694'), (72, x'E0B6BB'), (66, x'E0B6B5'), (59, x'E0B6AD'), (44, x'E0B69E'), (15, x'E0B692'), (23, x'E0B69AE0B78F'), (65, x'E0B6B4'), (42, x'E0B69C'), (63, x'E0B6B1'), (85, x'E0B792'), (47, x'E0B6A1'), (49, x'E0B6A3'), (92, x'E0B7B3'), (78, x'E0B783'), (36, x'E0B69AE0B79B'), (4, x'E0B687'), (24, x'E0B69AE0B790'), (87, x'E0B794'), (37, x'E0B69AE0B79C'), (32, x'E0B69AE0B79F'), (29, x'E0B69AE0B796'), (43, x'E0B69D'), (62, x'E0B6B0'), (100, x'E0B78AE2808DE0B6BA'), (60, x'E0B6AE'), (45, x'E0B69F'), (12, x'E0B68F'), (46, x'E0B6A0'), (50, x'E0B6A5'), (51, x'E0B6A4'), (5, x'E0B688'), (76, x'E0B781'), (89, x'E0B798'), (74, x'E0B6BD'), (10, x'E0B68D'), (57, x'E0B6AB'), (71, x'E0B6BA'), (58, x'E0B6AC'), (27, x'E0B69AE0B793'), (54, x'E0B6A8'), (84, x'E0B791'), (31, x'E0B69AE0B7B2'), (98, x'E0B79E'), (53, x'E0B6A7'), (41, x'E0B69B'), (67, x'E0B6B6'), (7, x'E0B68A'), (20, x'E0B682');
+SELECT predicted_order, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_sinhala_ci;
+predicted_order	hex(utf8mb4_encoding)
+1	E0B7B4
+2	E0B685
+3	E0B686
+4	E0B687
+5	E0B688
+6	E0B689
+7	E0B68A
+8	E0B68B
+9	E0B68C
+10	E0B68D
+11	E0B68E
+12	E0B68F
+13	E0B690
+14	E0B691
+15	E0B692
+16	E0B693
+17	E0B694
+18	E0B695
+19	E0B696
+20	E0B682
+21	E0B683
+22	E0B69A
+23	E0B69AE0B78F
+24	E0B69AE0B790
+25	E0B69AE0B791
+26	E0B69AE0B792
+27	E0B69AE0B793
+28	E0B69AE0B794
+29	E0B69AE0B796
+30	E0B69AE0B798
+31	E0B69AE0B7B2
+32	E0B69AE0B79F
+33	E0B69AE0B7B3
+34	E0B69AE0B799
+35	E0B69AE0B79A
+36	E0B69AE0B79B
+37	E0B69AE0B79C
+38	E0B69AE0B79D
+39	E0B69AE0B79E
+40	E0B69AE0B78A
+41	E0B69B
+42	E0B69C
+43	E0B69D
+44	E0B69E
+45	E0B69F
+46	E0B6A0
+47	E0B6A1
+48	E0B6A2
+49	E0B6A3
+50	E0B6A5
+51	E0B6A4
+52	E0B6A6
+53	E0B6A7
+54	E0B6A8
+55	E0B6A9
+56	E0B6AA
+57	E0B6AB
+58	E0B6AC
+59	E0B6AD
+60	E0B6AE
+61	E0B6AF
+62	E0B6B0
+63	E0B6B1
+64	E0B6B3
+65	E0B6B4
+66	E0B6B5
+67	E0B6B6
+68	E0B6B7
+69	E0B6B8
+70	E0B6B9
+71	E0B6BA
+72	E0B6BB
+73	E0B6BBE0B78AE2808D
+74	E0B6BD
+75	E0B780
+76	E0B781
+77	E0B782
+78	E0B783
+79	E0B784
+80	E0B785
+81	E0B786
+82	E0B78F
+83	E0B790
+84	E0B791
+85	E0B792
+86	E0B793
+87	E0B794
+88	E0B796
+89	E0B798
+90	E0B7B2
+91	E0B79F
+92	E0B7B3
+93	E0B799
+94	E0B79A
+95	E0B79B
+96	E0B79C
+97	E0B79D
+98	E0B79E
+99	E0B78A
+100	E0B78AE2808DE0B6BA
+101	E0B78AE2808DE0B6BB
+DROP TABLE t1;
+#
+# Bug#32914 Character sets: illegal characters in utf8mb4 and utf32 columns
+#
+create table t1 (utf8mb4 char(1) character set utf8mb4) engine MyISAM;
+Testing [F0][90..BF][80..BF][80..BF]
+insert into t1 values (0xF0908080);
+insert into t1 values (0xF0BFBFBF);
+insert into t1 values (0xF08F8080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF0\x8F\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F0908080
+F0BFBFBF
+delete from t1;
+Testing [F2..F3][80..BF][80..BF][80..BF]
+insert into t1 values (0xF2808080);
+insert into t1 values (0xF2BFBFBF);
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+F2808080
+F2BFBFBF
+delete from t1;
+Testing [F4][80..8F][80..BF][80..BF]
+insert into t1 values (0xF4808080);
+insert into t1 values (0xF48F8080);
+insert into t1 values (0xF4908080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x90\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F4808080
+F48F8080
+drop table t1;
+#
+# Check strnxfrm() with odd length
+#
+set max_sort_length=5;
+select @@max_sort_length;
+@@max_sort_length
+5
+create table t1 (a varchar(128) character set utf8mb4 collate utf8mb4_general_ci) engine MyISAM;
+insert into t1 values ('a'),('b'),('c');
+select * from t1 order by a;
+a
+a
+b
+c
+alter table t1 modify a varchar(128) character set utf8mb4 collate utf8mb4_bin;
+select * from t1 order by a;
+a
+a
+b
+c
+drop table t1;
+set max_sort_length=default;
+#
+# Bug#26180: Can't add columns to tables created with utf8mb4 text indexes
+#
+CREATE TABLE t1 (
+clipid INT NOT NULL,
+Tape TINYTEXT,
+PRIMARY KEY (clipid),
+KEY tape(Tape(255))
+) CHARACTER SET=utf8mb4 ENGINE MyISAM;
+Warnings:
+Warning	1071	Specified key was too long; max key length is 1000 bytes
+ALTER TABLE t1 ADD mos TINYINT DEFAULT 0 AFTER clipid;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `clipid` int(11) NOT NULL,
+  `mos` tinyint(4) DEFAULT '0',
+  `Tape` tinytext,
+  PRIMARY KEY (`clipid`),
+  KEY `tape` (`Tape`(250))
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4
+DROP TABLE t1;
+#
+# Testing 4-byte values.
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE MyISAM;
+INSERT INTO t1 VALUES (119040, x'f09d8480'),
+# G CLEF
+(119070, x'f09d849e'),
+# HALF NOTE
+(119134, x'f09d859e'),
+# MUSICAL SYMBOL CROIX
+(119247, x'f09d878f'),
+# MATHEMATICAL BOLD ITALIC CAPITAL DELTA
+(120607, x'f09d9c9f'),
+# SANS-SERIF BOLD ITALIC CAPITAL PI
+(120735, x'f09d9e9f'),
+# <Plane 16 Private Use, Last> (last 4 byte character)
+(1114111, x'f48fbfbf'),
+# VARIATION SELECTOR-256
+(917999, x'f3a087af');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480');
+INSERT INTO t1 VALUES (65131, x'efb9abf09d849ef09d859ef09d859ef09d8480f09d859fefb9abefb9abf09d85a0efb9ab');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480f09d85a0');
+Warnings:
+Warning	1265	Data truncated for column 'utf8mb4_encoding' at row 1
+SELECT u_decimal, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_general_ci, BINARY utf8mb4_encoding;
+u_decimal	hex(utf8mb4_encoding)
+1114111	F48FBFBF
+119040	F09D8480
+119070	F09D849E
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119134	F09D859E
+119247	F09D878F
+120607	F09D9C9F
+120735	F09D9E9F
+65131	EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+917999	F3A087AF
+INSERT INTO t1 VALUES (1114111, x'f5808080');
+Warnings:
+Warning	1366	Incorrect string value: '\xF5\x80\x80\x80' for column 'utf8mb4_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't1' AND column_name= 'utf8mb4_encoding';
+character_maximum_length	character_octet_length
+10	40
+DROP TABLE IF EXISTS t2;
+CREATE TABLE t2 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb3 ENGINE MyISAM;
+INSERT INTO t2 VALUES (42856, x'ea9da8');
+INSERT INTO t2 VALUES (65131, x'efb9ab');
+INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBF' for column 'utf8mb3_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't2' AND column_name= 'utf8mb3_encoding';
+character_maximum_length	character_octet_length
+10	30
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBD' for column 'utf8mb3_encoding' at row 1
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8'))
+EA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+F09D8480EA9DA8
+F09D849EEA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D859EEA9DA8
+F09D878FEA9DA8
+F09D9C9FEA9DA8
+F09D9E9FEA9DA8
+F3A087AFEA9DA8
+F48FBFBFEA9DA8
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding))
+
+EA9DA8
+EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEFB9AB
+F09D8480
+F09D8480EA9DA8
+F09D8480EFB9AB
+F09D849E
+F09D849EEA9DA8
+F09D849EEFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D859E
+F09D859EEA9DA8
+F09D859EEFB9AB
+F09D878F
+F09D878FEA9DA8
+F09D878FEFB9AB
+F09D9C9F
+F09D9C9FEA9DA8
+F09D9C9FEFB9AB
+F09D9E9F
+F09D9E9FEA9DA8
+F09D9E9FEFB9AB
+F3A087AF
+F3A087AFEA9DA8
+F3A087AFEFB9AB
+F48FBFBF
+F48FBFBFEA9DA8
+F48FBFBFEFB9AB
+SELECT count(*) FROM t1, t2
+WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+count(*)
+33
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+u_decimal	hex(utf8mb4_encoding)	utf8mb4_encoding
+1114111		
+1114111	3F	?
+119040	3F	?
+119070	3F	?
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119134	3F	?
+119247	3F	?
+120607	3F	?
+120735	3F	?
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB	﹫?????﹫﹫?﹫
+917999	3F	?
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+DROP TABLE IF EXISTS t3;
+CREATE TABLE t3 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8 ENGINE MyISAM;
+INSERT INTO t3 SELECT * FROM t1;
+DROP TABLE IF EXISTS t4;
+CREATE TABLE t4 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE MyISAM;
+INSERT INTO t3 SELECT * FROM t2;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
+#
+# Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
+#
+SELECT CHARSET(CONCAT(_utf8mb4'a',_utf8'b'));
+CHARSET(CONCAT(_utf8mb4'a',_utf8'b'))
+utf8mb4
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4 NOT NULL) ENGINE MyISAM;
+INSERT INTO t1 VALUES (x'ea9da8'),(x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 x'ea9da8') FROM t1 LIMIT 0;
+CONCAT(utf8mb4, _utf8 x'ea9da8')
+CREATE TABLE t2 (utf8mb3 VARCHAR(10) CHARACTER SET utf8mb3 NOT NULL) ENGINE MyISAM;
+INSERT INTO t2 VALUES (x'ea9da8');
+SELECT HEX(CONCAT(utf8mb4, utf8mb3)) FROM t1,t2 ORDER BY 1;
+HEX(CONCAT(utf8mb4, utf8mb3))
+EA9DA8EA9DA8
+F48FBFBFEA9DA8
+SELECT CHARSET(CONCAT(utf8mb4, utf8mb3)) FROM t1, t2 LIMIT 1;
+CHARSET(CONCAT(utf8mb4, utf8mb3))
+utf8mb4
+CREATE TEMPORARY TABLE t3 ENGINE MyISAM AS SELECT *, concat(utf8mb4,utf8mb3) FROM t1, t2;
+SHOW CREATE TABLE t3;
+Table	Create Table
+t3	CREATE TEMPORARY TABLE `t3` (
+  `utf8mb4` varchar(10) CHARACTER SET utf8mb4 NOT NULL,
+  `utf8mb3` varchar(10) CHARACTER SET utf8 NOT NULL,
+  `concat(utf8mb4,utf8mb3)` varchar(20) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+DROP TEMPORARY TABLE t3;
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 > t2.utf8mb3;
+utf8mb4	utf8mb3
+􏿿	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 = t2.utf8mb3;
+utf8mb4	utf8mb3
+Ꝩ	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 < t2.utf8mb3;
+utf8mb4	utf8mb3
+DROP TABLE t1;
+DROP TABLE t2;
+#
+# Check that mixing utf8mb4 with an invalid utf8 constant returns error
+#
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4) ENGINE MyISAM;
+INSERT INTO t1 VALUES (x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+SELECT CONCAT('a', _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,COERCIBLE) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+DROP TABLE t1;
+#
+# End of 5.5 tests
+#
+#
+# End of tests
+#

