bk commit into 5.1 tree (svoj:1.2677) BUG#32817

[Sergey Vojtovich]

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5.1 repository of svoj. When svoj does a push these changes will
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ChangeSet@stripped, 2007-12-07 14:44:03+04:00, svoj@stripped +3 -0
  BUG#32817 - though CSV is marked as supported create table is rejected
              with error 1005.
  
  CSV doesn't support nullable fields. Report descriptive error if create
  table with nullable field is requested.

  mysql-test/r/csv.result@stripped, 2007-12-07 14:44:01+04:00, svoj@stripped +8 -2
    A test case for BUG#32817.

  mysql-test/t/csv.test@stripped, 2007-12-07 14:44:01+04:00, svoj@stripped +9 -2
    A test case for BUG#32817.

  storage/csv/ha_tina.cc@stripped, 2007-12-07 14:44:01+04:00, svoj@stripped +4 -1
    CSV doesn't support nullable fields. Report descriptive error if create
    table with nullable field is requested.

diff -Nrup a/mysql-test/r/csv.result b/mysql-test/r/csv.result
--- a/mysql-test/r/csv.result	2007-10-26 05:25:14 +05:00
+++ b/mysql-test/r/csv.result	2007-12-07 14:44:01 +04:00
@@ -5364,13 +5364,19 @@ BIN(a)
 0
 drop table t1;
 create table t1(a enum('foo','bar') default null) engine=csv;
-ERROR HY000: Can't create table 'test.t1' (errno: -1)
+ERROR 42000: The storage engine for the table doesn't support nullable columns
 create table t1(a enum('foo','bar') default 'foo') engine=csv;
-ERROR HY000: Can't create table 'test.t1' (errno: -1)
+ERROR 42000: The storage engine for the table doesn't support nullable columns
 create table t1(a enum('foo','bar') default 'foo' not null) engine=csv;
 insert into t1 values();
 select * from t1;
 a
 foo
 drop table t1;
+CREATE TABLE t1(a INT) ENGINE=CSV;
+ERROR 42000: The storage engine for the table doesn't support nullable columns
+SHOW WARNINGS;
+Level	Code	Message
+Error	1178	The storage engine for the table doesn't support nullable columns
+Error	1005	Can't create table 'test.t1' (errno: 138)
 End of 5.1 tests
diff -Nrup a/mysql-test/t/csv.test b/mysql-test/t/csv.test
--- a/mysql-test/t/csv.test	2007-10-26 05:25:33 +05:00
+++ b/mysql-test/t/csv.test	2007-12-07 14:44:01 +04:00
@@ -1755,9 +1755,9 @@ insert into t1 values();
 select BIN(a) from t1;
 drop table t1;
 # We prevent creation of table with nullable ENUM
---error ER_CANT_CREATE_TABLE
+--error ER_CHECK_NOT_IMPLEMENTED
 create table t1(a enum('foo','bar') default null) engine=csv;
---error ER_CANT_CREATE_TABLE
+--error ER_CHECK_NOT_IMPLEMENTED
 create table t1(a enum('foo','bar') default 'foo') engine=csv;
 # Enum columns must be specified as NOT NULL
 create table t1(a enum('foo','bar') default 'foo' not null) engine=csv;
@@ -1765,5 +1765,12 @@ insert into t1 values();
 select * from t1;
 drop table t1;
 
+#
+# BUG#32817 - though CSV is marked as supported create table is rejected
+#             with error 1005.
+#
+--error ER_CHECK_NOT_IMPLEMENTED
+CREATE TABLE t1(a INT) ENGINE=CSV;
+SHOW WARNINGS;
 
 --echo End of 5.1 tests
diff -Nrup a/storage/csv/ha_tina.cc b/storage/csv/ha_tina.cc
--- a/storage/csv/ha_tina.cc	2007-11-27 14:01:02 +04:00
+++ b/storage/csv/ha_tina.cc	2007-12-07 14:44:01 +04:00
@@ -1486,7 +1486,10 @@ int ha_tina::create(const char *name, TA
   for (Field **field= table_arg->s->field; *field; field++)
   {
     if ((*field)->real_maybe_null())
-      DBUG_RETURN(-1);
+    {
+      my_error(ER_CHECK_NOT_IMPLEMENTED, MYF(0), "nullable columns");
+      DBUG_RETURN(HA_ERR_UNSUPPORTED);
+    }
   }