branches/5.1: Merge a change from MySQL AB:

ChangeSet@2007-10-13 15:49:42+03:00, aelkin@koti.dsl.inet.fi

Bug #29136 erred multi-delete on trans table does not rollback the statement

innodb.test, innodb.result: trans table specific test added

mysql-test/innodb.result

@@ -1062,6 +1062,19 @@ select count(*) from t2 /* must be 2 as restored after rollback caused by the er
 count(*)
 2
 drop table t1, t2;
+drop table if exists t1, t2;
+CREATE TABLE t1 (a int, PRIMARY KEY (a));
+CREATE TABLE t2 (a int, PRIMARY KEY (a)) ENGINE=InnoDB;
+create trigger trg_del_t2 after  delete on t2 for each row
+insert into t1 values (1);
+insert into t1 values (1);
+insert into t2 values (1),(2);
+delete t2 from t2;
+ERROR 23000: Duplicate entry '1' for key 1
+select count(*) from t2 /* must be 2 as restored after rollback caused by the error */;
+count(*)
+2
+drop table t1, t2;
 create table t1 (a int, b int) engine=innodb;
 insert into t1 values(20,null);
 select t2.b, ifnull(t2.b,"this is null") from t1 as t2 left join t1 as t3 on

mysql-test/innodb.test

@@ -752,6 +752,38 @@ select count(*) from t2 /* must be 2 as restored after rollback caused by the er
 drop table t1, t2;
 
 
+#
+# Bug #29136  	erred multi-delete on trans table does not rollback 
+#
+
+# prepare
+--disable_warnings
+drop table if exists t1, t2;
+--enable_warnings
+CREATE TABLE t1 (a int, PRIMARY KEY (a));
+CREATE TABLE t2 (a int, PRIMARY KEY (a)) ENGINE=InnoDB;
+create trigger trg_del_t2 after  delete on t2 for each row
+       insert into t1 values (1);
+insert into t1 values (1);
+insert into t2 values (1),(2);
+
+
+# exec cases A, B - see multi_update.test
+
+# A. send_error() w/o send_eof() branch
+
+--error ER_DUP_ENTRY
+delete t2 from t2;
+
+# check
+
+select count(*) from t2 /* must be 2 as restored after rollback caused by the error */;
+
+# cleanup bug#29136
+
+drop table t1, t2;
+
+
 #
 # Testing of IFNULL
 #