=== added file 'mysql-test/r/ctype_utf8mb4_ndb.result'
--- a/mysql-test/r/ctype_utf8mb4_ndb.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/r/ctype_utf8mb4_ndb.result	2010-03-05 08:17:19 +0000
@@ -0,0 +1,1876 @@
+drop table if exists t1,t2;
+#
+# Start of 5.5 tests
+#
+set names utf8mb4;
+select left(_utf8mb4 0xD0B0D0B1D0B2,1);
+left(_utf8mb4 0xD0B0D0B1D0B2,1)
+а
+select right(_utf8mb4 0xD0B0D0B2D0B2,1);
+right(_utf8mb4 0xD0B0D0B2D0B2,1)
+в
+select locate('he','hello');
+locate('he','hello')
+1
+select locate('he','hello',2);
+locate('he','hello',2)
+0
+select locate('lo','hello',2);
+locate('lo','hello',2)
+4
+select locate('HE','hello');
+locate('HE','hello')
+1
+select locate('HE','hello',2);
+locate('HE','hello',2)
+0
+select locate('LO','hello',2);
+locate('LO','hello',2)
+4
+select locate('HE','hello' collate utf8mb4_bin);
+locate('HE','hello' collate utf8mb4_bin)
+0
+select locate('HE','hello' collate utf8mb4_bin,2);
+locate('HE','hello' collate utf8mb4_bin,2)
+0
+select locate('LO','hello' collate utf8mb4_bin,2);
+locate('LO','hello' collate utf8mb4_bin,2)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2)
+2
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2)
+2
+select locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD091, _utf8mb4 0xD0B0D0B1D0B2 collate utf8mb4_bin)
+0
+select locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin);
+locate(_utf8mb4 0xD0B1, _utf8mb4 0xD0B0D091D0B2 collate utf8mb4_bin)
+0
+select length(_utf8mb4 0xD0B1), bit_length(_utf8mb4 0xD0B1), char_length(_utf8mb4 0xD0B1);
+length(_utf8mb4 0xD0B1)	bit_length(_utf8mb4 0xD0B1)	char_length(_utf8mb4 0xD0B1)
+2	16	1
+select 'a' like 'a';
+'a' like 'a'
+1
+select 'A' like 'a';
+'A' like 'a'
+1
+select 'A' like 'a' collate utf8mb4_bin;
+'A' like 'a' collate utf8mb4_bin
+0
+select _utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%');
+_utf8mb4 0xD0B0D0B1D0B2 like concat(_utf8mb4'%',_utf8mb4 0xD0B1,_utf8mb4 '%')
+1
+select convert(_latin1'G�Andr�using utf8mb4) like CONVERT(_latin1'G�TER%' USING utf8mb4);
+convert(_latin1'G?nter Andr?' using utf8mb4) like CONVERT(_latin1'G?NTER%' USING utf8mb4)
+1
+select CONVERT(_koi8r'mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+select CONVERT(_koi8r'�' USING utf8mb4) LIKE CONVERT(_koi8r'��' USING utf8mb4);
+CONVERT(_koi8r'????' USING utf8mb4) LIKE CONVERT(_koi8r'????' USING utf8mb4)
+1
+SELECT 'a' = 'a ';
+'a' = 'a '
+1
+SELECT 'a\0' < 'a';
+'a\0' < 'a'
+1
+SELECT 'a\0' < 'a ';
+'a\0' < 'a '
+1
+SELECT 'a\t' < 'a';
+'a\t' < 'a'
+1
+SELECT 'a\t' < 'a ';
+'a\t' < 'a '
+1
+SELECT 'a' = 'a ' collate utf8mb4_bin;
+'a' = 'a ' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a' collate utf8mb4_bin;
+'a\0' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\0' < 'a ' collate utf8mb4_bin;
+'a\0' < 'a ' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a' collate utf8mb4_bin;
+'a\t' < 'a' collate utf8mb4_bin
+1
+SELECT 'a\t' < 'a ' collate utf8mb4_bin;
+'a\t' < 'a ' collate utf8mb4_bin
+1
+CREATE TABLE t1 (a char(10) character set utf8mb4 not null) ENGINE ndb;
+INSERT INTO t1 VALUES ('a'),('a\0'),('a\t'),('a ');
+SELECT hex(a),STRCMP(a,'a'), STRCMP(a,'a ') FROM t1;
+hex(a)	STRCMP(a,'a')	STRCMP(a,'a ')
+61	0	0
+61	0	0
+6100	-1	-1
+6109	-1	-1
+DROP TABLE t1;
+select insert('txs',2,1,'hi'),insert('is ',4,0,'a'),insert('txxxxt',2,4,'es');
+insert('txs',2,1,'hi')	insert('is ',4,0,'a')	insert('txxxxt',2,4,'es')
+this	is a	test
+select insert("aa",100,1,"b"),insert("aa",1,3,"b");
+insert("aa",100,1,"b")	insert("aa",1,3,"b")
+aa	b
+select char_length(left(@a:='тест',5)), length(@a), @a;
+char_length(left(@a:='тест',5))	length(@a)	@a
+4	8	тест
+create table t1 ENGINE ndb select date_format("2004-01-19 10:10:10", "%Y-%m-%d");
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `date_format("2004-01-19 10:10:10", "%Y-%m-%d")` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=latin1
+select * from t1;
+date_format("2004-01-19 10:10:10", "%Y-%m-%d")
+2004-01-19
+drop table t1;
+set names utf8mb4;
+set LC_TIME_NAMES='fr_FR';
+create table t1 (s1 char(20) character set latin1) engine ndb;
+insert into t1 values (date_format('2004-02-02','%M'));
+select hex(s1) from t1;
+hex(s1)
+66E97672696572
+drop table t1;
+create table t1 (s1 char(20) character set koi8r) engine ndb;
+set LC_TIME_NAMES='ru_RU';
+insert into t1 values (date_format('2004-02-02','%M'));
+insert into t1 values (date_format('2004-02-02','%b'));
+insert into t1 values (date_format('2004-02-02','%W'));
+insert into t1 values (date_format('2004-02-02','%a'));
+select hex(s1), s1 from t1;
+hex(s1)	s1
+E6C5D7	Фев
+E6C5D7D2C1CCD1	Февраля
+F0CEC4	Пнд
+F0CFCEC5C4C5CCD8CEC9CB	Понедельник
+drop table t1;
+set LC_TIME_NAMES='en_US';
+set names koi8r;
+create table t1 (s1 char(1) character set utf8mb4) engine ndb;
+insert into t1 values (_koi8r'�');
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select s1,hex(s1),char_length(s1),octet_length(s1) from t1;
+s1	hex(s1)	char_length(s1)	octet_length(s1)
+�D0B0	1	2
+drop table t1;
+create table t1 (s1 tinytext character set utf8mb4) engine ndb;
+Warnings:
+Warning	1478	Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
+insert into t1 select repeat('a',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',300);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161
+61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F
+D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61D18F61
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+D18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18FD18F
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+254	127
+254	127
+255	170
+255	170
+255	255
+drop table t1;
+create table t1 (s1 text character set utf8mb4) engine ndb;
+Warnings:
+Warning	1478	Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
+insert into t1 select repeat('a',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('a�,66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+insert into t1 select repeat('�',66000);
+Warnings:
+Warning	1265	Data truncated for column 's1' at row 1
+select length(s1),char_length(s1) from t1;
+length(s1)	char_length(s1)
+65534	32767
+65534	32767
+65535	43690
+65535	43690
+65535	65535
+drop table t1;
+create table t1 (s1 char(10) character set utf8mb4) engine ndb;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 varchar(10) character set utf8mb4) engine ndb;
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (s1 text character set utf8mb4) engine ndb;
+Warnings:
+Warning	1478	Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
+insert into t1 values (0x41FF);
+Warnings:
+Warning	1366	Incorrect string value: '\xFF' for column 's1' at row 1
+select hex(s1) from t1;
+hex(s1)
+41
+drop table t1;
+create table t1 (a text character set utf8mb4, primary key(a(371))) engine ndb;
+ERROR 42000: BLOB column 'a' can't be used in key specification with the used table type
+CREATE TABLE t1 ( a varchar(10) ) CHARACTER SET utf8mb4 ENGINE ndb;
+INSERT INTO t1 VALUES ( 'test' );
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a;
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = 'test' and b.a = 'test';
+a	a
+test	test
+SELECT a.a, b.a FROM t1 a, t1 b WHERE a.a = b.a and a.a = 'test';
+a	a
+test	test
+DROP TABLE t1;
+create table t1 (a char(255) character set utf8mb4) engine ndb;
+insert into t1 values('b'),('b');
+select * from t1 where a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a = 'b';
+a
+b
+b
+select * from t1 where a = 'b' and a != 'b';
+a
+drop table t1;
+set collation_connection=utf8mb4_general_ci;
+drop table if exists t1;
+create table t1 as
+select repeat(' ', 64) as s1, repeat(' ',64) as s2
+union
+select null, null;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `s1` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL,
+  `s2` varchar(64) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+delete from t1;
+insert into t1 values('aaa','aaa');
+insert into t1 values('aaa|qqq','qqq');
+insert into t1 values('gheis','^[^a-dXYZ]+$');
+insert into t1 values('aab','^aa?b');
+insert into t1 values('Baaan','^Ba*n');
+insert into t1 values('aaa','qqq|aaa');
+insert into t1 values('qqq','qqq|aaa');
+insert into t1 values('bbb','qqq|aaa');
+insert into t1 values('bbb','qqq');
+insert into t1 values('aaa','aba');
+insert into t1 values(null,'abc');
+insert into t1 values('def',null);
+insert into t1 values(null,null);
+insert into t1 values('ghi','ghi[');
+select HIGH_PRIORITY s1 regexp s2 from t1;
+s1 regexp s2
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
+NULL
+NULL
+NULL
+NULL
+drop table t1;
+set names utf8mb4;
+set names utf8mb4;
+select  'вася'  rlike '[[:<:]]вася[[:>:]]';
+'вася'  rlike '[[:<:]]вася[[:>:]]'
+1
+select  'вася ' rlike '[[:<:]]вася[[:>:]]';
+'вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select ' вася'  rlike '[[:<:]]вася[[:>:]]';
+' вася'  rlike '[[:<:]]вася[[:>:]]'
+1
+select ' вася ' rlike '[[:<:]]вася[[:>:]]';
+' вася ' rlike '[[:<:]]вася[[:>:]]'
+1
+select  'васяz' rlike '[[:<:]]вася[[:>:]]';
+'васяz' rlike '[[:<:]]вася[[:>:]]'
+0
+select 'zвася'  rlike '[[:<:]]:]]'
+0
+select 'zвасяz' rlike '[[:<:]]вася[[:>:]]';
+'zвасяz' rlike '[[:<:]]вася[[:>:]]'
+0
+CREATE TABLE t1 (a enum ('Y', 'N') DEFAULT 'N' COLLATE utf8mb4_unicode_ci) ENGINE ndb;
+ALTER TABLE t1 ADD COLUMN b CHAR(20);
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (a enum('aaaa','проба') character set utf8mb4) engine ndb;
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` enum('aaaa','проба') CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=latin1
+insert into t1 values ('проба');
+select * from t1;
+a
+проба
+create table t2 engine ndb select ifnull(a,a) from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `ifnull(a,a)` varchar(5) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=latin1
+select * from t2;
+ifnull(a,a)
+проба
+drop table t1;
+drop table t2;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=ndb;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str  (str(2))
+) engine=ndb;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+create table t1 (
+str varchar(255) character set utf8mb4 not null,
+key str using btree (str(2))
+) engine=ndb;
+INSERT INTO t1 VALUES ('str');
+INSERT INTO t1 VALUES ('str2');
+select * from t1 where str='str';
+str
+str
+drop table t1;
+CREATE TABLE t1 (a varchar(32) BINARY) CHARACTER SET utf8mb4 ENGINE ndb;
+INSERT INTO t1 VALUES ('test');
+SELECT a FROM t1 WHERE a LIKE '%te';
+a
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci,
+p varchar(15) character set utf8mb4
+) ENGINE= ndb DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('谷川俊-shun@strippedを書き込みました。どう1 VALUES ('aaa','bbb');
+SELECT length(subject) FROM t1;
+length(subject)
+3
+432
+SELECT length(subject) FROM t1 ORDER BY 1;
+length(subject)
+3
+432
+DROP TABLE t1;
+set names utf8mb4;
+create table t1 (
+a int primary key,
+b varchar(6),
+index b3(b(3))
+) engine=ndb character set=utf8mb4;
+insert into t1 values(1,'foo'),(2,'foobar');
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+alter table t1 engine=innodb;
+select * from t1 where b like 'foob%';
+a	b
+2	foobar
+drop table t1;
+create table t1 (
+a enum('петя','вася','анюта') character set utf8mb4 not null default 'анюта',
+b set('петя','вася','анюта') character set utf8mb4 not null default 'анюта'
+) engine ndb;
+create table t2 engine ndb select concat(a,_utf8mb4'') as a, concat(b,_utf8mb4'')as b from t1;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` varchar(5) CHARACTER SET utf8mb4 NOT NULL DEFAULT '',
+  `b` varchar(15) CHARACTER SET utf8mb4 NOT NULL DEFAULT ''
+) ENGINE=ndbcluster DEFAULT CHARSET=latin1
+drop table t2;
+drop table t1;
+select 'c' like '\_' as want0;
+want0
+0
+SELECT SUBSTR('вася',-2);
+SUBSTR('вася',-2)
+ся
+create table t1 (id integer, a varchar(100) character set utf8mb4 collate utf8mb4_unicode_ci) engine ndb;
+insert into t1 values (1, 'Test');
+select * from t1 where soundex(a) = soundex('Test');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('TEST');
+id	a
+1	Test
+select * from t1 where soundex(a) = soundex('test');
+id	a
+1	Test
+drop table t1;
+select soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB);
+soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB)
+阅000
+select hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB));
+hex(soundex(_utf8mb4 0xE99885E8A788E99A8FE697B6E69BB4E696B0E79A84E696B0E997BB))
+E99885303030
+select soundex(_utf8mb4 0xD091D092D093);
+soundex(_utf8mb4 0xD091D092D093)
+Б000
+select hex(soundex(_utf8mb4 0xD091D092D093));
+hex(soundex(_utf8mb4 0xD091D092D093))
+D091303030
+SET collation_connection='utf8mb4_general_ci';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_general_ci	6109
+utf8mb4_general_ci	61
+utf8mb4_general_ci	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_general_ci
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+drop table if exists t1;
+create table t1 as select repeat(' ', 64) as s1;
+select collation(s1) from t1;
+collation(s1)
+utf8mb4_general_ci
+delete from t1;
+insert into t1 values ('a'),('ae'),(_latin1 0xE4);
+insert into t1 values ('o'),('oe'),(_latin1 0xF6);
+insert into t1 values ('s'),('ss'),(_latin1 0xDF);
+insert into t1 values ('u'),('ue'),(_latin1 0xFC);
+select s1, hex(s1) from t1 order by s1, binary s1;
+s1	hex(s1)
+a	61
+ä	C3A4
+ae	6165
+o	6F
+ö	C3B6
+oe	6F65
+s	73
+ß	C39F
+ss	7373
+u	75
+ü	C3BC
+ue	7565
+select group_concat(s1 order by binary s1) from t1 group by s1;
+group_concat(s1 order by binary s1)
+a,ä
+ae
+o,ö
+oe
+s,ß
+ss
+u,ü
+ue
+drop table t1;
+SET collation_connection='utf8mb4_bin';
+create table t1 select repeat('a',4000) a;
+delete from t1;
+insert into t1 values ('a'), ('a '), ('a\t');
+select collation(a),hex(a) from t1 order by a;
+collation(a)	hex(a)
+utf8mb4_bin	6109
+utf8mb4_bin	61
+utf8mb4_bin	6120
+drop table t1;
+select @@collation_connection;
+@@collation_connection
+utf8mb4_bin
+create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
+insert into t1 values('abcdef');
+insert into t1 values('_bcdef');
+insert into t1 values('a_cdef');
+insert into t1 values('ab_def');
+insert into t1 values('abc_ef');
+insert into t1 values('abcd_f');
+insert into t1 values('abcde_');
+select c1 as c1u from t1 where c1 like 'ab\_def';
+c1u
+ab_def
+select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
+c2h
+ab_def
+drop table t1;
+CREATE TABLE t1 (
+user varchar(255) NOT NULL default ''
+) ENGINE=ndb DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES ('one'),('two');
+SELECT CHARSET('a');
+CHARSET('a')
+utf8mb4
+SELECT user, CONCAT('<', user, '>') AS c FROM t1;
+user	c
+one	<one>
+two	<two>
+DROP TABLE t1;
+create table t1 (f1 varchar(1) not null) default charset utf8mb4 engine ndb;
+insert into t1 values (''), ('');
+select concat(concat(_latin1'->',f1),_latin1'<-') from t1;
+concat(concat(_latin1'->',f1),_latin1'<-')
+-><-
+-><-
+drop table t1;
+select convert(_koi8r'� using utf8mb4) < convert(_koi8r'� using utf8mb4);
+convert(_koi8r'?' using utf8mb4) < convert(_koi8r'?' using utf8mb4)
+1
+set names latin1;
+create table t1 (a varchar(10)) character set utf8mb4 engine ndb;
+insert into t1 values ('test');
+select ifnull(a,'') from t1;
+ifnull(a,'')
+test
+drop table t1;
+select repeat(_utf8mb4'+',3) as h union select NULL;
+h
++++
+NULL
+select ifnull(NULL, _utf8mb4'string');
+ifnull(NULL, _utf8mb4'string')
+string
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_lithuanian_ci) engine ndb;
+insert into t1 values ('I'),('K'),('Y');
+select * from t1 where s1 < 'K' and s1 = 'Y';
+s1
+I
+Y
+select * from t1 where 'K' > s1 and s1 = 'Y';
+s1
+I
+Y
+drop table t1;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_czech_ci) engine ndb;
+insert into t1 values ('c'),('d'),('h'),('ch'),('CH'),('cH'),('Ch'),('i');
+select * from t1 where s1 > 'd' and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where 'd' < s1 and s1 = 'CH';
