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-rw-r--r--mysql-test/r/delete_use_source.result151
-rw-r--r--mysql-test/r/lowercase_view.result6
-rw-r--r--mysql-test/r/merge.result28
-rw-r--r--mysql-test/r/subselect.result5
-rw-r--r--mysql-test/r/subselect_no_exists_to_in.result5
-rw-r--r--mysql-test/r/subselect_no_mat.result5
-rw-r--r--mysql-test/r/subselect_no_opts.result5
-rw-r--r--mysql-test/r/subselect_no_scache.result5
-rw-r--r--mysql-test/r/subselect_no_semijoin.result5
-rw-r--r--mysql-test/r/view.result6
-rw-r--r--mysql-test/t/delete_use_source.test132
-rw-r--r--mysql-test/t/lowercase_view.test6
-rw-r--r--mysql-test/t/merge.test33
-rw-r--r--mysql-test/t/subselect.test8
-rw-r--r--mysql-test/t/view.test6
15 files changed, 307 insertions, 99 deletions
diff --git a/mysql-test/r/delete_use_source.result b/mysql-test/r/delete_use_source.result
new file mode 100644
index 00000000000..7886caf6ba4
--- /dev/null
+++ b/mysql-test/r/delete_use_source.result
@@ -0,0 +1,151 @@
+create table t1(c1 integer not null,c2 integer not null, key (c1)) engine=InnoDb;
+create view v1 as select * from t1 where c1 in (0,1);
+insert t1 select 0,seq from seq_1_to_500;
+insert t1 select 1,seq from seq_1_to_50;
+insert t1 select 2,seq from seq_1_to_20;
+insert t1 select 3,seq from seq_1_to_20;
+#
+# Delete with limit (quick select - range acces)
+#
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 limit 1;
+affected rows: 1
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 limit 1;
+affected rows: 0
+select count(*) from v1 where c1=0;
+count(*)
+499
+rollback;
+#
+# Delete
+#
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 ;
+affected rows: 500
+rollback;
+#
+# Delete with exists
+#
+start transaction;
+select count(*) from v1 where c1=2;
+count(*)
+0
+delete from t1 where c1=2 and exists(select 'x' from t1 b where b.c2<10);
+affected rows: 20
+delete from t1 where c1=2 and exists(select 'x' from t1 b where b.c2<10);
+affected rows: 0
+select count(*) from v1 where c1=2;
+count(*)
+0
+rollback;
+#
+# Delete throw a view with limit (range access)
+#
+start transaction;
+explain delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
+id select_type table type possible_keys key key_len ref rows Extra
+1 PRIMARY t1 range c1 c1 4 NULL 550 Using where
+2 DEPENDENT SUBQUERY b ref c1 c1 4 test.t1.c1 82 Using index
+delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
+affected rows: 1
+delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
+affected rows: 0
+select count(*) from v1 where c1=0;
+count(*)
+499
+rollback;
+#
+# Delete throw a view (ALL access)
+#
+start transaction;
+explain delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500;
+id select_type table type possible_keys key key_len ref rows Extra
+1 PRIMARY t1 ALL c1 NULL NULL NULL 717 Using where
+2 DEPENDENT SUBQUERY b ref c1 c1 4 test.t1.c1 82 Using index
+delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 ;
+affected rows: 500
+select count(*) from v1 where c1=0;
+count(*)
+0
+rollback;
+#
+# Delete failed due to trigger
+#
+create trigger trg after delete on t1 for each row
+begin
+declare c int;
+begin
+if old.c1 = 1 then
+select count(*) into c from t1 where c1!=old.c1;
+SIGNAL SQLSTATE '45000' set table_name=c;
+end if;
+end;
+end;
+/
+start transaction;
+delete from t1 where c1=1 and (select count(*) from t1 b where b.c1=t1.c1) > 0 order by c2 asc limit 10;
+ERROR 45000: Unhandled user-defined exception condition
+rollback;
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) > 0 order by c1 desc limit 100;
+ERROR 45000: Unhandled user-defined exception condition
+select c1,count(*) from t1 group by c1;
+c1 count(*)
+0 500
+1 50
+2 20
+3 20
+rollback;
+drop trigger trg;
+#
+# Delete throw a view with returning
+#
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 order by c2 asc limit 10 returning c1,c2;
+c1 c2
+0 1
+0 2
+0 3
+0 4
+0 5
+0 6
+0 7
+0 8
+0 9
+0 10
+rollback;
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 order by c2 desc limit 10 returning c1,c2;
+c1 c2
+0 491
+0 492
+0 493
+0 494
+0 495
+0 496
+0 497
+0 498
+0 499
+0 500
+rollback;
+drop view v1;
+drop table t1;
+#
+# Delete from table with more than 150000 rows
+#
+create table t1(c1 integer not null,c2 integer not null, key (c1));
+insert t1 select 0,seq from seq_1_to_128000;
+insert t1 select 1,seq from seq_1_to_25600;
+select count(*) from t1;
+count(*)
+153600
+# with a lot of memory for sort_buffer_size
+set session sort_buffer_size = 1024000;
+delete from t1 where c1=0 and exists(select 'x' from t1 b where b.c1<10);
+affected rows: 128000
+# with little memory for sort_buffer_size
+insert t1 select 0,seq from seq_1_to_128000;
+set session sort_buffer_size = 1024;
+delete from t1 where c1=0 and exists(select 'x' from t1 b where b.c1<10);
+affected rows: 128000
+drop table t1;
diff --git a/mysql-test/r/lowercase_view.result b/mysql-test/r/lowercase_view.result
index df303807407..6ccfe29b2cd 100644
--- a/mysql-test/r/lowercase_view.result
+++ b/mysql-test/r/lowercase_view.result
