| List: | Commits | « Previous MessageNext Message » | |
| From: | mleich | Date: | August 15 2006 4:37pm |
| Subject: | bk commit into 5.1 tree (mleich:1.2276) | ||
| View as plain text | |||
Below is the list of changes that have just been committed into a local 5.1 repository of mleich. When mleich does a push these changes will be propagated to the main repository and, within 24 hours after the push, to the public repository. For information on how to access the public repository see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html ChangeSet@stripped, 2006-08-15 16:37:38+02:00, mleich@stripped +8 -0 Merge three.local.lan:/home/matthias/Arbeit/mysql-5.1-engines/src-clean into three.local.lan:/home/matthias/Arbeit/mysql-5.1-engines/src-5 MERGE: 1.2181.1.98 BitKeeper/deleted/.del-index_merge_ror.result@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.8.1.1 BitKeeper/deleted/.del-index_merge_ror.result@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Merge rename: mysql-test/r/index_merge_ror.result -> BitKeeper/deleted/.del-index_merge_ror.result mysql-test/include/index_merge_ror.inc@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.8.1.2 mysql-test/include/index_merge_ror.inc@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Merge rename: mysql-test/t/index_merge_ror.test -> mysql-test/include/index_merge_ror.inc mysql-test/include/index_merge_ror_cpk.inc@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.7.1.2 mysql-test/include/index_merge_ror_cpk.inc@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Merge rename: mysql-test/t/index_merge_ror_cpk.test -> mysql-test/include/index_merge_ror_cpk.inc mysql-test/include/mix1.inc@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.5.1.2 mysql-test/include/mix1.inc@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Merge rename: mysql-test/t/innodb_mysql.test -> mysql-test/include/mix1.inc mysql-test/r/index_merge_innodb.result@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.17.1.1 mysql-test/r/index_merge_myisam.result@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.19.1.2 mysql-test/r/index_merge_myisam.result@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Merge rename: mysql-test/r/index_merge.result -> mysql-test/r/index_merge_myisam.result mysql-test/r/innodb_mysql.result@stripped, 2006-08-15 16:29:22+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.5.1.1 mysql-test/t/disabled.def@stripped, 2006-08-15 16:29:23+02:00, mleich@stripped +0 -0 Auto merged MERGE: 1.178.1.1 # This is a BitKeeper patch. What follows are the unified diffs for the # set of deltas contained in the patch. The rest of the patch, the part # that BitKeeper cares about, is below these diffs. # User: mleich # Host: three.local.lan # Root: /home/matthias/Arbeit/mysql-5.1-engines/src-5/RESYNC --- 1.7/mysql-test/r/innodb_mysql.result 2006-08-15 16:37:50 +02:00 +++ 1.8/mysql-test/r/innodb_mysql.result 2006-08-15 16:37:50 +02:00 @@ -1,5 +1,6 @@ +SET SESSION STORAGE_ENGINE = InnoDB; drop table if exists t1,t2,t1m,t1i,t2m,t2i,t4; -create table t1(f1 varchar(800) binary not null, key(f1)) engine = innodb +create table t1(f1 varchar(800) binary not null, key(f1)) character set utf8 collate utf8_general_ci; Warnings: Warning 1071 Specified key was too long; max key length is 765 bytes @@ -10,7 +11,7 @@ c_id int(11) not null default '0', org_id int(11) default null, unique key contacts$c_id (c_id), key contacts$org_id (org_id) -) engine=innodb; +); insert into t1 values (2,null),(120,null),(141,null),(218,7), (128,1), (151,2),(234,2),(236,2),(243,2),(255,2),(259,2),(232,3),(235,3),(238,3), @@ -33,7 +34,7 @@ sla_set int(11) default null, unique key t2$slai_id (slai_id), key t2$owner_id (owner_id), key t2$sla_id (sla_id) -) engine=innodb; +); insert into t2(slai_id, owner_tbl, owner_id, sla_id) values (1,3,1,1), (3,3,10,2), (4,3,3,6), (5,3,2,5), (6,3,8,3), (7,3,9,7), (8,3,6,8), (9,3,4,9), (10,3,5,10), (11,3,11,11), (12,3,7,12); @@ -90,9 +91,9 @@ b a 3 3 DROP TABLE t1, t2, t3; create table t1m (a int) engine=myisam; -create table t1i (a int) engine=innodb; +create table t1i (a int); create table t2m (a int) engine=myisam; -create table t2i (a int) engine=innodb; +create table t2i (a int); insert into t2m values (5); insert into t2i values (5); select min(a) from t1m; @@ -229,7 +230,7 @@ count(*) min(7) max(7) drop table t1m, t1i, t2m, t2i; create table t1 ( a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' ' -); +) ENGINE = MyISAM; insert into t1 (a1, a2, b, c, d) values ('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), ('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), @@ -265,7 +266,7 @@ insert into t1 (a1, a2, b, c, d) values ('d','b','b','m422','xy1'),('d','b','b','n422','xy2'),('d','b','b','o422','xy3'),('d','b','b','p422','xy4'); create table t4 ( pk_col int auto_increment primary key, a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' ' -) engine=innodb; +); insert into t4 (a1, a2, b, c, d, dummy) select * from t1; create index idx12672_0 on t4 (a1); create index idx12672_1 on t4 (a1,a2,b,c); @@ -282,18 +283,18 @@ d drop table t1,t4; create table t1 ( a varchar(30), b varchar(30), primary key(a), key(b) -) engine=innodb; +); select distinct a from t1; a drop table t1; -create table t1(a int, key(a)) engine=innodb; +create table t1(a int, key(a)); insert into t1 values(1); select a, count(a) from t1 group by a with rollup; a count(a) 1 1 NULL 1 drop table t1; -create table t1 (f1 int, f2 char(1), primary key(f1,f2)) engine=innodb; +create table t1 (f1 int, f2 char(1), primary key(f1,f2)); insert into t1 values ( 1,"e"),(2,"a"),( 3,"c"),(4,"d"); alter table t1 drop primary key, add primary key (f2, f1); explain select distinct f1 a, f1 b from t1; @@ -303,7 +304,7 @@ explain select distinct f1, f2 from t1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range NULL PRIMARY 5 NULL 3 Using index for group-by; Using temporary drop table t1; -set storage_engine=innodb; +set storage_engine = InnoDB; CREATE TABLE t1 (a int, b int); insert into t1 values (1,1),(1,2); CREATE TABLE t2 (primary key (a)) select * from t1; --- 1.7/mysql-test/t/innodb_mysql.test 2006-08-15 16:37:50 +02:00 +++ 1.9/mysql-test/include/mix1.inc 2006-08-15 16:37:50 +02:00 @@ -1,4 +1,10 @@ --- source include/have_innodb.inc +# include/mix1.inc +# +# Note: The comments/expectations refer to InnoDB. +# They might be not valid for other storage engines. +# + +eval SET SESSION STORAGE_ENGINE = $engine_type; --disable_warnings drop table if exists t1,t2,t1m,t1i,t2m,t2i,t4; @@ -7,7 +13,7 @@ drop table if exists t1,t2,t1m,t1i,t2m,t # # Bug#17530: Incorrect key truncation on table creation caused server crash. # -create table t1(f1 varchar(800) binary not null, key(f1)) engine = innodb +create table t1(f1 varchar(800) binary not null, key(f1)) character set utf8 collate utf8_general_ci; insert into t1 values('aaa'); drop table t1; @@ -19,7 +25,7 @@ create table t1 ( org_id int(11) default null, unique key contacts$c_id (c_id), key contacts$org_id (org_id) -) engine=innodb; +); insert into t1 values (2,null),(120,null),(141,null),(218,7), (128,1), (151,2),(234,2),(236,2),(243,2),(255,2),(259,2),(232,3),(235,3),(238,3), @@ -43,7 +49,7 @@ create table t2 ( unique key t2$slai_id (slai_id), key t2$owner_id (owner_id), key t2$sla_id (sla_id) -) engine=innodb; +); insert into t2(slai_id, owner_tbl, owner_id, sla_id) values (1,3,1,1), (3,3,10,2), (4,3,3,6), (5,3,2,5), (6,3,8,3), (7,3,9,7), (8,3,6,8), (9,3,4,9), (10,3,5,10), (11,3,11,11), (12,3,7,12); @@ -104,9 +110,9 @@ DROP TABLE t1, t2, t3; --disable_warnings create table t1m (a int) engine=myisam; -create table t1i (a int) engine=innodb; +create table t1i (a int); create table t2m (a int) engine=myisam; -create table t2i (a int) engine=innodb; +create table t2i (a int); --enable_warnings insert into t2m values (5); insert into t2i values (5); @@ -176,7 +182,7 @@ drop table t1m, t1i, t2m, t2i; create table t1 ( a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' ' -); +) ENGINE = MyISAM; insert into t1 (a1, a2, b, c, d) values ('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), @@ -214,7 +220,7 @@ insert into t1 (a1, a2, b, c, d) values --disable_warnings create table t4 ( pk_col int auto_increment primary key, a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' ' -) engine=innodb; +); --enable_warnings insert into t4 (a1, a2, b, c, d, dummy) select * from t1; @@ -235,7 +241,7 @@ drop table t1,t4; --disable_warnings create table t1 ( a varchar(30), b varchar(30), primary key(a), key(b) -) engine=innodb; +); --enable_warnings select distinct a from t1; drop table t1; @@ -246,7 +252,7 @@ drop table t1; # --disable_warnings -create table t1(a int, key(a)) engine=innodb; +create table t1(a int, key(a)); --enable_warnings insert into t1 values(1); select a, count(a) from t1 group by a with rollup; @@ -256,7 +262,7 @@ drop table t1; # Bug #13293 Wrongly used index results in endless loop. # (was part of group_min_max.test) # -create table t1 (f1 int, f2 char(1), primary key(f1,f2)) engine=innodb; +create table t1 (f1 int, f2 char(1), primary key(f1,f2)); insert into t1 values ( 1,"e"),(2,"a"),( 3,"c"),(4,"d"); alter table t1 drop primary key, add primary key (f2, f1); explain select distinct f1 a, f1 b from t1; @@ -268,7 +274,7 @@ drop table t1; # Test of behaviour with CREATE ... SELECT # -set storage_engine=innodb; +eval set storage_engine = $engine_type; CREATE TABLE t1 (a int, b int); insert into t1 values (1,1),(1,2); --error 1062 --- 1.184/mysql-test/t/disabled.def 2006-08-15 16:37:50 +02:00 +++ 1.185/mysql-test/t/disabled.def 2006-08-15 16:37:50 +02:00 @@ -16,6 +16,7 @@ #im_instance_conf : Bug#20294 2006-06-06 monty Instance manager test im_instance_conf fails randomly im_options : Bug#20294 2006-07-24 stewart Instance manager test im_instance_conf fails randomly #im_life_cycle : Bug#20368 2006-06-10 alik im_life_cycle test fails +concurrent_innodb : BUG#21579 2006-08-11 mleich innodb_concurrent random failures with varying differences ndb_autodiscover : BUG#18952 2006-02-16 jmiller Needs to be fixed w.r.t binlog ndb_autodiscover2 : BUG#18952 2006-02-16 jmiller Needs to be fixed w.r.t binlog ndb_binlog_ignore_db : BUG#21279 2006-07-25 ingo Randomly throws a warning --- 1.20/mysql-test/r/index_merge.result 2006-08-15 16:37:50 +02:00 +++ 1.22/mysql-test/r/index_merge_myisam.result 2006-08-15 16:37:50 +02:00 @@ -1,7 +1,9 @@ +#---------------- Index merge test 1 ------------------------------------------- +SET SESSION STORAGE_ENGINE = MyISAM; drop table if exists t0, t1, t2, t3, t4; create table t0 ( -key1 int not null, +key1 int not null, INDEX i1(key1) ); alter table t0 add key2 int not null, add index i2(key2); @@ -18,7 +20,7 @@ test.t0 analyze status OK explain select * from t0 where key1 < 3 or key1 > 1020; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 range i1 i1 4 NULL 78 Using where -explain +explain select * from t0 where key1 < 3 or key2 > 1020; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 45 Using sort_union(i1,i2); Using where @@ -63,8 +65,8 @@ id select_type table type possible_keys explain select * from t0 force index (i1,i2) where (key1 > 1 or key2 > 2); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 1024 Using sort_union(i1,i2); Using where -explain -select * from t0 where key1<3 or key2<3 or (key1>5 and key1<8) or +explain +select * from t0 where key1<3 or key2<3 or (key1>5 and key1<8) or (key1>10 and key1<12) or (key2>100 and key2<110); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 17 Using sort_union(i1,i2); Using where @@ -83,15 +85,15 @@ id select_type table type possible_keys explain select * from t0 where key2=10 or key3=3 or key4 is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i2,i3 i2,i3 4,4 NULL 2 Using union(i2,i3); Using where -explain select key1 from t0 where (key1 <=> null) or (key2 < 5) or +explain select key1 from t0 where (key1 <=> null) or (key2 < 5) or (key3=10) or (key4 <=> null); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2,i3,i4 i2,i3 4,4 NULL 6 Using sort_union(i2,i3); Using where -explain select key1 from t0 where (key1 <=> null) or (key1 < 5) or +explain select key1 from t0 where (key1 <=> null) or (key1 < 5) or (key3=10) or (key4 <=> null); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i3,i4 i1,i3 4,4 NULL 6 Using sort_union(i1,i3); Using where -explain select * from t0 where +explain select * from t0 where (key1 < 3 or key2 < 3) and (key3 < 4 or key4 < 4) and (key5 < 5 or key6 < 5); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2,i3,i4,i5,i6 i1,i2 4,4 NULL 6 Using sort_union(i1,i2); Using where @@ -106,11 +108,11 @@ key1 key2 key3 key4 key5 key6 key7 key8 3 3 3 3 3 3 3 1021 4 4 4 4 4 4 4 1020 5 5 5 5 5 5 5 1019 -explain select * from t0 where +explain select * from t0 where (key1 < 3 or key2 < 3) and (key3 < 4 or key4 < 4) and (key5 < 2 or key6 < 2); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2,i3,i4,i5,i6 i1,i2 4,4 NULL 6 Using sort_union(i1,i2); Using where -explain select * from t0 where +explain select * from t0 where (key1 < 3 or key2 < 3) and (key3 < 100); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 range i1,i2,i3 i3 4 NULL 95 Using where @@ -118,9 +120,9 @@ explain select * from t0 where (key1 < 3 or key2 < 3) and (key3 < 1000); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ALL i1,i2,i3 NULL NULL NULL 1024 Using where -explain select * from t0 where -((key1 < 4 or key2 < 4) and (key2 <5 or key3 < 4)) -or +explain select * from t0 where +((key1 < 4 or key2 < 4) and (key2 <5 or key3 < 4)) +or key2 > 5; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ALL i1,i2,i3 NULL NULL NULL 1024 Using where @@ -141,9 +143,9 @@ key1 key2 key3 key4 key5 key6 key7 key8 4 4 4 4 4 4 4 1020 5 5 5 5 5 5 5 1019 6 6 6 6 6 6 6 1018 -explain select * from t0 where -((key1 < 4 or key2 < 4) and (key3 <5 or key5 < 4)) -or +explain select * from t0 where +((key1 < 4 or key2 < 4) and (key3 <5 or key5 < 4)) +or ((key5 < 5 or key6 < 6) and (key7 <7 or key8 < 4)); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2,i3,i5,i6,i7,i8 i1,i2,i5,i6 4,4,4,4 NULL 19 Using sort_union(i1,i2,i5,i6); Using where @@ -238,7 +240,7 @@ id select_type table type possible_keys 1 SIMPLE t4 ALL NULL NULL NULL NULL 1024 Using where create table t1 like t0; insert into t1 select * from t0; -explain select * from t0 left join t1 on (t0.key1=t1.key1) +explain select * from t0 left join t1 on (t0.key1=t1.key1) where t0.key1=3 or t0.key2=4; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where @@ -248,24 +250,24 @@ where t0.key1=3 or t0.key2=4; key1 key2 key3 key4 key5 key6 key7 key8 key1 key2 key3 key4 key5 key6 key7 key8 3 3 3 3 3 3 3 1021 3 3 3 3 3 3 3 1021 4 4 4 4 4 4 4 1020 4 4 4 4 4 4 4 1020 -explain +explain select * from t0,t1 where (t0.key1=t1.key1) and ( t0.key1=3 or t0.key2=4); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where 1 SIMPLE t1 ref i1 i1 4 test.t0.key1 1 -explain -select * from t0,t1 where (t0.key1=t1.key1) and +explain +select * from t0,t1 where (t0.key1=t1.key1) and (t0.key1=3 or t0.key2=4) and t1.key1<200; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where 1 SIMPLE t1 ref i1 i1 4 test.t0.key1 1 -explain -select * from t0,t1 where (t0.key1=t1.key1) and +explain +select * from t0,t1 where (t0.key1=t1.key1) and (t0.key1=3 or t0.key2<4) and t1.key1=2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ref i1,i2 i1 4 const 1 Using where 1 SIMPLE t1 ref i1 i1 4 const 1 -explain select * from t0,t1 where t0.key1 = 5 and +explain select * from t0,t1 where t0.key1 = 5 and (t1.key1 = t0.key1 or t1.key8 = t0.key1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ref i1 i1 4 const 1 @@ -275,7 +277,7 @@ explain select * from t0,t1 where t0.key id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 range i1 i1 4 NULL 3 Using where 1 SIMPLE t1 ALL i1,i8 NULL NULL NULL 1024 Range checked for each record (index map: 0x81) -explain select * from t1 where key1=3 or key2=4 +explain select * from t1 where key1=3 or key2=4 union select * from t1 where key1<4 or key3=5; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where @@ -292,7 +294,7 @@ alter table t3 add keyA int not null, ad alter table t3 add keyB int not null, add index iB(keyB); alter table t3 add keyC int not null, add index iC(keyC); update t3 set key9=key1,keyA=key1,keyB=key1,keyC=key1; -explain select * from t3 where +explain