+s1
+CH
+Ch
+ch
+select * from t1 where s1 = 'cH' and s1 <> 'ch';
+s1
+cH
+select * from t1 where 'cH' = s1 and s1 <> 'ch';
+s1
+cH
+drop table t1;
+create table t1 (a varchar(255)) default character set utf8mb4 engine ndb;
+insert into t1 values (1.0);
+drop table t1;
+create table t1 (
+id int not null,
+city varchar(20) not null,
+key (city(7),id)
+) character set=utf8mb4 engine ndb;
+insert into t1 values (1,'Durban North');
+insert into t1 values (2,'Durban');
+select * from t1 where city = 'Durban';
+id	city
+2	Durban
+select * from t1 where city = 'Durban ';
+id	city
+2	Durban
+drop table t1;
+create table t1 (x set('A', 'B') default 0) character set utf8mb4 engine ndb;
+ERROR 42000: Invalid default value for 'x'
+create table t1 (x enum('A', 'B') default 0) character set utf8mb4 engine ndb;
+ERROR 42000: Invalid default value for 'x'
+SET NAMES UTF8;
+CREATE TABLE t1 (
+`id` int(20) NOT NULL auto_increment,
+`country` varchar(100) NOT NULL default '',
+`shortcode` varchar(100) NOT NULL default '',
+`operator` varchar(100) NOT NULL default '',
+`momid` varchar(30) NOT NULL default '',
+`keyword` varchar(160) NOT NULL default '',
+`content` varchar(160) NOT NULL default '',
+`second_token` varchar(160) default NULL,
+`gateway_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+`msisdn` varchar(15) NOT NULL default '',
+PRIMARY KEY  (`id`),
+UNIQUE KEY `MSCCSPK_20030521130957121` (`momid`),
+KEY `IX_mobile_originated_message_keyword` (`keyword`),
+KEY `IX_mobile_originated_message_created` (`created`),
+KEY `IX_mobile_originated_message_support` (`msisdn`,`momid`,`keyword`,`gateway_id`,`created`)
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES 
+(1,'blah','464','aaa','fkc1c9ilc20x0hgae7lx6j09','ERR','ERR Имри.Афимим.Аеимимримдмримрмрирор имириримрфмфмим.Ад.Д имдимримрад.Адимримримрмдиримримримр м.Дадимфшьмримд им.Адимимрн имадми','ИМРИ.АФИМИМ.АЕИМИМРИМДМРИМРМРИРОР',3,'2005-06-01 17:30:43','1234567890'),
+(2,'blah','464','aaa','haxpl2ilc20x00bj4tt2m5ti','11','11 g','G',3,'2005-06-02 22:43:10','1234567890');
+CREATE TABLE t2 (
+`msisdn` varchar(15) NOT NULL default '',
+`operator_id` int(11) NOT NULL default '0',
+`created` datetime NOT NULL default '0000-00-00 00:00:00',
+UNIQUE KEY `PK_user` (`msisdn`)
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4;
+INSERT INTO t2 VALUES ('1234567890',2,'2005-05-24 13:53:25');
+SELECT content, t2.msisdn FROM t1, t2 WHERE t1.msisdn = '1234567890';
+content	msisdn
+ERR Имри.Афимиимримр имридм ирбднримрфмриримримримрмдиримримримр м.Дадим7890
+11 g	1234567890
+DROP TABLE t1,t2;
+create table t1 (a char(20) character set utf8mb4) engine ndb;
+insert into t1 values ('123456'),('андрей');
+alter table t1 modify a char(2) character set utf8mb4;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+Warning	1265	Data truncated for column 'a' at row 2
+select char_length(a), length(a), a from t1 order by a;
+char_length(a)	length(a)	a
+2	2	12
+2	4	ан
+drop table t1;
+set names utf8mb4;
+select 'andre%' like 'andreñ%' escape 'ñ';
+'andre%' like 'andreñ%' escape 'ñ'
+1
+set names utf8mb4;
+select 'a\\' like 'a\\';
+'a\\' like 'a\\'
+1
+select 'aa\\' like 'a%\\';
+'aa\\' like 'a%\\'
+1
+create table t1 (a char(10), key(a)) character set utf8mb4 engine ndb;
+insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
+select * from t1 where a like "abc%";
+a
+abc
+abcd
+select * from t1 where a like concat("abc","%");
+a
+abc
+abcd
+select * from t1 where a like "ABC%";
+a
+abc
+abcd
+select * from t1 where a like "test%";
+a
+test
+select * from t1 where a like "te_t";
+a
+test
+select * from t1 where a like "%a%";
+a
+a
+abc
+abcd
+select * from t1 where a like "%abcd%";
+a
+abcd
+select * from t1 where a like "%abc\d%";
+a
+abcd
+drop table t1;
+CREATE TABLE t1 (
+a varchar(255) NOT NULL default '',
+KEY a (a)
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_general_ci;
+insert into t1 values (_utf8mb4 0xe880bd);
+insert into t1 values (_utf8mb4 0x5b);
+select hex(a) from t1;
+hex(a)
+5B
+E880BD
+drop table t1;
+set names 'latin1';
+create table t1 (a varchar(255)) default charset=utf8mb4 engine ndb;
+select * from t1 where find_in_set('-1', a);
+a
+drop table t1;
+create table t1 (a int) engine ndb;
+insert into t1 values (48),(49),(50);
+set names utf8mb4;
+select distinct char(a) from t1;
+char(a)
+0
+1
+2
+drop table t1;
+CREATE TABLE t1 (t TINYTEXT CHARACTER SET utf8mb4) ENGINE ndb;
+Warnings:
+Warning	1478	Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
+INSERT INTO t1 VALUES(REPEAT('a', 100));
+CREATE TABLE t2 ENGINE ndb SELECT COALESCE(t) AS bug FROM t1;
+Warnings:
+Warning	1478	Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
+SELECT LENGTH(bug) FROM t2;
+LENGTH(bug)
+100
+DROP TABLE t2;
+DROP TABLE t1;
+CREATE TABLE t1 (item varchar(255)) default character set utf8mb4 ENGINE ndb;
+INSERT INTO t1 VALUES (N'\\');
+INSERT INTO t1 VALUES (_utf8mb4'\\');
+INSERT INTO t1 VALUES (N'Cote d\'Ivoire');
+INSERT INTO t1 VALUES (_utf8mb4'Cote d\'Ivoire');
+SELECT item FROM t1 ORDER BY item;
+item
+Cote d'Ivoire
+Cote d'Ivoire
+\
+\
+DROP TABLE t1;
+SET NAMES utf8mb4;
+DROP TABLE IF EXISTS t1;
+Warnings:
+Note	1051	Unknown table 't1'
+CREATE TABLE t1(a VARCHAR(255), KEY(a)) ENGINE=ndb DEFAULT CHARSET=utf8mb4;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb');
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uU');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uu');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('UuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uuABC');
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+alter table t1 add b int;
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',2);
+delete from t1 where b=1;
+INSERT INTO t1 VALUES('UUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+INSERT INTO t1 VALUES('uuABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',4);
+delete from t1 where b=3;
+INSERT INTO t1 VALUES('uUABCDEFGHIGKLMNOPRSTUVWXYZ̈bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',3);
+check table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	note	The storage engine for the table doesn't support check
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4) engine ndb;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_general_ci from t1 where s1 like 'e from t1 where s1 = 'Y';
+select s1 as after_delete_general_ci from t1 where s1 like 'ペテ%';
+after_delete_general_ci
+ペテルグル
+drop table t1;
+set names utf8mb4;
+create table t1 (s1 char(5) character set utf8mb4 collate utf8mb4_unicode_ci) engine ndb;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_unicode_ci from t1 where s1 like 'ペテ%';
+before_delete_unicode_ci
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_unicode_ci from t1 where s1 like 'ペテ%';
+after_delete_unicode_ci
+ペテル1 (s1 char(5) character set utf8mb4 collate utf8mb4_bin) engine ndb;
+insert into t1 values
+('a'),('b'),(null),('ペテルグル'),('ü'),('Y');
+create index it1 on t1 (s1);
+select s1 as before_delete_bin from t1 where s1 like 'ペテ%';
+before_delete_bin
+ペテルグル
+delete from t1 where s1 = 'Y';
+select s1 as after_delete_bin from t1 where s1 like 'ペテ%';
+after_delete_bin
+ペテe t1 (a varchar(30) not null primary key)
+engine=ndb default character set utf8mb4 collate utf8mb4_general_ci;
+insert into t1 values ('あいうえおかきくけこさ where a like 'さしすせそかきくけこあいうえお%';
+gci1
+さしすせそかきくけこあいうえutf8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=ndb default character set utf8mb4 collate utf8mb4_unicode_ci;
+insert into t1 values ('あいうえs ('さしすせそかきくけこあいうえお');
+select a as uci1 from t1 where a like 'さしすせそかきくけこあいうえお%';
+uci1
+さしすせそかき like 'あいうえおかきくけこさしすせそ';
+uci2
+あいうえおかきくけこさしすせそ
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(30) not null primary key)
+engine=ndb default character set utf8mb4 collate utf8mb4_bin;
+insert into t1 values ('あいうえおかきくけこさしすせそ');
+insert into t1 values ('さしすせそかきくけこあいうえお');
+select a as bin1 from t1 where a like 'さしrom t1 where a like 'あいうえおかきくけこさしすせそ';
+bin2
+あいうえおかきくけこさし t1 (id int PRIMARY KEY,
+a varchar(16) collate utf8mb4_unicode_ci NOT NULL default '',
+b int,
+f varchar(128) default 'XXX',
+INDEX (a(4))
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+INSERT INTO t1(id, a, b) VALUES
+(1, 'cccc', 50), (2, 'cccc', 70), (3, 'cccc', 30),
+(4, 'cccc', 30), (5, 'cccc', 20), (6, 'bbbbbb', 40),
+(7, 'dddd', 30), (8, 'aaaa', 10), (9, 'aaaa', 50),
+(10, 'eeeee', 40), (11, 'bbbbbb', 60);
+SELECT id, a, b FROM t1;
+id	a	b
+1	cccc	50
+10	eeeee	40
+11	bbbbbb	60
+2	cccc	70
+3	cccc	30
+4	cccc	30
+5	cccc	20
+6	bbbbbb	40
+7	dddd	30
+8	aaaa	10
+9	aaaa	50
+SELECT id, a, b FROM t1 WHERE a BETWEEN 'aaaa' AND 'bbbbbb';
+id	a	b
+11	bbbbbb	60
+6	bbbbbb	40
+8	aaaa	10
+9	aaaa	50
+SELECT id, a FROM t1 WHERE a='bbbbbb';
+id	a
+11	bbbbbb
+6	bbbbbb
+SELECT id, a FROM t1 WHERE a='bbbbbb' ORDER BY b;
+id	a
+6	bbbbbb
+11	bbbbbb
+DROP TABLE t1;
+SET NAMES utf8mb4;
+CREATE TABLE t1 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES 
+('Käli Käli 2-4'), ('Käli Käli 2-4'),
+('Käli Käli 2+4'), ('Käli Käli 2+4'),
+('Käli KFROM t1;
+CREATE TABLE t2 (
+a CHAR(13) DEFAULT '',
+INDEX(a)
+) ENGINE=ndb DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
+INSERT INTO t2 VALUES
+('Kali Kali 2-4'), ('Kali Kali 2-4'),
+('Kali Kali 2+4'), ('Kali Kali 2+4'),
+('Kali Kali 2-6'), ('Kali Kali 2-6');
+INSERT INTO t2 SELECT * FROM t2;
+SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+a
+Käli Käli 2+4
+Käli Käli 2+4
+Käli Käli 2+4
+Käli Käli 2+4
+SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+a
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+Kali Kali 2+4
+EXPLAIN SELECT a FROM t1 WHERE a LIKE 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	a	a	53	NULL	10	Using where with pushed condition
+EXPLAIN SELECT a FROM t1 WHERE a = 'Käli Käli 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ref	a	a	53	const	10	Using where with pushed condition
+EXPLAIN SELECT a FROM t2 WHERE a LIKE 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	range	a	a	14	NULL	10	Using where with pushed condition
+EXPLAIN SELECT a FROM t2 WHERE a = 'Kali Kali 2+4';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t2	ref	a	a	14	const	10	Using where with pushed condition
+DROP TABLE t1,t2;
+CREATE TABLE t1 (
+a char(255) DEFAULT '', 
+KEY(a(10))
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+CREATE TABLE t1 (
+a char(255) DEFAULT ''
+) ENGINE=ndb DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+INSERT INTO t1 VALUES ('Käli Käli 2-4');
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+ALTER TABLE t1 ADD KEY (a(10));
+SELECT * FROM t1 WHERE a LIKE 'Käli Käli 2%';
+a
+Käli Käli 2-4
+Käli Käli 2-4
+DROP TABLE t1;
+SET NAMES latin2;
+create table t1(a char(200) collate utf8mb4_unicode_ci NOT NULL default '')
+default charset=utf8mb4 collate=utf8mb4_unicode_ci engine ndb;
+insert into t1 values (unhex('65')), (unhex('C3A9')), (unhex('65'));
+explain select distinct a from t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary
+SELECT COUNT(*) FROM (SELECT DISTINCT a FROM t1) AS t2;
+COUNT(*)
+1
+explain select a from t1 group by a;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using temporary; Using filesort
+SELECT COUNT(*) FROM (SELECT a FROM t1 GROUP BY a) AS t2;
+COUNT(*)
+1
+drop table t1;
+create table t1(a char(10)) default charset utf8mb4 engine ndb;
+insert into t1 values ('123'), ('456');
+explain
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	Y	ALL	NULL	NULL	NULL	NULL	2	Using temporary; Using filesort
+1	SIMPLE	Z	ALL	NULL	NULL	NULL	NULL	2	Using where; Using join buffer
+select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1;
+substr(Z.a,-1)	a
+3	123
+6	456
+drop table t1;
+SET CHARACTER SET utf8mb4;
+SHOW VARIABLES LIKE 'character\_set\_%';
+Variable_name	Value
+character_set_client	utf8mb4
+character_set_connection	latin1
+character_set_database	latin1
+character_set_filesystem	binary
+character_set_results	utf8mb4
+character_set_server	latin1
+character_set_system	utf8
+CREATE DATABASE crashtest DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
+USE crashtest;
+CREATE TABLE crashtest (crash char(10)) DEFAULT CHARSET=utf8mb4 ENGINE ndb;
+INSERT INTO crashtest VALUES ('35'), ('36'), ('37');
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+35
+36
+37
+INSERT INTO crashtest VALUES ('-1000');
+EXPLAIN SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	crashtest	ALL	NULL	NULL	NULL	NULL	4	Using filesort
+SELECT * FROM crashtest ORDER BY CHAR(crash USING utf8mb4);
+crash
+-1000
+35
+36
+37
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FFFFFC'
+DROP TABLE crashtest;
+DROP DATABASE crashtest;
+USE test;
+SET CHARACTER SET default;
+CREATE TABLE t1(id varchar(20) NOT NULL) DEFAULT CHARSET=utf8mb4 ENGINE ndb;
+INSERT INTO t1 VALUES ('xxx'), ('aa'), ('yyy'), ('aa');
+SELECT id FROM t1;
+id
+aa
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1;
+id
+aa
+xxx
+yyy
+SELECT DISTINCT id FROM t1 ORDER BY id;
+id
+aa
+xxx
+yyy
+DROP TABLE t1;
+create table t1 (
+a varchar(26) not null
+) default character set utf8mb4 ENGINE ndb;
+insert into t1 (a) values ('abcdefghijklmnopqrstuvwxyz');
+select * from t1;
+a
+abcdefghijklmnopqrstuvwxyz
+alter table t1 change a a varchar(20) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmnopqrst
+alter table t1 change a a char(15) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghijklmno
+alter table t1 change a a char(10) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcdefghij
+alter table t1 change a a varchar(5) character set utf8mb4 not null;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select * from t1;
+a
+abcde
+drop table t1;
+set names utf8mb4;
+select hex(char(1 using utf8mb4));
+hex(char(1 using utf8mb4))
+01
+select char(0xd1,0x8f using utf8mb4);
+char(0xd1,0x8f using utf8mb4)
+я
+select char(0xd18f using utf8mb4);
+char(0xd18f using utf8mb4)
+я
+select char(53647 using utf8mb4);
+char(53647 using utf8mb4)
+я
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+set sql_mode=traditional;
+select char(0xff,0x8f using utf8mb4);
+char(0xff,0x8f using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select char(195 using utf8mb4);
+char(195 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C3'
+select char(196 using utf8mb4);
+char(196 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'C4'
+select char(2557 using utf8mb4);
+char(2557 using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FD'
+select convert(char(0xff,0x8f) using utf8mb4);
+convert(char(0xff,0x8f) using utf8mb4)
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF8F'
+select hex(convert(char(2557 using latin1) using utf8mb4));
+hex(convert(char(2557 using latin1) using utf8mb4))
+09C3BD
+select hex(char(195));
+hex(char(195))
+C3
+select hex(char(196));
+hex(char(196))
+C4
+select hex(char(2557));
+hex(char(2557))
+09FD
+set names utf8mb4;
+create table t1 (a char(1)) default character set utf8mb4 engine ndb;
+create table t2 (a char(1)) default character set utf8mb4 engine ndb;
+insert into t1 values('a'),('a'),(0xE38182),(0xE38182);
+insert into t1 values('i'),('i'),(0xE38184),(0xE38184);
+select * from t1 union distinct select * from t2;
+a
+a
+i
+あ
+い
+drop table t1,t2;
+set names utf8mb4;
+create table t1 (a char(10), b varchar(10)) engine ndb;
+insert into t1 values ('bar','kostja');
+insert into t1 values ('kostja','bar');
+prepare my_stmt from "select * from t1 where a=?";
+set @a:='bar';
+execute my_stmt using @a;
+a	b
+bar	kostja
+set @a:='kostja';
+execute my_stmt using @a;
+a	b
+kostja	bar
+set @a:=null;
+execute my_stmt using @a;
+a	b
+drop table if exists t1;
+drop table if exists t1;
+drop view if exists v1, v2;
+set names utf8mb4;
+create table t1(col1 varchar(12) character set utf8mb4 collate utf8mb4_unicode_ci) engine ndb;
+insert into t1 values('t1_val');
