Fix for a bug #2799.

Multi-table delete's with tables having foreign key constraints
did not return the error.

Also added tests for multi-table updates.
 

1 files changed, 13 insertions, 0 deletions

diff --git a/mysql-test/r/multi_update.result b/mysql-test/r/multi_update.result
index 31be96fc0fd..5a18a12507e 100644
--- a/mysql-test/r/multi_update.result
+++ b/mysql-test/r/multi_update.result
@@ -360,3 +360,16 @@ where 0=1;
 delete t1, t2 from t2,t1 
 where t1.id1=t2.id2 and 0=1;
 drop table t1,t2;
+create table `t1` (`id` int( 11 ) not null  ,primary key ( `id` )) type = innodb;
+insert into `t1`values ( 1 ) ;
+create table `t2` (`id` int( 11 ) not null default '0',unique key `id` ( `id` ) ,constraint `t1_id_fk` foreign key ( `id` ) references `t1` (`id` )) type = innodb;
+insert into `t2`values ( 1 ) ;
+create table `t3` (`id` int( 11 ) not null default '0',key `id` ( `id` ) ,constraint `t2_id_fk` foreign key ( `id` ) references `t2` (`id` )) type = innodb;
+insert into `t3`values ( 1 ) ;
+delete t3,t2,t1 from t1,t2,t3 where t1.id =1 and t2.id = t1.id and t3.id = t2.id;
+Cannot delete or update a parent row: a foreign key constraint fails
+update t1,t2,t3 set t3.id=5, t2.id=6, t1.id=7  where t1.id =1 and t2.id = t1.id and t3.id = t2.id;
+Cannot delete or update a parent row: a foreign key constraint fails
+update t3 set  t3.id=7  where t1.id =1 and t2.id = t1.id and t3.id = t2.id;
+Unknown table 't1' in where clause
+drop table t3,t2,t1;