select * from t3 where key1=1 or key2=2 or key3=3 or key4=4 or key5=5 or key6=6 or key7=7 or key8=8 or key9=9 or keyA=10 or keyB=11 or keyC=12; @@ -340,44 +342,44 @@ create table t4 (a int); insert into t4 values (1),(4),(3); set @save_join_buffer_size=@@join_buffer_size; set join_buffer_size= 4000; -explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A force index(i1,i2), t0 as B force index (i1,i2) +explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) +from t0 as A force index(i1,i2), t0 as B force index (i1,i2) where (A.key1 < 500000 or A.key2 < 3) and (B.key1 < 500000 or B.key2 < 3); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE A index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where 1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where -select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A force index(i1,i2), t0 as B force index (i1,i2) +select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) +from t0 as A force index(i1,i2), t0 as B force index (i1,i2) where (A.key1 < 500000 or A.key2 < 3) and (B.key1 < 500000 or B.key2 < 3); max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) 10240 update t0 set key1=1; -explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A force index(i1,i2), t0 as B force index (i1,i2) +explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) +from t0 as A force index(i1,i2), t0 as B force index (i1,i2) where (A.key1 = 1 or A.key2 = 1) and (B.key1 = 1 or B.key2 = 1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE A index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where 1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where -select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A force index(i1,i2), t0 as B force index (i1,i2) +select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) +from t0 as A force index(i1,i2), t0 as B force index (i1,i2) where (A.key1 = 1 or A.key2 = 1) and (B.key1 = 1 or B.key2 = 1); max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) 8194 alter table t0 add filler1 char(200), add filler2 char(200), add filler3 char(200); update t0 set key2=1, key3=1, key4=1, key5=1,key6=1,key7=1 where key7 < 500; -explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A, t0 as B +explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) +from t0 as A, t0 as B where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1) and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE A index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where 1 SIMPLE B index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where -select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A, t0 as B +select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) +from t0 as A, t0 as B where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1) and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1); max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) @@ -405,14 +407,14 @@ drop table t1; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); create table t1 ( -a int, b int, +a int, b int, filler1 char(200), filler2 char(200), key(a),key(b) ); insert into t1 select @v:= A.a, @v, 't1', 'filler2' from t0 A, t0 B, t0 C; create table t2 like t1; create table t3 ( -a int, b int, +a int, b int, filler1 char(200), filler2 char(200), key(a),key(b) ) engine=merge union=(t1,t2); @@ -424,3 +426,785 @@ id select_type table type possible_keys 1 SIMPLE t3 index_merge a,b a,b 5,5 NULL # Using intersect(a,b); Using where drop table t3; drop table t0, t1, t2; +#---------------- ROR-index_merge tests ----------------------- +SET SESSION STORAGE_ENGINE = MyISAM; +drop table if exists t0,t1,t2; +create table t1 +( +/* Field names reflect value(rowid) distribution, st=STairs, swt= SaWTooth */ +st_a int not null default 0, +swt1a int not null default 0, +swt2a int not null default 0, +st_b int not null default 0, +swt1b int not null default 0, +swt2b int not null default 0, +/* fields/keys for row retrieval tests */ +key1 int, +key2 int, +key3 int, +key4 int, +/* make rows much bigger then keys */ +filler1 char (200), +filler2 char (200), +filler3 char (200), +filler4 char (200), +filler5 char (200), +filler6 char (200), +/* order of keys is important */ +key sta_swt12a(st_a,swt1a,swt2a), +key sta_swt1a(st_a,swt1a), +key sta_swt2a(st_a,swt2a), +key sta_swt21a(st_a,swt2a,swt1a), +key st_a(st_a), +key stb_swt1a_2b(st_b,swt1b,swt2a), +key stb_swt1b(st_b,swt1b), +key st_b(st_b), +key(key1), +key(key2), +key(key3), +key(key4) +) ; +create table t0 as select * from t1; +# Printing of many insert into t0 values (....) disabled. +alter table t1 disable keys; +# Printing of many insert into t1 select .... from t0 disabled. +# Printing of many insert into t1 (...) values (....) disabled. +alter table t1 enable keys; +select count(*) from t1; +count(*) +64801 +explain select key1,key2 from t1 where key1=100 and key2=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 58 Using intersect(key1,key2); Using where; Using index +select key1,key2 from t1 where key1=100 and key2=100; +key1 key2 +100 100 +explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 154 Using union(intersect(key1,key2),intersect(key3,key4)); Using where +select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +key1 key2 key3 key4 filler1 +100 100 100 100 key1-key2-key3-key4 +insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, -1, -1, 'key1-key2'); +insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 100, 100, 'key4-key3'); +explain select key1,key2,filler1 from t1 where key1=100 and key2=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 58 Using intersect(key1,key2); Using where +select key1,key2,filler1 from t1 where key1=100 and key2=100; +key1 key2 filler1 +100 100 key1-key2-key3-key4 +100 100 key1-key2 +explain select key1,key2 from t1 where key1=100 and key2=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 58 Using intersect(key1,key2); Using where; Using index +select key1,key2 from t1 where key1=100 and key2=100; +key1 key2 +100 100 +100 100 +explain select key1,key2,key3,key4 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 154 Using union(intersect(key1,key2),intersect(key3,key4)); Using where +select key1,key2,key3,key4 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +key1 key2 key3 key4 +100 100 100 100 +100 100 -1 -1 +-1 -1 100 100 +explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 154 Using union(intersect(key1,key2),intersect(key3,key4)); Using where +select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +key1 key2 key3 key4 filler1 +100 100 100 100 key1-key2-key3-key4 +100 100 -1 -1 key1-key2 +-1 -1 100 100 key4-key3 +explain select key1,key2,key3 from t1 where key1=100 and key2=100 and key3=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3 key1,key2,key3 5,5,5 NULL 2 Using intersect(key1,key2,key3); Using where; Using index +select key1,key2,key3 from t1 where key1=100 and key2=100 and key3=100; +key1 key2 key3 +100 100 100 +insert into t1 (key1,key2,key3,key4,filler1) values (101,101,101,101, 'key1234-101'); +explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=101; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3 key1,key2,key3 5,5,5 NULL 83 Using union(intersect(key1,key2),key3); Using where +select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=101; +key1 key2 key3 key4 filler1 +100 100 100 100 key1-key2-key3-key4 +100 100 -1 -1 key1-key2 +101 101 101 101 key1234-101 +select key1,key2, filler1 from t1 where key1=100 and key2=100; +key1 key2 filler1 +100 100 key1-key2-key3-key4 +100 100 key1-key2 +update t1 set filler1='to be deleted' where key1=100 and key2=100; +update t1 set key1=200,key2=200 where key1=100 and key2=100; +delete from t1 where key1=200 and key2=200; +select key1,key2,filler1 from t1 where key2=100 and key2=200; +key1 key2 filler1 +explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 152 Using union(intersect(key1,key2),intersect(key3,key4)); Using where +select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +key1 key2 key3 key4 filler1 +-1 -1 100 100 key4-key3 +delete from t1 where key3=100 and key4=100; +explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key1,key2,key3,key4 