+create view v1 as select 'v1_val' as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+4	utf8mb4_general_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1)from v2;
+coercibility(col1)	collation(col1)
+2	utf8mb4_unicode_ci
+2	utf8mb4_unicode_ci
+drop view v1, v2;
+create view v1 as select 'v1_val' collate utf8mb4_swedish_ci as col1;
+select coercibility(col1), collation(col1) from v1;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+create view v2 as select col1 from v1 union select col1 from t1;
+select coercibility(col1), collation(col1) from v2;
+coercibility(col1)	collation(col1)
+0	utf8mb4_swedish_ci
+0	utf8mb4_swedish_ci
+drop view v1, v2;
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine ndb;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, N'x', N'y')) from t1;
+concat(a, if(b>10, N'x', N'y'))
+ay
+select concat(a, if(b>10, N'æ', N'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine ndb;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y')) from t1;
+concat(a, if(b>10, _utf8mb4'x', _utf8mb4'y'))
+ay
+select concat(a, if(b>10, _utf8mb4'æ', _utf8mb4'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine ndb;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79)) from t1;
+concat(a, if(b>10, _utf8mb4 0x78, _utf8mb4 0x79))
+ay
+select concat(a, if(b>10, _utf8mb4 0xC3A6, _utf8mb4 0xC3AF)) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+set names utf8mb4;
+create table t1 (a varchar(10) character set latin1, b int) engine ndb;
+insert into t1 values ('a',1);
+select concat(a, if(b>10, 'x' 'x', 'y' 'y')) from t1;
+concat(a, if(b>10, 'x' 'x', 'y' 'y'))
+ayy
+select concat(a, if(b>10, 'x' 'æ', 'y' 'ß')) from t1;
+ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb4_general_ci,COERCIBLE) for operation 'concat'
+drop table t1;
+CREATE TABLE t1 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+PRIMARY KEY  (colA)
+) ENGINE=ndb DEFAULT CHARSET=latin1;
+INSERT INTO t1 (colA, colB) VALUES (1, 'foo'), (2, 'foo bar');
+CREATE TABLE t2 (
+colA int(11) NOT NULL,
+colB varchar(255) character set utf8mb4 NOT NULL,
+KEY bad  (colA,colB(3))
+) ENGINE=ndb DEFAULT CHARSET=latin1;
+INSERT INTO t2 (colA, colB) VALUES (1, 'foo'),(2, 'foo bar');
+SELECT * FROM t1 JOIN t2 ON t1.colA=t2.colA AND t1.colB=t2.colB
+WHERE t1.colA < 3;
+colA	colB	colA	colB
+1	foo	1	foo
+2	foo bar	2	foo bar
+DROP TABLE t1, t2;
+SELECT 'н1234567890' UNION SELECT _binary '1';
+н1234567890
+н1234567890
+1
+SELECT 'н1234567890' UNION SELECT 1;
+н1234567890
+н1234567890
+1
+SELECT '1' UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+SELECT 1 UNION SELECT 'н1234567890';
+1
+1
+н1234567890
+CREATE TABLE t1 (c VARCHAR(11)) CHARACTER SET utf8mb4 ENGINE ndb;
+CREATE TABLE t2 (b CHAR(1) CHARACTER SET binary, i INT) ENGINE ndb;
+INSERT INTO t1 (c) VALUES ('н1234567890');
+INSERT INTO t2 (b, i) VALUES ('1', 1);
+SELECT c FROM t1 UNION SELECT b FROM t2;
+c
+н1234567890
+1
+SELECT c FROM t1 UNION SELECT i FROM t2;
+c
+н1234567890
+1
+SELECT b FROM t2 UNION SELECT c FROM t1;
+b
+1
++1
+н1234567890
+DROP TABLE t1, t2;
+set sql_mode=traditional;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+NULL
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+set sql_mode=default;
+select hex(char(0xFF using utf8mb4));
+hex(char(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(convert(0xFF using utf8mb4));
+hex(convert(0xFF using utf8mb4))
+
+Warnings:
+Warning	1300	Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 0x616263FF);
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select hex(_utf8mb4 B'001111111111');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+select (_utf8mb4 X'616263FF');
+ERROR HY000: Invalid utf8mb4 character string: 'FF'
+CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL) ENGINE ndb;
+INSERT INTO t1 VALUES (70000, 1092), (70001, 1085), (70002, 1065);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD UNIQUE (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP INDEX b ON t1;
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) FROM t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+ALTER TABLE t1 ADD INDEX (b);
+SELECT CONVERT(a, CHAR), CONVERT(b, CHAR) from t1 GROUP BY b;
+CONVERT(a, CHAR)	CONVERT(b, CHAR)
+70000	1092
+70001	1085
+70002	1065
+DROP TABLE t1;
+#
+# Bug#26474: Add Sinhala script (Sri Lanka) collation to MySQL
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+predicted_order int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE ndb;
+INSERT INTO t1 VALUES (19, x'E0B696'), (30, x'E0B69AE0B798'), (61, x'E0B6AF'), (93, x'E0B799'), (52, x'E0B6A6'), (73, x'E0B6BBE0B78AE2808D'), (3, x'E0B686'), (56, x'E0B6AA'), (55, x'E0B6A9'), (70, x'E0B6B9'), (94, x'E0B79A'), (80, x'E0B785'), (25, x'E0B69AE0B791'), (48, x'E0B6A2'), (13, x'E0B690'), (86, x'E0B793'), (91, x'E0B79F'), (81, x'E0B786'), (79, x'E0B784'), (14, x'E0B691'), (99, x'E0B78A'), (8, x'E0B68B'), (68, x'E0B6B7'), (22, x'E0B69A'), (16, x'E0B693'), (33, x'E0B69AE0B7B3'), (38, x'E0B69AE0B79D'), (21, x'E0B683'), (11, x'E0B68E'), (77, x'E0B782'), (40, x'E0B69AE0B78A'), (101, x'E0B78AE2808DE0B6BB'), (35, x'E0B69AE0B79A'), (1, x'E0B7B4'), (9, x'E0B68C'), (96, x'E0B79C'), (6, x'E0B689'), (95, x'E0B79B'), (88, x'E0B796'), (64, x'E0B6B3'), (26, x'E0B69AE0B792'), (82, x'E0B78F'), (28, x'E0B69AE0B794'), (39, x'E0B69AE0B79E'), (97, x'E0B79D'), (2, x'E0B685'), (75, x'E0B780'), (34, x'E0B69AE0B799'), (69, x'E0B6B8'), (83, x'E0B790'), (18, x'E0B695'), (90, x'E0B7B2'), (17, x'E0B694'), (72, x'E0B6BB'), (66, x'E0B6B5'), (59, x'E0B6AD'), (44, x'E0B69E'), (15, x'E0B692'), (23, x'E0B69AE0B78F'), (65, x'E0B6B4'), (42, x'E0B69C'), (63, x'E0B6B1'), (85, x'E0B792'), (47, x'E0B6A1'), (49, x'E0B6A3'), (92, x'E0B7B3'), (78, x'E0B783'), (36, x'E0B69AE0B79B'), (4, x'E0B687'), (24, x'E0B69AE0B790'), (87, x'E0B794'), (37, x'E0B69AE0B79C'), (32, x'E0B69AE0B79F'), (29, x'E0B69AE0B796'), (43, x'E0B69D'), (62, x'E0B6B0'), (100, x'E0B78AE2808DE0B6BA'), (60, x'E0B6AE'), (45, x'E0B69F'), (12, x'E0B68F'), (46, x'E0B6A0'), (50, x'E0B6A5'), (51, x'E0B6A4'), (5, x'E0B688'), (76, x'E0B781'), (89, x'E0B798'), (74, x'E0B6BD'), (10, x'E0B68D'), (57, x'E0B6AB'), (71, x'E0B6BA'), (58, x'E0B6AC'), (27, x'E0B69AE0B793'), (54, x'E0B6A8'), (84, x'E0B791'), (31, x'E0B69AE0B7B2'), (98, x'E0B79E'), (53, x'E0B6A7'), (41, x'E0B69B'), (67, x'E0B6B6'), (7, x'E0B68A'), (20, x'E0B682');
+SELECT predicted_order, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_sinhala_ci;
+predicted_order	hex(utf8mb4_encoding)
+1	E0B7B4
+2	E0B685
+3	E0B686
+4	E0B687
+5	E0B688
+6	E0B689
+7	E0B68A
+8	E0B68B
+9	E0B68C
+10	E0B68D
+11	E0B68E
+12	E0B68F
+13	E0B690
+14	E0B691
+15	E0B692
+16	E0B693
+17	E0B694
+18	E0B695
+19	E0B696
+20	E0B682
+21	E0B683
+22	E0B69A
+23	E0B69AE0B78F
+24	E0B69AE0B790
+25	E0B69AE0B791
+26	E0B69AE0B792
+27	E0B69AE0B793
+28	E0B69AE0B794
+29	E0B69AE0B796
+30	E0B69AE0B798
+31	E0B69AE0B7B2
+32	E0B69AE0B79F
+33	E0B69AE0B7B3
+34	E0B69AE0B799
+35	E0B69AE0B79A
+36	E0B69AE0B79B
+37	E0B69AE0B79C
+38	E0B69AE0B79D
+39	E0B69AE0B79E
+40	E0B69AE0B78A
+41	E0B69B
+42	E0B69C
+43	E0B69D
+44	E0B69E
+45	E0B69F
+46	E0B6A0
+47	E0B6A1
+48	E0B6A2
+49	E0B6A3
+50	E0B6A5
+51	E0B6A4
+52	E0B6A6
+53	E0B6A7
+54	E0B6A8
+55	E0B6A9
+56	E0B6AA
+57	E0B6AB
+58	E0B6AC
+59	E0B6AD
+60	E0B6AE
+61	E0B6AF
+62	E0B6B0
+63	E0B6B1
+64	E0B6B3
+65	E0B6B4
+66	E0B6B5
+67	E0B6B6
+68	E0B6B7
+69	E0B6B8
+70	E0B6B9
+71	E0B6BA
+72	E0B6BB
+73	E0B6BBE0B78AE2808D
+74	E0B6BD
+75	E0B780
+76	E0B781
+77	E0B782
+78	E0B783
+79	E0B784
+80	E0B785
+81	E0B786
+82	E0B78F
+83	E0B790
+84	E0B791
+85	E0B792
+86	E0B793
+87	E0B794
+88	E0B796
+89	E0B798
+90	E0B7B2
+91	E0B79F
+92	E0B7B3
+93	E0B799
+94	E0B79A
+95	E0B79B
+96	E0B79C
+97	E0B79D
+98	E0B79E
+99	E0B78A
+100	E0B78AE2808DE0B6BA
+101	E0B78AE2808DE0B6BB
+DROP TABLE t1;
+#
+# Bug#32914 Character sets: illegal characters in utf8mb4 and utf32 columns
+#
+create table t1 (utf8mb4 char(1) character set utf8mb4) engine ndb;
+Testing [F0][90..BF][80..BF][80..BF]
+insert into t1 values (0xF0908080);
+insert into t1 values (0xF0BFBFBF);
+insert into t1 values (0xF08F8080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF0\x8F\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F0908080
+F0BFBFBF
+delete from t1;
+Testing [F2..F3][80..BF][80..BF][80..BF]
+insert into t1 values (0xF2808080);
+insert into t1 values (0xF2BFBFBF);
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+F2808080
+F2BFBFBF
+delete from t1;
+Testing [F4][80..8F][80..BF][80..BF]
+insert into t1 values (0xF4808080);
+insert into t1 values (0xF48F8080);
+insert into t1 values (0xF4908080);
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x90\x80\x80' for column 'utf8mb4' at row 1
+select hex(utf8mb4) from t1;
+hex(utf8mb4)
+
+F4808080
+F48F8080
+drop table t1;
+#
+# Check strnxfrm() with odd length
+#
+set max_sort_length=5;
+select @@max_sort_length;
+@@max_sort_length
+5
+create table t1 (a varchar(128) character set utf8mb4 collate utf8mb4_general_ci) engine ndb;
+insert into t1 values ('a'),('b'),('c');
+select * from t1 order by a;
+a
+a
+b
+c
+alter table t1 modify a varchar(128) character set utf8mb4 collate utf8mb4_bin;
+select * from t1 order by a;
+a
+a
+b
+c
+drop table t1;
+set max_sort_length=default;
+#
+# Bug#26180: Can't add columns to tables created with utf8mb4 text indexes
+#
+#
+# Testing 4-byte values.
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE ndb;
+INSERT INTO t1 VALUES (119040, x'f09d8480'),
+# G CLEF
+(119070, x'f09d849e'),
+# HALF NOTE
+(119134, x'f09d859e'),
+# MUSICAL SYMBOL CROIX
+(119247, x'f09d878f'),
+# MATHEMATICAL BOLD ITALIC CAPITAL DELTA
+(120607, x'f09d9c9f'),
+# SANS-SERIF BOLD ITALIC CAPITAL PI
+(120735, x'f09d9e9f'),
+# <Plane 16 Private Use, Last> (last 4 byte character)
+(1114111, x'f48fbfbf'),
+# VARIATION SELECTOR-256
+(917999, x'f3a087af');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480');
+INSERT INTO t1 VALUES (65131, x'efb9abf09d849ef09d859ef09d859ef09d8480f09d859fefb9abefb9abf09d85a0efb9ab');
+INSERT INTO t1 VALUES (119070, x'f09d849ef09d859ef09d859ef09d8480f09d859ff09d859ff09d859ff09d85a0f09d85a0f09d8480f09d85a0');
+Warnings:
+Warning	1265	Data truncated for column 'utf8mb4_encoding' at row 1
+SELECT u_decimal, hex(utf8mb4_encoding) FROM t1 ORDER BY utf8mb4_encoding COLLATE utf8mb4_general_ci, BINARY utf8mb4_encoding;
+u_decimal	hex(utf8mb4_encoding)
+1114111	F48FBFBF
+119040	F09D8480
+119070	F09D849E
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119070	F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+119134	F09D859E
+119247	F09D878F
+120607	F09D9C9F
+120735	F09D9E9F
+65131	EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+917999	F3A087AF
+INSERT INTO t1 VALUES (1114111, x'f5808080');
+Warnings:
+Warning	1366	Incorrect string value: '\xF5\x80\x80\x80' for column 'utf8mb4_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't1' AND column_name= 'utf8mb4_encoding';
+character_maximum_length	character_octet_length
+10	40
+DROP TABLE IF EXISTS t2;
+CREATE TABLE t2 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb3 ENGINE ndb;
+INSERT INTO t2 VALUES (42856, x'ea9da8');
+INSERT INTO t2 VALUES (65131, x'efb9ab');
+INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBF' for column 'utf8mb3_encoding' at row 1
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+table_name= 't2' AND column_name= 'utf8mb3_encoding';
+character_maximum_length	character_octet_length
+10	30
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+Warnings:
+Warning	1366	Incorrect string value: '\xF4\x8F\xBF\xBD' for column 'utf8mb3_encoding' at row 1
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8'))
+EA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+F09D8480EA9DA8
+F09D849EEA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D859EEA9DA8
+F09D878FEA9DA8
+F09D9C9FEA9DA8
+F09D9E9FEA9DA8
+F3A087AFEA9DA8
+F48FBFBFEA9DA8
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding))
+
+EA9DA8
+EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9AB
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEA9DA8
+EFB9ABF09D849EF09D859EF09D859EF09D8480F09D859FEFB9ABEFB9ABF09D85A0EFB9ABEFB9AB
+F09D8480
+F09D8480EA9DA8
+F09D8480EFB9AB
+F09D849E
+F09D849EEA9DA8
+F09D849EEFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EA9DA8
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D849EF09D859EF09D859EF09D8480F09D859FF09D859FF09D859FF09D85A0F09D85A0F09D8480EFB9AB
+F09D859E
+F09D859EEA9DA8
+F09D859EEFB9AB
+F09D878F
+F09D878FEA9DA8
+F09D878FEFB9AB
+F09D9C9F
+F09D9C9FEA9DA8
+F09D9C9FEFB9AB
+F09D9E9F
+F09D9E9FEA9DA8
+F09D9E9FEFB9AB
+F3A087AF
+F3A087AFEA9DA8
+F3A087AFEFB9AB
+F48FBFBF
+F48FBFBFEA9DA8
+F48FBFBFEFB9AB
+SELECT count(*) FROM t1, t2
+WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+count(*)
+33
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) NOT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+u_decimal	hex(utf8mb4_encoding)	utf8mb4_encoding
+1114111		
+1114111	3F	?
+119040	3F	?
+119070	3F	?
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119070	3F3F3F3F3F3F3F3F3F3F	??????????
+119134	3F	?
+119247	3F	?
+120607	3F	?
+120735	3F	?
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB	﹫?????﹫﹫?﹫
+917999	3F	?
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=utf8mb4
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) NOT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) DEFAULT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb4_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+u_decimal	hex(utf8mb4_encoding)
+1114111	
+1114111	3F
+119040	3F
+119070	3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119070	3F3F3F3F3F3F3F3F3F3F
+119134	3F
+119247	3F
+120607	3F
+120735	3F
+65131	EFB9AB3F3F3F3F3FEFB9ABEFB9AB3FEFB9AB
+917999	3F
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `u_decimal` int(11) NOT NULL,
+  `utf8mb3_encoding` varchar(10) CHARACTER SET utf8mb4 DEFAULT NULL
+) ENGINE=ndbcluster DEFAULT CHARSET=utf8
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+u_decimal	hex(utf8mb3_encoding)
+1114111	
+42856	EA9DA8
+65131	EFB9AB
+DROP TABLE IF EXISTS t3;
+CREATE TABLE t3 (
+u_decimal int NOT NULL,
+utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8 ENGINE ndb;
+INSERT INTO t3 SELECT * FROM t1;
+DROP TABLE IF EXISTS t4;
+CREATE TABLE t4 (
+u_decimal int NOT NULL,
+utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4 ENGINE ndb;
+INSERT INTO t3 SELECT * FROM t2;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
+#
+# Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
+#
+SELECT CHARSET(CONCAT(_utf8mb4'a',_utf8'b'));
+CHARSET(CONCAT(_utf8mb4'a',_utf8'b'))
+utf8mb4
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4 NOT NULL) ENGINE ndb;
+INSERT INTO t1 VALUES (x'ea9da8'),(x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 x'ea9da8') FROM t1 LIMIT 0;
+CONCAT(utf8mb4, _utf8 x'ea9da8')
+CREATE TABLE t2 (utf8mb3 VARCHAR(10) CHARACTER SET utf8mb3 NOT NULL) ENGINE ndb;
+INSERT INTO t2 VALUES (x'ea9da8');
+SELECT HEX(CONCAT(utf8mb4, utf8mb3)) FROM t1,t2 ORDER BY 1;
+HEX(CONCAT(utf8mb4, utf8mb3))
+EA9DA8EA9DA8
+F48FBFBFEA9DA8
+SELECT CHARSET(CONCAT(utf8mb4, utf8mb3)) FROM t1, t2 LIMIT 1;
+CHARSET(CONCAT(utf8mb4, utf8mb3))
+utf8mb4
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 > t2.utf8mb3;
+utf8mb4	utf8mb3
+􏿿	Ꝩ
+SELECT * FROM t1, t2 WHERE t1.utf8mb4 = t2.utf8mb3;
+utf8mb4	utf8mb3
+;
+utf8mb4	utf8mb3
+DROP TABLE t1;
+DROP TABLE t2;
+#
+# Check that mixing utf8mb4 with an invalid utf8 constant returns error
+#
+CREATE TABLE t1 (utf8mb4 VARCHAR(10) CHARACTER SET utf8mb4) ENGINE ndb;
+INSERT INTO t1 VALUES (x'f48fbfbf');
+SELECT CONCAT(utf8mb4, _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+SELECT CONCAT('a', _utf8 '�') FROM t1;
+ERROR HY000: Illegal mix of collations (utf8mb4_general_ci,COERCIBLE) and (utf8_general_ci,COERCIBLE) for operation 'concat'
+DROP TABLE t1;
+#
+# End of 5.5 tests
+#
+#
+# End of tests
+#

