database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

BUG#24127: wrong result for (null,not-null) IN (SELECT a,b ...):

Browse Source 
Fixed typo problem that surfaced after the merge
This commit is contained in:
unknown
2007-01-25 02:27:28 +03:00
parent 130523af45
commit a34166065d
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
sql/sql_select.cc
View File

@ -2973,14 +2973,14 @@ add_key_fields(JOIN *join, KEY_FIELD **key_fields, uint *and_level,
if (cond->type() == Item::FUNC_ITEM &&
((Item_func*)cond)->functype() == Item_func::TRIG_COND_FUNC)
{
cond= ((Item_func*)cond)->arguments()[0];
Item *cond_arg= ((Item_func*)cond)->arguments()[0];
if (!join->group_list && !join->order &&
join->unit->item &&
join->unit->item->substype() == Item_subselect::IN_SUBS &&
!join->unit->first_select()->next_select())
{
KEY_FIELD *save= *key_fields;
add_key_fields(join, key_fields, and_level, cond, usable_tables,
add_key_fields(join, key_fields, and_level, cond_arg, usable_tables,
sargables);
// Indicate that this ref access candidate is for subquery lookup:
for (; save != *key_fields; save++)