5,5,5,5 NULL 152 Using union(intersect(key1,key2),intersect(key3,key4)); Using where +select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; +key1 key2 key3 key4 filler1 +explain select key1,key2 from t1 where key1=100 and key2=100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 5,5 NULL 57 Using intersect(key1,key2); Using where; Using index +select key1,key2 from t1 where key1=100 and key2=100; +key1 key2 +insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-1'); +insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-2'); +insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-3'); +explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key3,key1,key2,key4 5,5,5,5 NULL 136 Using union(key3,intersect(key1,key2),key4); Using where +select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; +key1 key2 key3 key4 filler1 +100 100 200 200 key1-key2-key3-key4-3 +100 100 200 200 key1-key2-key3-key4-2 +100 100 200 200 key1-key2-key3-key4-1 +insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, -1, 200,'key4'); +explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key3,key1,key2,key4 5,5,5,5 NULL 146 Using union(key3,intersect(key1,key2),key4); Using where +select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; +key1 key2 key3 key4 filler1 +100 100 200 200 key1-key2-key3-key4-3 +100 100 200 200 key1-key2-key3-key4-2 +100 100 200 200 key1-key2-key3-key4-1 +-1 -1 -1 200 key4 +insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 200, -1,'key3'); +explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2,key3,key4 key3,key1,key2,key4 5,5,5,5 NULL 156 Using union(key3,intersect(key1,key2),key4); Using where +select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; +key1 key2 key3 key4 filler1 +100 100 200 200 key1-key2-key3-key4-3 +100 100 200 200 key1-key2-key3-key4-2 +100 100 200 200 key1-key2-key3-key4-1 +-1 -1 -1 200 key4 +-1 -1 200 -1 key3 +explain select * from t1 where st_a=1 and st_b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b st_a,st_b 4,4 NULL 2637 Using intersect(st_a,st_b); Using where +explain select st_a,st_b from t1 where st_a=1 and st_b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b st_a,st_b 4,4 NULL 2637 Using intersect(st_a,st_b); Using where; Using index +explain select st_a from t1 ignore index (st_a) where st_a=1 and st_b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,stb_swt1a_2b,stb_swt1b,st_b st_b 4 const 15093 Using where +explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a sta_swt21a 12 const,const,const 971 +explain select * from t1 where st_b=1 and swt1b=1 and swt2b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref stb_swt1a_2b,stb_swt1b,st_b stb_swt1a_2b 8 const,const 3879 Using where +explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt12a,stb_swt1a_2b 12,12 NULL 44 Using intersect(sta_swt12a,stb_swt1a_2b); Using where +explain select * from t1 ignore index (sta_swt21a, stb_swt1a_2b) +where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,st_a,stb_swt1b,st_b sta_swt12a,stb_swt1b 12,8 NULL 44 Using intersect(sta_swt12a,stb_swt1b); Using where +explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b) +where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt1a,sta_swt2a,st_a,stb_swt1b,st_b sta_swt1a,sta_swt2a,stb_swt1b 8,8,8 NULL 43 Using intersect(sta_swt1a,sta_swt2a,stb_swt1b); Using where +explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b, stb_swt1b) +where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt1a,sta_swt2a,st_a,st_b sta_swt1a,sta_swt2a,st_b 8,8,4 NULL 168 Using intersect(sta_swt1a,sta_swt2a,st_b); Using where +explain select * from t1 +where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt12a,stb_swt1a_2b 12,12 NULL 44 Using intersect(sta_swt12a,stb_swt1a_2b); Using where +explain select * from t1 +where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt1a,stb_swt1b 8,8 NULL 174 Using intersect(sta_swt1a,stb_swt1b); Using where +explain select st_a from t1 +where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt1a,stb_swt1b 8,8 NULL 174 Using intersect(sta_swt1a,stb_swt1b); Using where; Using index +explain select st_a from t1 +where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt1a,stb_swt1b 8,8 NULL 174 Using intersect(sta_swt1a,stb_swt1b); Using where; Using index +drop table t0,t1; +create table t2 ( +a char(10), +b char(10), +filler1 char(255), +filler2 char(255), +key(a(5)), +key(b(5)) +); +select count(a) from t2 where a='BBBBBBBB'; +count(a) +4 +select count(a) from t2 where b='BBBBBBBB'; +count(a) +4 +expla_or_bin select count(a_or_b) from t2 where a_or_b='AAAAAAAA' a_or_bnd a_or_b='AAAAAAAA'; +id select_type ta_or_ba_or_ble type possia_or_ble_keys key key_len ref rows Extra_or_b +1 SIMPLE t2 ref a_or_b,a_or_b a_or_b 6 const 4 Using where +select count(a) from t2 where a='AAAAAAAA' and b='AAAAAAAA'; +count(a) +4 +select count(a) from t2 ignore index(a,b) where a='AAAAAAAA' and b='AAAAAAAA'; +count(a) +4 +insert into t2 values ('ab', 'ab', 'uh', 'oh'); +explain select a from t2 where a='ab'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref a a 6 const 1 Using where +drop table t2; +#---------------- Index merge test 2 ------------------------------------------- +SET SESSION STORAGE_ENGINE = MyISAM; +drop table if exists t1,t2; +create table t1 +( +key1 int not null, +key2 int not null, +INDEX i1(key1), +INDEX i2(key2) +); +explain select * from t1 where key1 < 5 or key2 > 197; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 10 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 5 or key2 > 197; +key1 key2 +0 200 +1 199 +2 198 +3 197 +4 196 +explain select * from t1 where key1 < 3 or key2 > 195; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 10 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 3 or key2 > 195; +key1 key2 +0 200 +1 199 +2 198 +3 197 +4 196 +alter table t1 add str1 char (255) not null, +add zeroval int not null default 0, +add str2 char (255) not null, +add str3 char (255) not null; +update t1 set str1='aaa', str2='bbb', str3=concat(key2, '-', key1 div 2, '_' ,if(key1 mod 2 = 0, 'a', 'A')); +alter table t1 add primary key (str1, zeroval, str2, str3); +explain select * from t1 where key1 < 5 or key2 > 197; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 10 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 5 or key2 > 197; +key1 key2 str1 zeroval str2 str3 +0 200 aaa 0 bbb 200-0_a +1 199 aaa 0 bbb 199-0_A +2 198 aaa 0 bbb 198-1_a +3 197 aaa 0 bbb 197-1_A +4 196 aaa 0 bbb 196-2_a +explain select * from t1 where key1 < 3 or key2 > 195; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 10 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 3 or key2 > 195; +key1 key2 str1 zeroval str2 str3 +0 200 aaa 0 bbb 200-0_a +1 199 aaa 0 bbb 199-0_A +2 198 aaa 0 bbb 198-1_a +3 197 aaa 0 bbb 197-1_A +4 196 aaa 0 bbb 196-2_a +drop table t1; +create table t1 ( +pk integer not null auto_increment primary key, +key1 integer, +key2 integer not null, +filler char (200), +index (key1), +index (key2) +); +show warnings; +Level Code Message +explain select pk from t1 where key1 = 1 and key2 = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,key2 key1 5 const 4 Using where +select pk from t1 where key2 = 1 and key1 = 1; +pk +26 +27 +select pk from t1 ignore index(key1,key2) where key2 = 1 and key1 = 1; +pk +26 +27 +drop table t1; +create table t1 ( +pk int primary key auto_increment, +key1a int, +key2a int, +key1b int, +key2b int, +dummy1 int, +dummy2 int, +dummy3 int, +dummy4 int, +key3a int, +key3b int, +filler1 char (200), +index i1(key1a, key1b), +index i2(key2a, key2b), +index i3(key3a, key3b) +); +create table t2 (a int); +insert into t2 values (0),(1),(2),(3),(4),(NULL); +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +select A.a, B.a, C.a, D.a, C.a, D.a from t2 A,t2 B,t2 C, t2 D; +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +select key1a, key1b, key2a, key2b, key3a, key3b from t1; +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +select key1a, key1b, key2a, key2b, key3a, key3b from t1; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +select count(*) from t1; +count(*) +5184 +explain select count(*) from t1 where +key1a = 