=== modified file 'mysql-test/r/sp-destruct.result'
--- a/mysql-test/r/sp-destruct.result	2009-11-21 11:18:21 +0000
+++ b/mysql-test/r/sp-destruct.result	2010-03-03 09:24:53 +0000
@@ -116,3 +116,21 @@ ERROR HY000: Cannot load from mysql.proc
 DROP TABLE mysql.proc;
 RENAME TABLE proc_backup TO mysql.proc;
 FLUSH TABLE mysql.proc;
+#
+# Bug#51376 Assert `! is_set()' failed in 
+#           Diagnostics_area::set_ok_status on DROP FUNCTION
+#
+DROP FUNCTION IF EXISTS f1;
+CREATE FUNCTION f1() RETURNS INT RETURN 1;
+# Backup the procs_priv table
+RENAME TABLE mysql.procs_priv TO procs_priv_backup;
+FLUSH TABLE mysql.procs_priv;
+DROP FUNCTION f1;
+ERROR 42S02: Table 'mysql.procs_priv' doesn't exist
+SHOW WARNINGS;
+Level	Code	Message
+Error	1146	Table 'mysql.procs_priv' doesn't exist
+Warning	1405	Failed to revoke all privileges to dropped routine
+# Restore the procs_priv table
+RENAME TABLE procs_priv_backup TO mysql.procs_priv;
+FLUSH TABLE mysql.procs_priv;

