diff options
Diffstat (limited to 'sql/item_subselect.cc')
| -rw-r--r-- | sql/item_subselect.cc | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/sql/item_subselect.cc b/sql/item_subselect.cc index e2058475d0e..ad6dba01ad6 100644 --- a/sql/item_subselect.cc +++ b/sql/item_subselect.cc @@ -276,7 +276,11 @@ bool Item_subselect::fix_fields(THD *thd_param, Item **ref) { if (sl->tvc) { - wrap_tvc_into_select(thd, sl); + if (!(sl= wrap_tvc_into_select(thd, sl))) + { + res= TRUE; + goto end; + } } } @@ -380,7 +384,7 @@ bool Item_subselect::mark_as_eliminated_processor(void *arg) bool Item_subselect::eliminate_subselect_processor(void *arg) { unit->item= NULL; - unit->exclude_from_tree(); + unit->exclude(); eliminated= TRUE; return FALSE; } @@ -449,6 +453,26 @@ bool Item_subselect::mark_as_dependent(THD *thd, st_select_lex *select, /* + @brief + Update the table bitmaps for the outer references used within a subquery +*/ + +bool Item_subselect::update_table_bitmaps_processor(void *arg) +{ + List_iterator<Ref_to_outside> it(upper_refs); + Ref_to_outside *upper; + + while ((upper= it++)) + { + if (upper->item && + upper->item->walk(&Item::update_table_bitmaps_processor, FALSE, arg)) + return TRUE; + } + return FALSE; +} + + +/* Adjust attributes after our parent select has been merged into grandparent DESCRIPTION |