2 and key1b is null and key2a = 2 and key2b is null; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 10,10 NULL 2 Using intersect(i1,i2); Using where; Using index +select count(*) from t1 where +key1a = 2 and key1b is null and key2a = 2 and key2b is null; +count(*) +4 +explain select count(*) from t1 where +key1a = 2 and key1b is null and key3a = 2 and key3b is null; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i3 i1,i3 10,10 NULL 2 Using intersect(i1,i3); Using where; Using index +select count(*) from t1 where +key1a = 2 and key1b is null and key3a = 2 and key3b is null; +count(*) +4 +drop table t1,t2; +create table t1 ( +id1 int, +id2 date , +index idx2 (id1,id2), +index idx1 (id2) +); +insert into t1 values(1,'20040101'), (2,'20040102'); +select * from t1 where id1 = 1 and id2= '20040101'; +id1 id2 +1 2004-01-01 +drop table t1; +drop view if exists v1; +CREATE TABLE t1 ( +`oid` int(11) unsigned NOT NULL auto_increment, +`fk_bbk_niederlassung` int(11) unsigned NOT NULL, +`fk_wochentag` int(11) unsigned NOT NULL, +`uhrzeit_von` time NOT NULL COMMENT 'HH:MM', +`uhrzeit_bis` time NOT NULL COMMENT 'HH:MM', +`geloescht` tinyint(4) NOT NULL, +`version` int(5) NOT NULL, +PRIMARY KEY (`oid`), +KEY `fk_bbk_niederlassung` (`fk_bbk_niederlassung`), +KEY `fk_wochentag` (`fk_wochentag`), +KEY `ix_version` (`version`) +) DEFAULT CHARSET=latin1; +insert into t1 values +(1, 38, 1, '08:00:00', '13:00:00', 0, 1), +(2, 38, 2, '08:00:00', '13:00:00', 0, 1), +(3, 38, 3, '08:00:00', '13:00:00', 0, 1), +(4, 38, 4, '08:00:00', '13:00:00', 0, 1), +(5, 38, 5, '08:00:00', '13:00:00', 0, 1), +(6, 38, 5, '08:00:00', '13:00:00', 1, 2), +(7, 38, 3, '08:00:00', '13:00:00', 1, 2), +(8, 38, 1, '08:00:00', '13:00:00', 1, 2), +(9, 38, 2, '08:00:00', '13:00:00', 1, 2), +(10, 38, 4, '08:00:00', '13:00:00', 1, 2), +(11, 38, 1, '08:00:00', '13:00:00', 0, 3), +(12, 38, 2, '08:00:00', '13:00:00', 0, 3), +(13, 38, 3, '08:00:00', '13:00:00', 0, 3), +(14, 38, 4, '08:00:00', '13:00:00', 0, 3), +(15, 38, 5, '08:00:00', '13:00:00', 0, 3), +(16, 38, 4, '08:00:00', '13:00:00', 0, 4), +(17, 38, 5, '08:00:00', '13:00:00', 0, 4), +(18, 38, 1, '08:00:00', '13:00:00', 0, 4), +(19, 38, 2, '08:00:00', '13:00:00', 0, 4), +(20, 38, 3, '08:00:00', '13:00:00', 0, 4), +(21, 7, 1, '08:00:00', '13:00:00', 0, 1), +(22, 7, 2, '08:00:00', '13:00:00', 0, 1), +(23, 7, 3, '08:00:00', '13:00:00', 0, 1), +(24, 7, 4, '08:00:00', '13:00:00', 0, 1), +(25, 7, 5, '08:00:00', '13:00:00', 0, 1); +create view v1 as +select +zeit1.oid AS oid, +zeit1.fk_bbk_niederlassung AS fk_bbk_niederlassung, +zeit1.fk_wochentag AS fk_wochentag, +zeit1.uhrzeit_von AS uhrzeit_von, +zeit1.uhrzeit_bis AS uhrzeit_bis, +zeit1.geloescht AS geloescht, +zeit1.version AS version +from +t1 zeit1 +where +(zeit1.version = +(select max(zeit2.version) AS `max(version)` + from t1 zeit2 +where +((zeit1.fk_bbk_niederlassung = zeit2.fk_bbk_niederlassung) and +(zeit1.fk_wochentag = zeit2.fk_wochentag) and +(zeit1.uhrzeit_von = zeit2.uhrzeit_von) and +(zeit1.uhrzeit_bis = zeit2.uhrzeit_bis) +) +) +) +and (zeit1.geloescht = 0); +select * from v1 where oid = 21; +oid fk_bbk_niederlassung fk_wochentag uhrzeit_von uhrzeit_bis geloescht version +21 7 1 08:00:00 13:00:00 0 1 +drop view v1; +drop table t1; +CREATE TABLE t1( +t_cpac varchar(2) NOT NULL, +t_vers varchar(4) NOT NULL, +t_rele varchar(2) NOT NULL, +t_cust varchar(4) NOT NULL, +filler1 char(250) default NULL, +filler2 char(250) default NULL, +PRIMARY KEY (t_cpac,t_vers,t_rele,t_cust), +UNIQUE KEY IX_4 (t_cust,t_cpac,t_vers,t_rele), +KEY IX_5 (t_vers,t_rele,t_cust) +); +insert into t1 values +('tm','2.5 ','a ',' ','',''), ('tm','2.5U','a ','stnd','',''), +('da','3.3 ','b ',' ','',''), ('da','3.3U','b ','stnd','',''), +('tl','7.6 ','a ',' ','',''), ('tt','7.6 ','a ',' ','',''), +('bc','B61 ','a ',' ','',''), ('bp','B61 ','a ',' ','',''), +('ca','B61 ','a ',' ','',''), ('ci','B61 ','a ',' ','',''), +('cp','B61 ','a ',' ','',''), ('dm','B61 ','a ',' ','',''), +('ec','B61 ','a ',' ','',''), ('ed','B61 ','a ',' ','',''), +('fm','B61 ','a ',' ','',''), ('nt','B61 ','a ',' ','',''), +('qm','B61 ','a ',' ','',''), ('tc','B61 ','a ',' ','',''), +('td','B61 ','a ',' ','',''), ('tf','B61 ','a ',' ','',''), +('tg','B61 ','a ',' ','',''), ('ti','B61 ','a ',' ','',''), +('tp','B61 ','a ',' ','',''), ('ts','B61 ','a ',' ','',''), +('wh','B61 ','a ',' ','',''), ('bc','B61U','a ','stnd','',''), +('bp','B61U','a ','stnd','',''), ('ca','B61U','a ','stnd','',''), +('ci','B61U','a ','stnd','',''), ('cp','B61U','a ','stnd','',''), +('dm','B61U','a ','stnd','',''), ('ec','B61U','a ','stnd','',''), +('fm','B61U','a ','stnd','',''), ('nt','B61U','a ','stnd','',''), +('qm','B61U','a ','stnd','',''), ('tc','B61U','a ','stnd','',''), +('td','B61U','a ','stnd','',''), ('tf','B61U','a ','stnd','',''), +('tg','B61U','a ','stnd','',''), ('ti','B61U','a ','stnd','',''), +('tp','B61U','a ','stnd','',''), ('ts','B61U','a ','stnd','',''), +('wh','B61U','a ','stnd','',''); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `t_cpac` varchar(2) NOT NULL, + `t_vers` varchar(4) NOT NULL, + `t_rele` varchar(2) NOT NULL, + `t_cust` varchar(4) NOT NULL, + `filler1` char(250) DEFAULT NULL, + `filler2` char(250) DEFAULT NULL, + PRIMARY KEY (`t_cpac`,`t_vers`,`t_rele`,`t_cust`), + UNIQUE KEY `IX_4` (`t_cust`,`t_cpac`,`t_vers`,`t_rele`), + KEY `IX_5` (`t_vers`,`t_rele`,`t_cust`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select t_vers,t_rele,t_cust,filler1 from t1 where t_vers = '7.6'; +t_vers t_rele t_cust filler1 +7.6 a +7.6 a +select t_vers,t_rele,t_cust,filler1 from t1 where t_vers = '7.6' + and t_rele='a' and t_cust = ' '; +t_vers t_rele t_cust filler1 +7.6 a +7.6 a +drop table t1; +create table t1 ( +pk int(11) not null auto_increment, +a int(11) not null default '0', +b int(11) not null default '0', +c int(11) not null default '0', +filler1 datetime, filler2 varchar(15), +filler3 longtext, +kp1 varchar(4), kp2 varchar(7), +kp3 varchar(2), kp4 varchar(4), +kp5 varchar(7), +filler4 char(1), +primary key (pk), +key idx1(a,b,c), +key idx2(c), +key idx3(kp1,kp2,kp3,kp4,kp5) +) default charset=latin1; +set @fill=NULL; +SELECT COUNT(*) FROM t1 WHERE b = 0 AND a = 0 AND c = 13286427 AND +kp1='279' AND kp2='ELM0678' AND kp3='6' AND kp4='10' AND kp5 = 'R '; +COUNT(*) +1 +drop table t1; +#---------------- 2-sweeps read Index merge test 2 ------------------------------- +SET SESSION STORAGE_ENGINE = MyISAM; +drop table if exists t1; +create table t1 ( +pk int primary key, +key1 int, +key2 int, +filler char(200), +filler2 char(200), +index(key1), +index(key2) +); +select * from t1 where (key1 >= 2 and key1 <= 10) or (pk >= 4 and pk <=8 ); +pk key1 key2 filler filler2 +10 10 10 filler-data filler-data-2 +9 9 9 filler-data filler-data-2 +8 8 8 filler-data filler-data-2 +7 7 7 filler-data filler-data-2 +6 6 6 filler-data filler-data-2 +5 5 5 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +set @maxv=1000; +select * from t1 where +(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10) +or key1=18 or key1=60; +pk key1 key2 filler filler2 +1000 1000 1000 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +60 60 60 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +18 18 18 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +1 1 1 filler-data filler-data-2 +select * from t1 where +(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10) +or key1 < 3 or key1 > @maxv-11; +pk key1 key2 filler filler2 +1000 1000 1000 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +990 990 990 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +1 1 1 filler-data filler-data-2 +select * from t1 where +(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10) +or +(key1 < 5) or (key1 > 10 and key1 < 15) or (key1 >= 50 and key1 < 55 ) or (key1 > @maxv-10); +pk key1 key2 filler filler2 +1000 1000 1000 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +1 1 1 filler-data filler-data-2 +select * from t1 where +(pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) +or +(key1 < 5) or (key1 > @maxv-10); +pk key1 key2 filler filler2 +1000 1000 1000 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +1 1 1 filler-data filler-data-2 +drop table