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remove dd_frm_type(), dd_frm_storage_engine(), dd_check_storage_engine_flag()

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from everywhere - now RENAME, SHOW FULL TABLES, and TRUNCATE work with discovery.
improve error messages in truncate
This commit is contained in:
Sergei Golubchik
2013-04-09 15:50:30 +02:00
parent 15c936e4b3
commit cdc01e29d3
23 changed files with 213 additions and 243 deletions
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22
sql/sql_truncate.cc
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@ -341,9 +341,27 @@ bool Truncate_statement::lock_table(THD *thd, TABLE_LIST *table_ref,
MYSQL_OPEN_SKIP_TEMPORARY))
DBUG_RETURN(TRUE);
if (dd_check_storage_engine_flag(thd, table_ref->db, table_ref->table_name,
HTON_CAN_RECREATE, hton_can_recreate))
handlerton *hton;
if (!ha_table_exists(thd, table_ref->db, table_ref->table_name, &hton) ||
hton == view_pseudo_hton)
{
my_error(ER_NO_SUCH_TABLE, MYF(0), table_ref->db, table_ref->table_name);
DBUG_RETURN(TRUE);
}
if (!hton)
{
/*
The table exists, but its storage engine is unknown, perhaps not
loaded at the moment. We need to open and parse the frm to know the
storage engine in question, so let's proceed with the truncation and
try to open the table. This will produce the correct error message
about unknown engine.
*/
*hton_can_recreate= false;
}
else
*hton_can_recreate= hton->flags & HTON_CAN_RECREATE;
}
/*