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small cleanup

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This commit is contained in:
Sergei Golubchik
2017-08-12 17:36:47 +02:00
parent 87f39bf824
commit 28ddc9b3bb
1 changed files with 10 additions and 15 deletions
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25
sql/sql_table.cc
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@ -7615,20 +7615,18 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
while ((drop=drop_it++))
{
if (drop->type == Alter_drop::COLUMN &&
!my_strcasecmp(system_charset_info,field->field_name, drop->name))
{
/* Reset auto_increment value if it was dropped */
if (MTYP_TYPENR(field->unireg_check) == Field::NEXT_NUMBER &&
!(used_fields & HA_CREATE_USED_AUTO))
{
create_info->auto_increment_value=0;
create_info->used_fields|=HA_CREATE_USED_AUTO;
}
!my_strcasecmp(system_charset_info, field->field_name, drop->name))
break;
}
}
if (drop)
{
/* Reset auto_increment value if it was dropped */
if (MTYP_TYPENR(field->unireg_check) == Field::NEXT_NUMBER &&
!(used_fields & HA_CREATE_USED_AUTO))
{
create_info->auto_increment_value=0;
create_info->used_fields|=HA_CREATE_USED_AUTO;
}
if (table->s->tmp_table == NO_TMP_TABLE)
(void) delete_statistics_for_column(thd, table, field);
drop_it.remove();
@ -8975,11 +8973,8 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
alter_info->requested_algorithm !=
Alter_info::ALTER_TABLE_ALGORITHM_INPLACE)
|| is_inplace_alter_impossible(table, create_info, alter_info)
#ifdef WITH_PARTITION_STORAGE_ENGINE
|| (partition_changed &&
!(table->s->db_type()->partition_flags() & HA_USE_AUTO_PARTITION))
#endif
)
|| IF_PARTITIONING((partition_changed &&
!(table->s->db_type()->partition_flags() & HA_USE_AUTO_PARTITION)), 0))
{
if (alter_info->requested_algorithm ==
Alter_info::ALTER_TABLE_ALGORITHM_INPLACE)