Commit 5e54b63f authored by unknown's avatar unknown
Browse files

Merge epotemkin@bk-internal.mysql.com:/home/bk/mysql-5.0 

into moonbone.local:/work/17726-bug-5.0-mysql


sql/item_cmpfunc.cc:
  Auto merged
parents 6c81f343 cc7a75e6

mysql-test/r/view.result

+14 −0
Original line number Diff line number Diff line
@@ -2539,3 +2539,17 @@ drop view v1; 
//

View	Create View

v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache `test`.`t1`.`id` AS `id` from `t1`

create table t1(f1 int, f2 int);

create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb

.f1 and ta.f2=tb.f2;

insert into t1 values(1,1),(2,2);

create view v2 as select * from v1 where a > 1 with check option;

select * from v2;

a	b

2	2

update v2 set b=3 where a=2;

select * from v2;

a	b

3	3

drop view v2, v1;

drop table t1;

mysql-test/t/view.test

+14 −0
Original line number Diff line number Diff line
@@ -2385,3 +2385,17 @@ show create view v1; 
drop view v1;

//

delimiter ;//



#

# Bug#17726 Not checked empty list caused endless loop

#

create table t1(f1 int, f2 int);

create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb

.f1 and ta.f2=tb.f2;

insert into t1 values(1,1),(2,2);

create view v2 as select * from v1 where a > 1 with check option;

select * from v2;

update v2 set b=3 where a=2;

select * from v2;

drop view v2, v1;

drop table t1;

sql/item_cmpfunc.cc

+2 −1
Original line number Diff line number Diff line
@@ -2547,7 +2547,8 @@ Item_cond::fix_fields(THD *thd, Item **ref) 
  {

    table_map tmp_table_map;

    while (item->type() == Item::COND_ITEM &&

	   ((Item_cond*) item)->functype() == functype())

	   ((Item_cond*) item)->functype() == functype() &&

           !((Item_cond*) item)->list.is_empty())

    {						// Identical function

      li.replace(((Item_cond*) item)->list);

      ((Item_cond*) item)->list.empty();