diff options
Diffstat (limited to 'sql/table.cc')
| -rw-r--r-- | sql/table.cc | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/sql/table.cc b/sql/table.cc index 7ea04ed3e15..181014df9f4 100644 --- a/sql/table.cc +++ b/sql/table.cc @@ -316,6 +316,9 @@ TABLE_SHARE *alloc_table_share(TABLE_LIST *table_list, char *key, share->table_map_id= ~0UL; share->cached_row_logging_check= -1; + share->used_tables.empty(); + share->free_tables.empty(); + memcpy((char*) &share->mem_root, (char*) &mem_root, sizeof(mem_root)); pthread_mutex_init(&share->mutex, MY_MUTEX_INIT_FAST); pthread_cond_init(&share->cond, NULL); @@ -382,6 +385,9 @@ void init_tmp_table_share(THD *thd, TABLE_SHARE *share, const char *key, */ share->table_map_id= (ulong) thd->query_id; + share->used_tables.empty(); + share->free_tables.empty(); + DBUG_VOID_RETURN; } @@ -4832,6 +4838,20 @@ size_t max_row_length(TABLE *table, const uchar *data) return length; } + +/** + Helper function which allows to allocate metadata lock request + objects for all elements of table list. +*/ + +void alloc_mdl_locks(TABLE_LIST *table_list, MEM_ROOT *root) +{ + for ( ; table_list ; table_list= table_list->next_global) + table_list->mdl_lock= mdl_alloc_lock(0, table_list->db, + table_list->table_name, root); +} + + /***************************************************************************** ** Instansiate templates *****************************************************************************/ |