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Don't allow adding AS ROW START column to a not versioned table

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This commit is contained in:
Sergei Golubchik
2018-02-08 22:50:57 +01:00
parent bc0ac28f69
commit f3a49e7020
3 changed files with 12 additions and 1 deletions
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8
sql/sql_table.cc
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@ -3090,7 +3090,7 @@ void promote_first_timestamp_column(List<Create_field> *column_definitions)
column_definition->default_value == NULL && // no constant default,
column_definition->unireg_check == Field::NONE && // no function default
column_definition->vcol_info == NULL &&
!(column_definition->flags & (VERS_SYS_START_FLAG | VERS_SYS_END_FLAG))) // column isn't generated
!(column_definition->flags & VERS_SYSTEM_FIELD)) // column isn't generated
{
DBUG_PRINT("info", ("First TIMESTAMP column '%s' was promoted to "
"DEFAULT CURRENT_TIMESTAMP ON UPDATE "
@ -8079,6 +8079,12 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
alter_ctx->datetime_field= def;
alter_ctx->error_if_not_empty= TRUE;
}
if (def->flags & VERS_SYSTEM_FIELD &&
!(alter_info->flags & Alter_info::ALTER_ADD_SYSTEM_VERSIONING))
{
my_error(ER_VERS_NOT_VERSIONED, MYF(0), table->s->table_name.str);
goto err;
}
if (!def->after.str)
new_create_list.push_back(def, thd->mem_root);
else