diff options
Diffstat (limited to 'sql/item_subselect.cc')
| -rw-r--r-- | sql/item_subselect.cc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sql/item_subselect.cc b/sql/item_subselect.cc index e3cb82df170..16ef8a192c5 100644 --- a/sql/item_subselect.cc +++ b/sql/item_subselect.cc @@ -2135,10 +2135,13 @@ Item_in_subselect::create_single_in_to_exists_cond(JOIN *join, } else { + /* + No need to use real_item for the item, as the ref items that are possible + in the subquery either belong to views or to the parent select. + For such case we need to refer to the reference and not to the original + item. + */ Item *item= (Item*) select_lex->item_list.head(); - if (item->type() != REF_ITEM || - ((Item_ref*)item)->ref_type() != Item_ref::VIEW_REF) - item= item->real_item(); if (select_lex->table_list.elements) { |