t1; +#---------------- Clustered PK ROR-index_merge tests ----------------------------- +SET SESSION STORAGE_ENGINE = MyISAM; +drop table if exists t1; +create table t1 +( +pk1 int not null, +pk2 int not null, +key1 int not null, +key2 int not null, +pktail1ok int not null, +pktail2ok int not null, +pktail3bad int not null, +pktail4bad int not null, +pktail5bad int not null, +pk2copy int not null, +badkey int not null, +filler1 char (200), +filler2 char (200), +key (key1), +key (key2), +/* keys with tails from CPK members */ +key (pktail1ok, pk1), +key (pktail2ok, pk1, pk2), +key (pktail3bad, pk2, pk1), +key (pktail4bad, pk1, pk2copy), +key (pktail5bad, pk1, pk2, pk2copy), +primary key (pk1, pk2) +); +explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 6 Using where +select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; +pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2 +1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2 +1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2 +1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2 +1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2 +1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2 +1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2 +1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2 +1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2 +1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2 +1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2 +explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where +select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; +pk1 pk2 +95 59 +95 58 +95 57 +95 56 +95 55 +95 54 +95 53 +95 52 +95 51 +95 50 +explain select * from t1 where badkey=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1 key1 4 const 91 Using where +explain select * from t1 where pk1 < 7500 and key1 = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref PRIMARY,key1 key1 4 const 91 Using where +explain select * from t1 where pktail1ok=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail1ok pktail1ok 4 const 76 Using where +explain select * from t1 where pktail2ok=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail2ok pktail2ok 4 const 82 Using where +explain select * from t1 where (pktail2ok=1 and pk1< 50000) or key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,key1,pktail2ok pktail2ok,key1 8,4 NULL 173 Using sort_union(pktail2ok,key1); Using where +explain select * from t1 where pktail3bad=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail3bad pktail3bad 4 const 73 Using where +explain select * from t1 where pktail4bad=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail4bad pktail4bad 4 const 82 Using where +explain select * from t1 where pktail5bad=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail5bad pktail5bad 4 const 70 Using where +explain select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where +select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10; +pk1 pk2 key1 key2 +104 49 10 10 +104 48 10 10 +104 47 10 10 +104 46 10 10 +104 45 10 10 +104 44 10 10 +104 43 10 10 +104 42 10 10 +104 41 10 10 +104 40 10 10 +drop table t1; +create table t1 +( +RUNID varchar(22), +SUBMITNR varchar(5), +ORDERNR char(1), +PROGRAMM varchar(8), +TESTID varchar(4), +UCCHECK char(1), +ETEXT varchar(80), +ETEXT_TYPE char(1), +INFO char(1), +SEVERITY tinyint(3), +TADIRFLAG char(1), +PRIMARY KEY (RUNID,SUBMITNR,ORDERNR,PROGRAMM,TESTID,UCCHECK), +KEY `TVERM~KEY` (PROGRAMM,TESTID,UCCHECK) +) DEFAULT CHARSET=latin1; +update t1 set `ETEXT` = '', `ETEXT_TYPE`='', `INFO`='', `SEVERITY`='', `TADIRFLAG`='' +WHERE +`RUNID`= '' AND `SUBMITNR`= '' AND `ORDERNR`='' AND `PROGRAMM`='' AND +`TESTID`='' AND `UCCHECK`=''; +drop table t1; --- 1.18/mysql-test/r/index_merge_innodb.result 2006-08-15 16:37:50 +02:00 +++ 1.19/mysql-test/r/index_merge_innodb.result 2006-08-15 16:37:50 +02:00 @@ -1,11 +1,13 @@ +#---------------- Index merge test 2 ------------------------------------------- +SET SESSION STORAGE_ENGINE = InnoDB; drop table if exists t1,t2; create table t1 ( -key1 int not null, -key2 int not null, +key1 int not null, +key2 int not null, INDEX i1(key1), INDEX i2(key2) -) engine=innodb; +); explain select * from t1 where key1 < 5 or key2 > 197; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 8 Using sort_union(i1,i2); Using where @@ -26,7 +28,7 @@ key1 key2 2 198 3 197 4 196 -alter table t1 add str1 char (255) not null, +alter table t1 add str1 char (255) not null, add zeroval int not null default 0, add str2 char (255) not null, add str3 char (255) not null; @@ -60,7 +62,7 @@ key2 integer not null, filler char (200), index (key1), index (key2) -) engine=innodb; +); show warnings; Level Code Message explain select pk from t1 where key1 = 1 and key2 = 1; @@ -91,14 +93,14 @@ filler1 char (200), index i1(key1a, key1b), index i2(key2a, key2b), index i3(key3a, key3b) -) engine=innodb; +); create table t2 (a int); insert into t2 values (0),(1),(2),(3),(4),(NULL); -insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) select A.a, B.a, C.a, D.a, C.a, D.a from t2 A,t2 B,t2 C, t2 D; -insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) select key1a, key1b, key2a, key2b, key3a, key3b from t1; -insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) select key1a, key1b, key2a, key2b, key3a, key3b from t1; analyze table t1; Table Op Msg_type Msg_text @@ -106,19 +108,19 @@ test.t1 analyze status OK select count(*) from t1; count(*) 5184 -explain select count(*) from t1 where +explain select count(*) from t1 where key1a = 2 and key1b is null and key2a = 2 and key2b is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge i1,i2 i1,i2 10,10 NULL 4 Using intersect(i1,i2); Using where; Using index -select count(*) from t1 where +select count(*) from t1 where key1a = 2 and key1b is null and key2a = 2 and key2b is null; count(*) 4 -explain select count(*) from t1 where +explain select count(*) from t1 where key1a = 2 and key1b is null and key3a = 2 and key3b is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge i1,i3 i1,i3 10,10 NULL 4 Using intersect(i1,i3); Using where; Using index -select count(*) from t1 where +select count(*) from t1 where key1a = 2 and key1b is null and key3a = 2 and key3b is null; count(*) 4 @@ -127,8 +129,8 @@ create table t1 ( id1 int, id2 date , index idx2 (id1,id2), -index idx1 (id2) -) engine = innodb; +index idx1 (id2) +); insert into t1 values(1,'20040101'), (2,'20040102'); select * from t1 where id1 = 1 and id2= '20040101'; id1 id2 @@ -147,8 +149,8 @@ PRIMARY KEY (`oid`), KEY `fk_bbk_niederlassung` (`fk_bbk_niederlassung`), KEY `fk_wochentag` (`fk_wochentag`), KEY `ix_version` (`version`) -) ENGINE=InnoDB DEFAULT CHARSET=latin1; -insert into t1 values +) DEFAULT CHARSET=latin1; +insert into t1 values (1, 38, 1, '08:00:00', '13:00:00', 0, 1), (2, 38, 2, '08:00:00', '13:00:00', 0, 1), (3, 38, 3, '08:00:00', '13:00:00', 0, 1), @@ -174,25 +176,25 @@ insert into t1 values (23, 7, 3, '08:00:00', '13:00:00', 0, 1), (24, 7, 4, '08:00:00', '13:00:00', 0, 1), (25, 7, 5, '08:00:00', '13:00:00', 0, 1); -create view v1 as -select -zeit1.oid AS oid, +create view v1 as +select +zeit1.oid AS oid, zeit1.fk_bbk_niederlassung AS fk_bbk_niederlassung, zeit1.fk_wochentag AS fk_wochentag, -zeit1.uhrzeit_von AS uhrzeit_von, -zeit1.uhrzeit_bis AS uhrzeit_bis, +zeit1.uhrzeit_von AS uhrzeit_von, +zeit1.uhrzeit_bis AS uhrzeit_bis, zeit1.geloescht AS geloescht, zeit1.version AS version -from +from t1 zeit1 -where -(zeit1.version = +where +(zeit1.version = (select max(zeit2.version) AS `max(version)` - from t1 zeit2 -where -((zeit1.fk_bbk_niederlassung = zeit2.fk_bbk_niederlassung) and -(zeit1.fk_wochentag = zeit2.fk_wochentag) and -(zeit1.uhrzeit_von = zeit2.uhrzeit_von) and + from t1 zeit2 +where +((zeit1.fk_bbk_niederlassung = zeit2.fk_bbk_niederlassung) and +(zeit1.fk_wochentag = zeit2.fk_wochentag) and +(zeit1.uhrzeit_von = zeit2.uhrzeit_von) and (zeit1.uhrzeit_bis = zeit2.uhrzeit_bis) ) ) @@ -213,7 +215,7 @@ filler2 char(250) default NULL, PRIMARY KEY (t_cpac,t_vers,t_rele,t_cust), UNIQUE KEY IX_4 (t_cust,t_cpac,t_vers,t_rele), KEY IX_5 (t_vers,t_rele,t_cust) -) ENGINE=InnoDB; +); insert into t1 values ('tm','2.5 ','a ',' ','',''), ('tm','2.5U','a ','stnd','',''), ('da','3.3 ','b ',' ','',''), ('da','3.3U','b ','stnd','',''), @@ -275,10 +277,267 @@ primary key (pk), key idx1(a,b,c), key idx2(c), key idx3(kp1,kp2,kp3,kp4,kp5) -) engine=innodb default charset=latin1; +) default charset=latin1; set @fill=NULL; -SELECT COUNT(*) FROM t1 WHERE b = 0 AND a = 0 AND c = 13286427 AND +SELECT COUNT(*) FROM t1 WHERE b = 0 AND a = 0 AND c = 13286427 AND kp1='279' AND kp2='ELM0678' AND kp3='6' AND kp4='10' AND kp5 = 'R '; COUNT(*) 1 +drop table t1; +#---------------- 2-sweeps read Index merge test 2 ------------------------------- +SET SESSION STORAGE_ENGINE = InnoDB; +drop table if exists t1; +create table t1 ( +pk int primary key, +key1 int, +key2 int, +filler char(200), +filler2 char(200), +index(key1), +index(key2) +); +select * from t1 where (key1 >= 2 and key1 <= 10) or (pk >= 4 and pk <=8 ); +pk key1 key2 filler filler2 +2 2 2 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +9 9 9 filler-data filler-data-2 +10 10 10 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +5 5 5 filler-data filler-data-2 +6 6 6 filler-data filler-data-2 +7 7 7 filler-data filler-data-2 +8 8 8 filler-data filler-data-2 +set @maxv=1000; +select * from t1 where +(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10) +or key1=18 or key1=60; +pk key1 key2 filler filler2 +18 18 18 filler-data filler-data-2 +60 60 60 filler-data filler-data-2 +1 1 1 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +1000 1000 1000 filler-data filler-data-2 +select * from t1 where +(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10) +or key1 < 3 or key1 > @maxv-11; +pk key1 key2 filler filler2 +990 990 990 filler-data filler-data-2 +1 1 1 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +1000 1000 1000 filler-data filler-data-2 +select * from t1 where +(pk < 5) or (pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) or (pk > @maxv-10) +or +(key1 < 5) or (key1 > 10 and key1 < 15) or (key1 >= 50 and key1 < 55 ) or (key1 > @maxv-10); +pk key1 key2 filler filler2 +1 1 1 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +1000 1000 1000 filler-data filler-data-2 +select * from t1 where +(pk > 10 and pk < 15) or (pk >= 50 and pk < 55 ) +or +(key1 < 5) or (key1 > @maxv-10); +pk key1 key2 filler filler2 +1 1 1 filler-data filler-data-2 +2 2 2 filler-data filler-data-2 +3 3 3 filler-data filler-data-2 +4 4 4 filler-data filler-data-2 +991 991 991 filler-data filler-data-2 +992 992 992 filler-data filler-data-2 +993 993 993 filler-data filler-data-2 +994 994 994 filler-data filler-data-2 +995 995 995 filler-data filler-data-2 +996 996 996 filler-data filler-data-2 +997 997 997 filler-data filler-data-2 +998 998 998 filler-data filler-data-2 +999 999 999 filler-data filler-data-2 +1000 1000 1000 filler-data filler-data-2 +11 11 11 filler-data filler-data-2 +12 12 12 filler-data filler-data-2 +13 13 13 filler-data filler-data-2 +14 14 14 filler-data filler-data-2 +50 50 50 filler-data filler-data-2 +51 51 51 filler-data filler-data-2 +52 52 52 filler-data filler-data-2 +53 53 53 filler-data filler-data-2 +54 54 54 filler-data filler-data-2 +drop table t1; +#---------------- Clustered PK ROR-index_merge tests ----------------------------- +SET SESSION STORAGE_ENGINE = InnoDB; +drop table if exists t1; +create table t1 +( +pk1 int not null, +pk2 int not null, +key1 int not null, +key2 int not null, +pktail1ok int not null, +pktail2ok int not null, +pktail3bad int not null, +pktail4bad int not null, +pktail5bad int not null, +pk2copy int not null, +badkey int not null, +filler1 char (200), +filler2 char (200), +key (key1), +key (key2), +/* keys with tails from CPK members */ +key (pktail1ok, pk1), +key (pktail2ok, pk1, pk2), +key (pktail3bad, pk2, pk1), +key (pktail4bad, pk1, pk2copy), +key (pktail5bad, pk1, pk2, pk2copy), +primary key (pk1, pk2) +); +explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using where +select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; +pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2 +1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2 +1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2 +1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2 +1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2 +1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2 +1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2 +1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2 +1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2 +1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2 +1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2 +explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where; Using index +select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; +pk1 pk2 +95 50 +95 51 +95 52 +95 53 +95 54 +95 55 +95 56 +95 57 +95 58 +95 59 +explain select * from t1 where badkey=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1 key1 4 const 100 Using where +explain select * from t1 where pk1 < 7500 and key1 = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,key1 key1,PRIMARY 4,4 NULL ROWS Using intersect(key1,PRIMARY); Using where +explain select * from t1 where pktail1ok=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,pktail1ok key1,pktail1ok 4,4 NULL 1 Using intersect(key1,pktail1ok); Using where +explain select * from t1 where pktail2ok=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,pktail2ok key1,pktail2ok 4,4 NULL 1 Using intersect(key1,pktail2ok); Using where +explain select * from t1 where (pktail2ok=1 and pk1< 50000) or key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,key1,pktail2ok pktail2ok,key1 8,4 NULL 199 Using sort_union(pktail2ok,key1); Using where +explain select * from t1 where pktail3bad=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail3bad key1 4 const 100 Using where +explain select * from t1 where pktail4bad=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail4bad key1 4 const 100 Using where +explain select * from t1 where pktail5bad=1 and key1=10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref key1,pktail5bad key1 4 const 100 Using where +explain select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where; Using index +select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10; +pk1 pk2 key1 key2 +95 50 10 10 +95 51 10 10 +95 52 10 10 +95 53 10 10 +95 54 10 10 +95 55 10 10 +95 56 10 10 +95 57 10 10 +95 58 10 10 +95 59 10 10 +drop table t1; +create table t1 +( +RUNID varchar(22), +SUBMITNR varchar(5), +ORDERNR char(1), +PROGRAMM varchar(8), +TESTID varchar(4), +UCCHECK char(1), +ETEXT varchar(80), +ETEXT_TYPE char(1), +INFO char(1), +SEVERITY tinyint(3), +TADIRFLAG char(1), +PRIMARY KEY (RUNID,SUBMITNR,ORDERNR,PROGRAMM,TESTID,UCCHECK), +KEY `TVERM~KEY` (PROGRAMM,TESTID,UCCHECK) +) DEFAULT CHARSET=latin1; +update t1 set `ETEXT` = '', `ETEXT_TYPE`='', `INFO`='', `SEVERITY`='', `TADIRFLAG`='' +WHERE +`RUNID`= '' AND `SUBMITNR`= '' AND `ORDERNR`='' AND `PROGRAMM`='' AND +`TESTID`='' AND `UCCHECK`=''; drop table t1; --- 1.9/mysql-test/t/index_merge_ror.test 2006-08-15 16:37:50 +02:00 +++ 1.11/mysql-test/include/index_merge_ror.inc 2006-08-15 16:37:50 +02:00 @@ -1,10 +1,19 @@ +# include/index_merge_ror.inc # -# ROR-index_merge tests. +# ROR-index_merge tests. # +# Note: The comments/expectations refer to MyISAM. +# They might be not valid for other storage engines. +# +# t/index_merge_ror.test + +--echo #---------------- ROR-index_merge tests ----------------------- + +eval SET SESSION STORAGE_ENGINE = $engine_type; + --disable_warnings drop table if exists t0,t1,t2; --enable_warnings ---disable_query_log create table t1 ( /* Field names reflect value(rowid) distribution, st=STairs, swt= SaWTooth */ @@ -29,7 +38,7 @@ create table t1 filler4 char (200), filler5 char (200), filler6 char (200), - + /* order of keys is important */ key sta_swt12a(st_a,swt1a,swt2a), key sta_swt1a(st_a,swt1a), @@ -47,21 +56,26 @@ create table t1 key(key4) ) ; -# Fill table +# Fill table create table t0 as select * from t1; +--disable_query_log +--echo # Printing of many insert into t0 values (....) disabled. let $cnt=1000; while ($cnt) { eval insert into t0 values (1, 2, 3, 1, 