=== added file 'mysql-test/suite/sys_vars/r/log_error_func.result'
--- a/mysql-test/suite/sys_vars/r/log_error_func.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/r/log_error_func.result	2010-03-05 13:08:21 +0000
@@ -0,0 +1,6 @@
+select (@err_log:=variable_value)*0 from information_schema.global_variables where variable_name="log_error";
+(@err_log:=variable_value)*0
+0
+select instr(@err_log, "some_random_name5435413.err")>0;
+instr(@err_log, "some_random_name5435413.err")>0
+1

=== added file 'mysql-test/suite/sys_vars/r/log_error_func2.result'
--- a/mysql-test/suite/sys_vars/r/log_error_func2.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/r/log_error_func2.result	2010-03-05 13:08:21 +0000
@@ -0,0 +1,6 @@
+select (@err_log:=variable_value)*0 from information_schema.global_variables where variable_name="log_error";
+(@err_log:=variable_value)*0
+0
+select instr(@err_log, ".err")>0;
+instr(@err_log, ".err")>0
+1

=== added file 'mysql-test/suite/sys_vars/r/log_error_func3.result'
--- a/mysql-test/suite/sys_vars/r/log_error_func3.result	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/r/log_error_func3.result	2010-03-05 13:08:21 +0000
@@ -0,0 +1,3 @@
+select variable_value from information_schema.global_variables where variable_name="log_error";
+variable_value
+

