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Changed compare in MyISAM to use my_pread()

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Fixed that @VAR shows all decimals
Fixed problem with FLUSH TABLES and LOCK TABLE
CREATE ... SELECT now creates keys later
Reset AUTO_INCREMENT order if droping AUTO_INCREMENT key
This commit is contained in:
monty@tik.mysql.fi
2001-06-11 15:01:28 +03:00
parent b79da88808
commit 1f409baf4c
18 changed files with 596 additions and 66 deletions
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9
sql/sql_table.cc
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@@ -1233,7 +1233,16 @@ int mysql_alter_table(THD *thd,char *new_db, char *new_name,
{
if (drop->type == Alter_drop::COLUMN &&
!my_strcasecmp(field->field_name, drop->name))
{
/* Reset auto_increment value if it was dropped */
if (MTYP_TYPENR(field->unireg_check) == Field::NEXT_NUMBER &&
!(create_info->used_fields & HA_CREATE_USED_AUTO))
{
create_info->auto_increment_value=0;
create_info->used_fields|=HA_CREATE_USED_AUTO;
}
break;
}
}
if (drop)
{