2, 3, 0, 0, 0, 0, 'data1', 'data2', 'data3', 'data4', 'data5', 'data6'); dec $cnt; } +--enable_query_log alter table t1 disable keys; +--disable_query_log +--echo # Printing of many insert into t1 select .... from t0 disabled. let $1=4; while ($1) { let $2=4; - while ($2) + while ($2) { let $3=4; while ($3) @@ -74,6 +88,7 @@ while ($1) dec $1; } +--echo # Printing of many insert into t1 (...) values (....) disabled. # Row retrieval tests # -1 is used for values 'out of any range we are using' # insert enough rows for index intersection to be used for (key1,key2) @@ -90,17 +105,17 @@ while ($cnt) eval insert into t1 (key1, key2, key3, key4, filler1) values (-1, 100, -1, 100,'key2-key4'); dec $cnt; } -alter table t1 enable keys; --enable_query_log +alter table t1 enable keys; select count(*) from t1; -# One row results tests for cases where a single row matches all conditions +# One row results tests for cases where a single row matches all conditions explain select key1,key2 from t1 where key1=100 and key2=100; select key1,key2 from t1 where key1=100 and key2=100; explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100; -# Several-rows results +# Several-rows results insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, -1, -1, 'key1-key2'); insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 100, 100, 'key4-key3'); @@ -150,7 +165,7 @@ explain select key1,key2 from t1 where k select key1,key2 from t1 where key1=100 and key2=100; # ROR-union tests with various cases. -# All scans returning duplicate rows: +# All scans returning duplicate rows: insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-1'); insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-2'); insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-3'); @@ -169,7 +184,7 @@ explain select key1,key2,key3,key4,fille select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200; ## -## Optimizer tests +## Optimizer tests ## # Check that the shortest key is used for ROR-intersection, covering and non-covering. @@ -179,9 +194,9 @@ explain select st_a,st_b from t1 where s # Check if "ingore index" syntax works explain select st_a from t1 ignore index (st_a) where st_a=1 and st_b=1; -# Do many tests +# Do many tests # Check that keys that don't improve selectivity are skipped. -# +# # Different value on 32 and 64 bit --replace_result sta_swt12a sta_swt21a sta_swt12a, sta_swt12a, @@ -191,25 +206,25 @@ explain select * from t1 where st_b=1 an explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; -explain select * from t1 ignore index (sta_swt21a, stb_swt1a_2b) +explain select * from t1 ignore index (sta_swt21a, stb_swt1a_2b) where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; -explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b) +explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b) where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; -explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b, stb_swt1b) +explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b, stb_swt1b) where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; -explain select * from t1 +explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1; -explain select * from t1 +explain select * from t1 where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1; -explain select st_a from t1 +explain select st_a from t1 where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1; -explain select st_a from t1 +explain select st_a from t1 where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1; drop table t0,t1; @@ -240,7 +255,7 @@ insert into t2 select * from t2; select count(a) from t2 where a='BBBBBBBB'; select count(a) from t2 where b='BBBBBBBB'; -# BUG#1: +# BUG#1: --replace_result a a_or_b b a_or_b explain select count(a) from t2 where a='AAAAAAAA' and b='AAAAAAAA'; select count(a) from t2 where a='AAAAAAAA' and b='AAAAAAAA'; --- 1.8/mysql-test/t/index_merge_ror_cpk.test 2006-08-15 16:37:50 +02:00 +++ 1.10/mysql-test/include/index_merge_ror_cpk.inc 2006-08-15 16:37:50 +02:00 @@ -1,7 +1,15 @@ +# include/index_merge_ror_cpk.inc # # Clustered PK ROR-index_merge tests # --- source include/have_innodb.inc +# Note: The comments/expectations refer to InnoDB. +# They might be not valid for other storage engines. +# +# t/index_merge_ror_cpk.test + +--echo #---------------- Clustered PK ROR-index_merge tests ----------------------------- + +eval SET SESSION STORAGE_ENGINE = $engine_type; --disable_warnings drop table if exists t1; @@ -9,14 +17,14 @@ drop table if exists t1; create table t1 ( - pk1 int not null, + pk1 int not null, pk2 int not null, - + key1 int not null, key2 int not null, - pktail1ok int not null, - pktail2ok int not null, + pktail1ok int not null, + pktail2ok int not null, pktail3bad int not null, pktail4bad int not null, pktail5bad int not null, @@ -37,7 +45,7 @@ create table t1 key (pktail5bad, pk1, pk2, pk2copy), primary key (pk1, pk2) -) engine=innodb; +); --disable_query_log set autocommit=0; @@ -50,13 +58,13 @@ while ($1) set autocommit=1; --enable_query_log -# Verify that range scan on CPK is ROR -# (use index_intersection because it is impossible to check that for index union) +# Verify that range scan on CPK is ROR +# (use index_intersection because it is impossible to check that for index union) explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; # CPK scan + 1 ROR range scan is a special case select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; -# Verify that CPK fields are considered to be covered by index scans +# Verify that CPK fields are considered to be covered by index scans explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; @@ -65,12 +73,13 @@ select pk1,pk2 from t1 where key1 = 10 a explain select * from t1 where badkey=1 and key1=10; --replace_column 9 ROWS explain select * from t1 where pk1 < 7500 and key1 = 10; - + # Verify that keys with 'tails' of PK members are ok. explain select * from t1 where pktail1ok=1 and key1=10; explain select * from t1 where pktail2ok=1 and key1=10; -select ' The following is actually a deficiency, it uses sort_union currently:' as 'note:'; +# Note: The following is actually a deficiency, it uses sort_union currently. +# This comment refers to InnoDB and is probably not valid for other engines. explain select * from t1 where (pktail2ok=1 and pk1< 50000) or key1=10; # The expected rows differs a bit from platform to platform @@ -79,33 +88,33 @@ explain select * from t1 where pktail3ba explain select * from t1 where pktail4bad=1 and key1=10; explain select * from t1 where pktail5bad=1 and key1=10; -# Test for problem with innodb key values prefetch buffer: +# Test for problem with innodb key values prefetch buffer: explain select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10; select pk1,pk2,key1,key2 from t1 where key1 = 10 and key2=10 limit 10; drop table t1; # Testcase for BUG#4984 create table t1 -( - RUNID varchar(22), - SUBMITNR varchar(5), - ORDERNR char(1) , - PROGRAMM varchar(8), - TESTID varchar(4), - UCCHECK char(1), - ETEXT varchar(80), +( + RUNID varchar(22), + SUBMITNR varchar(5), + ORDERNR char(1), + PROGRAMM varchar(8), + TESTID varchar(4), + UCCHECK char(1), + ETEXT varchar(80), ETEXT_TYPE char(1), - INFO char(1), - SEVERITY tinyint(3), - TADIRFLAG char(1), - PRIMARY KEY (RUNID,SUBMITNR,ORDERNR,PROGRAMM,TESTID,UCCHECK), + INFO char(1), + SEVERITY tinyint(3), + TADIRFLAG char(1), + PRIMARY KEY (RUNID,SUBMITNR,ORDERNR,PROGRAMM,TESTID,UCCHECK), KEY `TVERM~KEY` (PROGRAMM,TESTID,UCCHECK) -) ENGINE=InnoDB DEFAULT CHARSET=latin1; - -update t1 set `ETEXT` = '', `ETEXT_TYPE`='', `INFO`='', `SEVERITY`='', `TADIRFLAG`='' -WHERE - `RUNID`= '' AND `SUBMITNR`= '' AND `ORDERNR`='' AND `PROGRAMM`='' AND - `TESTID`='' AND `UCCHECK`=''; +) DEFAULT CHARSET=latin1; + +update t1 set `ETEXT` = '', `ETEXT_TYPE`='', `INFO`='', `SEVERITY`='', `TADIRFLAG`='' +WHERE + `RUNID`= '' AND `SUBMITNR`= '' AND `ORDERNR`='' AND `PROGRAMM`='' AND + `TESTID`='' AND `UCCHECK`=''; drop table t1;
| Thread | ||
|---|---|---|
| • bk commit into 5.1 tree (mleich:1.2276) | mleich | 15 Aug |
© 1995-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
Page generated in 1.137 sec. using MySQL 5.1.14-beta-log