=== added file 'mysql-test/suite/sys_vars/t/log_error_func.cnf'
--- a/mysql-test/suite/sys_vars/t/log_error_func.cnf	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/t/log_error_func.cnf	2010-03-05 13:08:21 +0000
@@ -0,0 +1,5 @@
+# Use default setting for mysqld processes
+!include include/default_mysqld.cnf
+
+[mysqld.1]
+log-error=some_random_name5435413

=== added file 'mysql-test/suite/sys_vars/t/log_error_func.test'
--- a/mysql-test/suite/sys_vars/t/log_error_func.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/t/log_error_func.test	2010-03-05 13:08:21 +0000
@@ -0,0 +1,20 @@
+# Test for BUG#51215 "log-error partially works with version 5.5"
+# when --log-error is used without argument
+
+# check displayed value. We can check only the base name, the rest
+# depends on paths, symbolic links, --vardir, etc...
+select (@err_log:=variable_value)*0 from information_schema.global_variables where variable_name="log_error";
+select instr(@err_log, "some_random_name5435413.err")>0;
+
+# Check file's existence. The displayed value may be relative or not.
+let $err_log=`select @err_log`;
+let $err_log_relative=`select instr(@err_log, ".")=1`;
+if ($err_log_relative)
+{
+  let $MYSQLD_DATADIR= `SELECT @@datadir`;
+  file_exists $MYSQLD_DATADIR/$err_log;
+}
+if (!$err_log_relative)
+{
+  file_exists $err_log;
+}

=== added file 'mysql-test/suite/sys_vars/t/log_error_func2.cnf'
--- a/mysql-test/suite/sys_vars/t/log_error_func2.cnf	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/t/log_error_func2.cnf	2010-03-05 13:08:21 +0000
@@ -0,0 +1,5 @@
+# Use default setting for mysqld processes
+!include include/default_mysqld.cnf
+
+[mysqld.1]
+log-error

=== added file 'mysql-test/suite/sys_vars/t/log_error_func2.test'
--- a/mysql-test/suite/sys_vars/t/log_error_func2.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/t/log_error_func2.test	2010-03-05 13:08:21 +0000
@@ -0,0 +1,20 @@
+# Test for BUG#51215 "log-error partially works with version 5.5"
+# when --log-error is used without argument
+
+# check displayed value. We can check only the suffix, because
+# the rest depends on paths, symbolic links, --vardir, etc...
+select (@err_log:=variable_value)*0 from information_schema.global_variables where variable_name="log_error";
+select instr(@err_log, ".err")>0;
+
+# Check file's existence. The displayed value may be relative or not.
+let $err_log=`select @err_log`;
+let $err_log_relative=`select instr(@err_log, ".")=1`;
+if ($err_log_relative)
+{
+  let $MYSQLD_DATADIR= `SELECT @@datadir`;
+  file_exists $MYSQLD_DATADIR/$err_log;
+}
+if (!$err_log_relative)
+{
+  file_exists $err_log;
+}

=== added file 'mysql-test/suite/sys_vars/t/log_error_func3.test'
--- a/mysql-test/suite/sys_vars/t/log_error_func3.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/suite/sys_vars/t/log_error_func3.test	2010-03-05 13:08:21 +0000
@@ -0,0 +1,5 @@
+# Test for BUG#51215 "log-error partially works with version 5.5"
+# when --log-error is not used
+
+# check displayed value. Should be empty.
+select variable_value from information_schema.global_variables where variable_name="log_error";

=== modified file 'mysql-test/t/ctype_utf8mb4.test'
--- a/mysql-test/t/ctype_utf8mb4.test	2010-02-24 15:42:40 +0000
+++ b/mysql-test/t/ctype_utf8mb4.test	2010-03-04 11:00:32 +0000
@@ -1603,6 +1603,8 @@ SELECT u_decimal, hex(utf8mb4_encoding)
 # First invalid 4 byte value
 INSERT INTO t1 VALUES (1114111, x'f5808080');
 
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+       table_name= 't1' AND column_name= 'utf8mb4_encoding';
 
 --disable_warnings
 DROP TABLE IF EXISTS t2;
@@ -1618,11 +1620,84 @@ INSERT INTO t2 VALUES (65131, x'efb9ab')
 # <Plane 16 Private Use, Last> (last 4 byte character)
 INSERT INTO t2 VALUES (1114111, x'f48fbfbf');
 
+SELECT character_maximum_length, character_octet_length FROM information_schema.columns WHERE
+       table_name= 't2' AND column_name= 'utf8mb3_encoding';
+
+#  Update a 3-byte char col with a 4-byte char, error
+UPDATE t2 SET utf8mb3_encoding= x'f48fbfbd' where u_decimal= 42856;
+
+#  Update to a 3-byte char casted to 4-byte, error?
+UPDATE t2 SET utf8mb3_encoding= _utf8mb4 x'ea9da8' where u_decimal= 42856;
+
+# Returns utfmb4
+SELECT HEX(CONCAT(utf8mb4_encoding, _utf8 x'ea9da8')) FROM t1;
+SELECT HEX(CONCAT(utf8mb4_encoding, utf8mb3_encoding)) FROM t1,t2;
+
+#--error ER_INVALID_CHARACTER_STRING
+#SELECT CONCAT(_utf8 utf8mb4_encoding, _utf8 '|') FROM t1;
+#--error ER_INVALID_CHARACTER_STRING
+#SELECT CONCAT(_utf8mb3 utf8mb4_encoding, _utf8 '|') FROM t1;
+
+SELECT count(*) FROM t1, t2
+   WHERE t1.utf8mb4_encoding > t2.utf8mb3_encoding;
+
+# Alter from 4-byte charset to 3-byte charset, error
+ALTER TABLE t1 CONVERT TO CHARACTER SET utf8;
+SHOW CREATE TABLE t1;
+SELECT u_decimal,hex(utf8mb4_encoding),utf8mb4_encoding FROM t1;
+
+# Alter table from utf8 to utf8mb4
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb4;
+SHOW CREATE TABLE t2;
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+
+# Alter table back from utf8mb4 to utf8
+ALTER TABLE t2 CONVERT TO CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t2;
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+
+# ALter of utf8mb4 column to utf8
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb3;
+SHOW CREATE TABLE t1;
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+
+# ALter of utf8 column to utf8mb4
+ALTER TABLE t1 MODIFY utf8mb4_encoding VARCHAR(10) CHARACTER SET utf8mb4;
 SHOW CREATE TABLE t1;
+SELECT u_decimal,hex(utf8mb4_encoding) FROM t1;
+
+# ALter of utf8 column to utf8mb4
+ALTER TABLE t2 MODIFY utf8mb3_encoding VARCHAR(10) CHARACTER SET utf8mb4;
 SHOW CREATE TABLE t2;
+SELECT u_decimal,hex(utf8mb3_encoding) FROM t2;
+
+--disable_warnings
+DROP TABLE IF EXISTS t3;
+--enable_warnings
+CREATE TABLE t3 (
+        u_decimal int NOT NULL,
+        utf8mb3_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8;
+
+# Insert select utf8mb4 (4-byte) into utf8 (3-byte), error
+#--error ER_INVALID_CHARACTER_STRING
+INSERT INTO t3 SELECT * FROM t1;
+
+--disable_warnings
+DROP TABLE IF EXISTS t4;
+--enable_warnings
+CREATE TABLE t4 (
+        u_decimal int NOT NULL,
+        utf8mb4_encoding VARCHAR(10) NOT NULL
+) CHARACTER SET utf8mb4;
+
+# Insert select utf8 (3-byte) into utf8mb4 (4-byte)
+INSERT INTO t3 SELECT * FROM t2;
 
 DROP TABLE t1;
 DROP TABLE t2;
+DROP TABLE t3;
+DROP TABLE t4;
 
 --echo #
 --echo # Testing that mixing utf8 and utf8mb4 collations returns utf8mb4
@@ -1662,6 +1737,51 @@ SELECT CONCAT(utf8mb4, _utf8 '�') FROM t
 SELECT CONCAT('a', _utf8 '�') FROM t1;
 DROP TABLE t1;
 
+
+--echo #
+--echo # Bug#51675 Server crashes on inserting 4 byte char.
+--echo # after ALTER TABLE to 'utf8mb4' 
+--echo #
+SET NAMES utf8;
+CREATE TABLE t1 ( 
+  subject varchar(255) CHARACTER SET utf8 COLLATE utf8_unicode_ci, 
+  p VARCHAR(15) CHARACTER SET utf8 
+) DEFAULT CHARSET=latin1; 
+
+# Alter old table, add index 
+ALTER TABLE t1 ADD INDEX (subject); 
+
+# Alter old 'utf8' table to new 'utf8mb4'
+ALTER TABLE t1
+  DEFAULT CHARACTER SET utf8,
+  MODIFY subject varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci,
+  MODIFY p varchar(255) CHARACTER SET utf8;
+SHOW CREATE TABLE t1; 
+
+INSERT INTO t1(subject) VALUES ('abcd'); 
+# Insert 4 byte characters
+INSERT INTO t1(subject) VALUES(x'f0909080');
+DROP TABLE t1;
+
+--echo #
+--echo # Bug #51676 Server crashes on SELECT, ORDER BY on 'utf8mb4' column
+--echo #
+SET NAMES utf8mb4; 
+CREATE TABLE t1 ( 
+  subject varchar(255) character set utf8mb4 collate utf8mb4_unicode_ci, 
+  p varchar(15) character set utf8mb4 
+) DEFAULT CHARSET=latin1; 
+# Insert 4 byte characters 
+# 4byte character 
+INSERT INTO t1(subject) VALUES(0xF0909080);
+# mix of 3 byte & 4 byte 
+INSERT INTO t1(subject) VALUES(0x616263F0909080646566);
+SHOW CREATE TABLE t1; 
+SELECT *  FROM t1 ORDER BY 1;
+SELECT hex(subject), length(subject), char_length(subject), octet_length(subject) FROM t1 ORDER BY 1; 
+SELECT subject FROM t1 ORDER BY 1;
+DROP TABLE t1;
+
 --echo #
 --echo # End of 5.5 tests
 --echo #

=== added file 'mysql-test/t/ctype_utf8mb4_heap.test'
--- a/mysql-test/t/ctype_utf8mb4_heap.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/t/ctype_utf8mb4_heap.test	2010-03-04 07:34:44 +0000
@@ -0,0 +1,6 @@
+--source include/have_utf8mb4.inc
+
+let $engine= heap;
+let $is_heap= 1;
+--source include/ctype_utf8mb4.inc
+

