diff options
Diffstat (limited to 'sql/sql_base.cc')
| -rw-r--r-- | sql/sql_base.cc | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/sql/sql_base.cc b/sql/sql_base.cc index 48855892567..ab59610f485 100644 --- a/sql/sql_base.cc +++ b/sql/sql_base.cc @@ -1867,6 +1867,34 @@ bool open_and_lock_tables(THD *thd, TABLE_LIST *tables) /* + Open all tables in list and process derived tables + + SYNOPSIS + open_normal_and_derived_tables + thd - thread handler + tables - list of tables for open&locking + + RETURN + FALSE - ok + TRUE - error + + NOTE + This is to be used on prepare stage when you don't read any + data from the tables. +*/ + +int open_normal_and_derived_tables(THD *thd, TABLE_LIST *tables) +{ + uint counter; + DBUG_ENTER("open_normal_and_derived_tables"); + if (open_tables(thd, tables, &counter)) + DBUG_RETURN(-1); /* purecov: inspected */ + relink_tables_for_derived(thd); + DBUG_RETURN(mysql_handle_derived(thd->lex)); +} + + +/* Let us propagate pointers to open tables from global table list to table lists for multi-delete */ |