=== added file 'mysql-test/t/ctype_utf8mb4_innodb.test'
--- a/mysql-test/t/ctype_utf8mb4_innodb.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/t/ctype_utf8mb4_innodb.test	2010-03-04 07:34:44 +0000
@@ -0,0 +1,6 @@
+--source include/have_utf8mb4.inc
+--source include/have_innodb.inc
+
+let $engine= InnoDB;
+--source include/ctype_utf8mb4.inc
+

=== added file 'mysql-test/t/ctype_utf8mb4_myisam.test'
--- a/mysql-test/t/ctype_utf8mb4_myisam.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/t/ctype_utf8mb4_myisam.test	2010-03-04 07:34:44 +0000
@@ -0,0 +1,5 @@
+--source include/have_utf8mb4.inc
+
+let $engine= MyISAM;
+--source include/ctype_utf8mb4.inc
+

=== added file 'mysql-test/t/ctype_utf8mb4_ndb.test'
--- a/mysql-test/t/ctype_utf8mb4_ndb.test	1970-01-01 00:00:00 +0000
+++ b/mysql-test/t/ctype_utf8mb4_ndb.test	2010-03-04 07:34:44 +0000
@@ -0,0 +1,7 @@
+--source include/have_utf8mb4.inc
+--source include/have_ndb.inc
+
+let $engine= ndb;
+let $is_ndb= 1;
+--source include/ctype_utf8mb4.inc
+

=== modified file 'mysql-test/t/sp-destruct.test'
--- a/mysql-test/t/sp-destruct.test	2009-11-21 11:18:21 +0000
+++ b/mysql-test/t/sp-destruct.test	2010-03-03 09:24:53 +0000
@@ -197,3 +197,28 @@ SHOW PROCEDURE STATUS;
 DROP TABLE mysql.proc;
 RENAME TABLE proc_backup TO mysql.proc;
 FLUSH TABLE mysql.proc;
+
+
+--echo #
+--echo # Bug#51376 Assert `! is_set()' failed in 
+--echo #           Diagnostics_area::set_ok_status on DROP FUNCTION
+--echo #
+
+--disable_warnings
+DROP FUNCTION IF EXISTS f1;
+--enable_warnings
+
+CREATE FUNCTION f1() RETURNS INT RETURN 1;
+
+--echo # Backup the procs_priv table
+RENAME TABLE mysql.procs_priv TO procs_priv_backup;
+FLUSH TABLE mysql.procs_priv;
+
+# DROP FUNCTION used to cause an assert.
+--error ER_NO_SUCH_TABLE
+DROP FUNCTION f1;
+SHOW WARNINGS;
+
+--echo # Restore the procs_priv table
+RENAME TABLE procs_priv_backup TO mysql.procs_priv;
+FLUSH TABLE mysql.procs_priv;

=== modified file 'sql-common/client.c'
--- a/sql-common/client.c	2009-12-16 08:33:54 +0000
+++ b/sql-common/client.c	2010-03-04 11:13:46 +0000
@@ -1961,7 +1961,7 @@ const MY_CSET_OS_NAME charsets[]=
   {"cp10029",        "macce",    my_cs_exact},
   {"cp12001",        "utf32",    my_cs_unsupp},
   {"cp20107",        "swe7",     my_cs_exact},
-  {"cp20127",        "ascii",    my_cs_exact},
+  {"cp20127",        "latin1",   my_cs_approx},
   {"cp20866",        "koi8r",    my_cs_exact},
   {"cp20932",        "ujis",     my_cs_exact},
   {"cp20936",        "gb2312",   my_cs_approx},
@@ -1989,11 +1989,11 @@ const MY_CSET_OS_NAME charsets[]=
 #else /* not Windows */
 
   {"646",            "latin1",   my_cs_approx}, /* Default on Solaris */
-  {"ANSI_X3.4-1968", "ascii",    my_cs_exact},
+  {"ANSI_X3.4-1968", "latin1",   my_cs_approx},
   {"ansi1251",       "cp1251",   my_cs_exact},
   {"armscii8",       "armscii8", my_cs_exact},
   {"armscii-8",      "armscii8", my_cs_exact},
-  {"ASCII",          "ascii",    my_cs_exact},
+  {"ASCII",          "latin1",   my_cs_approx},
   {"Big5",           "big5",     my_cs_exact},
   {"cp1251",         "cp1251",   my_cs_exact},
   {"cp1255",         "hebrew",   my_cs_approx},
@@ -2066,7 +2066,7 @@ const MY_CSET_OS_NAME charsets[]=
 
   {"ujis",           "ujis",     my_cs_exact},
 
-  {"US-ASCII",       "ascii",    my_cs_exact},
+  {"US-ASCII",       "latin1",   my_cs_approx},
 
   {"utf8",           "utf8",     my_cs_exact},
   {"utf-8",          "utf8",     my_cs_exact},

=== modified file 'sql/mysql_priv.h'
--- a/sql/mysql_priv.h	2010-03-03 19:22:02 +0000
+++ b/sql/mysql_priv.h	2010-03-05 13:08:21 +0000
@@ -2687,7 +2687,8 @@ enum options_mysqld
   OPT_SSL_CIPHER,
   OPT_SSL_KEY,
   OPT_WANT_CORE,
-  OPT_ENGINE_CONDITION_PUSHDOWN
+  OPT_ENGINE_CONDITION_PUSHDOWN,
+  OPT_LOG_ERROR
 };
 
 #endif /* MYSQL_SERVER */

=== modified file 'sql/mysqld.cc'
--- a/sql/mysqld.cc	2010-03-03 19:22:02 +0000
+++ b/sql/mysqld.cc	2010-03-05 13:08:21 +0000
@@ -3962,6 +3962,11 @@ static int init_server_components()
     else
       fn_format(log_error_file, log_error_file_ptr, mysql_data_home, ".err",
                 MY_UNPACK_FILENAME | MY_SAFE_PATH);
+    /*
+      _ptr may have been set to my_disabled_option or "" if no argument was
+      passed, but we need to show the real name in SHOW VARIABLES:
+    */
+    log_error_file_ptr= log_error_file;
     if (!log_error_file[0])
       opt_error_log= 0;                         // Too long file name
     else
@@ -7357,6 +7362,14 @@ mysqld_get_one_option(int optid,
       global_system_variables.optimizer_switch&=
         ~OPTIMIZER_SWITCH_ENGINE_CONDITION_PUSHDOWN;
     break;
+  case OPT_LOG_ERROR:
+    /*
+      "No --log-error" == "write errors to stderr",
+      "--log-error without argument" == "write errors to a file".
+    */
+    if (argument == NULL) /* no argument */
+      log_error_file_ptr= const_cast<char*>("");
+    break;
   }
   return 0;
 }

=== modified file 'sql/sql_parse.cc'
--- a/sql/sql_parse.cc	2010-03-02 14:34:50 +0000
+++ b/sql/sql_parse.cc	2010-03-04 15:34:29 +0000
@@ -4326,14 +4326,16 @@ create_sp_error:
         close_thread_tables(thd);
         thd->mdl_context.release_transactional_locks();
 
-	if (sp_automatic_privileges && !opt_noacl &&
-	    sp_revoke_privileges(thd, db, name,
+        if (sp_automatic_privileges && !opt_noacl &&
+            sp_revoke_privileges(thd, db, name,
                                  lex->sql_command == SQLCOM_DROP_PROCEDURE))
-	{
-	  push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
-		       ER_PROC_AUTO_REVOKE_FAIL,
-		       ER(ER_PROC_AUTO_REVOKE_FAIL));
-	}
+        {
+          push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
+                       ER_PROC_AUTO_REVOKE_FAIL,
+                       ER(ER_PROC_AUTO_REVOKE_FAIL));
+          /* If this happens, an error should have been reported. */
+          goto error;
+        }
 #endif
       }
       res= sp_result;

=== modified file 'sql/sys_vars.cc'
--- a/sql/sys_vars.cc	2010-03-03 19:22:02 +0000
+++ b/sql/sys_vars.cc	2010-03-05 13:08:21 +0000
@@ -895,7 +895,8 @@ static Sys_var_mybool Sys_trust_function
 
 static Sys_var_charptr Sys_log_error(
        "log_error", "Error log file",
-       READ_ONLY GLOBAL_VAR(log_error_file_ptr), CMD_LINE(OPT_ARG),
+       READ_ONLY GLOBAL_VAR(log_error_file_ptr),
+       CMD_LINE(OPT_ARG, OPT_LOG_ERROR),
        IN_FS_CHARSET, DEFAULT(disabled_my_option));
 
 static Sys_var_mybool Sys_log_queries_not_using_indexes(

=== modified file 'strings/ctype-uca.c'
--- a/strings/ctype-uca.c	2010-02-24 09:15:34 +0000
+++ b/strings/ctype-uca.c	2010-03-04 12:02:30 +0000
@@ -6983,9 +6983,18 @@ static int my_uca_scanner_next_any(my_uc
                                           scanner->send)) <= 0))
       return -1;
     
-    scanner->page= wc >> 8;
-    scanner->code= wc & 0xFF;
     scanner->sbeg+= mb_len;
+    if (wc > 0xFFFF)
+    {
+      /* Return 0xFFFD as weight for all characters outside BMP */
+      scanner->wbeg= nochar;
+      return 0xFFFD;
+    }
+    else
+    {
+      scanner->page= wc >> 8;
+      scanner->code= wc & 0xFF;
+    }
     
     if (scanner->contractions && !scanner->page &&
         (scanner->code > 0x40) && (scanner->code < 0x80))

=== modified file 'strings/ctype-ucs2.c'
--- a/strings/ctype-ucs2.c	2010-02-27 07:43:32 +0000
+++ b/strings/ctype-ucs2.c	2010-03-04 15:39:32 +0000
@@ -50,8 +50,6 @@
 static unsigned long lfactor[9]=
 { 1L, 10L, 100L, 1000L, 10000L, 100000L, 1000000L, 10000000L, 100000000L };
 
-#define REPLACEMENT_CHAR 0xFFFD;
-
 
 
 #ifdef HAVE_CHARSET_mb2_or_mb4
@@ -1145,7 +1143,7 @@ my_tosort_utf16(MY_UNICASE_INFO **uni_pl
   }
   else
   {
-    *wc= REPLACEMENT_CHAR;
+    *wc= MY_CS_REPLACEMENT_CHARACTER;
   }
 }
 
@@ -1874,7 +1872,7 @@ my_tosort_utf32(MY_UNICASE_INFO **uni_pl
   }
   else
   {
-    *wc= REPLACEMENT_CHAR;
+    *wc= MY_CS_REPLACEMENT_CHARACTER;
   }
 }
 

=== modified file 'strings/ctype-utf8.c'
--- a/strings/ctype-utf8.c	2010-02-24 09:15:34 +0000
+++ b/strings/ctype-utf8.c	2010-03-04 11:00:32 +0000
@@ -1720,9 +1720,6 @@ MY_UNICASE_INFO *my_unicase_turkish[256]
 };
 
 
-#define REPLACEMENT_CHAR 0xFFFD;
-
-
 static inline void
 my_tosort_unicode(MY_UNICASE_INFO **uni_plane, my_wc_t *wc)
 {
@@ -1734,7 +1731,7 @@ my_tosort_unicode(MY_UNICASE_INFO **uni_
   }
   else
   {
-    *wc= REPLACEMENT_CHAR;
+    *wc= MY_CS_REPLACEMENT_CHARACTER;
   }
 }
 
@@ -1757,7 +1754,7 @@ my_wildcmp_unicode(CHARSET_INFO *cs,
 {
   int result= -1;                             /* Not found, using wildcards */
   my_wc_t s_wc, w_wc;
-  int scan, plane;
+  int scan;
   int (*mb_wc)(struct charset_info_st *, my_wc_t *,
                const uchar *, const uchar *);
   mb_wc= cs->cset->mb_wc;

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bzr commit into mysql-next-mr-bugfixing branch (marc.alff:3128) Marc Alff5 Mar