@@ -65,12 +65,6 @@ update v3aA set v3Aa.col1 = (select max(col1) from v2aA);
ERROR HY000: The definition of table 'v2aA' prevents operation UPDATE on table 'v3aA'
update v3aA set v3Aa.col1 = (select max(col1) from v3aA);
ERROR HY000: Table 'v3aA' is specified twice, both as a target for 'UPDATE' and as a separate source for data
-delete from v2Aa where col1 = (select max(col1) from v1Aa);
-ERROR HY000: The definition of table 'v1Aa' prevents operation DELETE on table 'v2Aa'
-delete from v2aA where col1 = (select max(col1) from t1Aa);
-ERROR HY000: The definition of table 'v2aA' prevents operation DELETE on table 'v2aA'
-delete from v2Aa where col1 = (select max(col1) from v2aA);
-ERROR HY000: Table 'v2Aa' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete v2Aa from v2aA,t2Aa where (select max(col1) from v1aA) > 0 and v2Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1aA' prevents operation DELETE on table 'v2aA'
delete t1aA from t1Aa,t2Aa where (select max(col1) from v1Aa) > 0 and t1aA.col1 = t2aA.col1;
diff --git a/mysql-test/r/merge.result b/mysql-test/r/merge.result
index f468f47c4c9..f55251ac199 100644
--- a/mysql-test/r/merge.result
+++ b/mysql-test/r/merge.result
@@ -3742,34 +3742,6 @@ update m1 set a = ((select max(a) from v1));
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'm1'
update m1 set a = ((select max(a) from tmp, v1));
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'm1'
-delete from m1 where a = (select max(a) from m1);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from m2);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from t1);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from t2);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from t3, m1);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from t3, m2);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from t3, t1);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from t3, t2);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from tmp, m1);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from tmp, m2);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from tmp, t1);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from tmp, t2);
-ERROR HY000: Table 'm1' is specified twice, both as a target for 'DELETE' and as a separate source for data
-delete from m1 where a = (select max(a) from v1);
-ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'm1'
-delete from m1 where a = (select max(a) from tmp, v1);
-ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'm1'
drop view v1;
drop temporary table tmp;
drop table t1, t2, t3, m1, m2;
diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result
index 95a872f1498..98a279c28e9 100644
--- a/mysql-test/r/subselect.result
+++ b/mysql-test/r/subselect.result
@@ -607,11 +607,12 @@ select * from t1 where b = (select b from t2 where t1.a = t2.a);
a b
2 12
delete from t1 where b in (select b from t1);
-ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
+affected rows: 3
+insert into t1 values (0, 10),(1, 11),(2, 12);
delete from t1 where b = (select b from t2);
ERROR 21000: Subquery returns more than 1 row
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
a b
0 10
1 11
diff --git a/mysql-test/r/subselect_no_exists_to_in.result b/mysql-test/r/subselect_no_exists_to_in.result
index 7f07b974bb2..5cee4076ed8 100644
--- a/mysql-test/r/subselect_no_exists_to_in.result
+++ b/mysql-test/r/subselect_no_exists_to_in.result
@@ -611,11 +611,12 @@ select * from t1 where b = (select b from t2 where t1.a = t2.a);
a b
2 12
delete from t1 where b in (select b from t1);
-ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
+affected rows: 3
+insert into t1 values (0, 10),(1, 11),(2, 12);
delete from t1 where b = (select b from t2);
ERROR 21000: Subquery returns more than 1 row
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
a b
0 10
1 11
diff --git a/mysql-test/r/subselect_no_mat.result b/mysql-test/r/subselect_no_mat.result
index 57c7a979d61..e7409b0b09c 100644
--- a/mysql-test/r/subselect_no_mat.result
+++ b/mysql-test/r/subselect_no_mat.result
@@ -614,11 +614,12 @@ select * from t1 where b = (select b from t2 where t1.a = t2.a);
a b
2 12
delete from t1 where b in (select b from t1);
-ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
+affected rows: 3
+insert into t1 values (0, 10),(1, 11),(2, 12);
delete from t1 where b = (select b from t2);
ERROR 21000: Subquery returns more than 1 row
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
a b
0 10
1 11
diff --git a/mysql-test/r/subselect_no_opts.result b/mysql-test/r/subselect_no_opts.result
index 6e8be4a02a7..3bdc91686d7 100644
--- a/mysql-test/r/subselect_no_opts.result
+++ b/mysql-test/r/subselect_no_opts.result
@@ -610,11 +610,12 @@ select * from t1 where b = (select b from t2 where t1.a = t2.a);
a b
2 12
delete from t1 where b in (select b from t1);
-ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
+affected rows: 3
+insert into t1 values (0, 10),(1, 11),(2, 12);
delete from t1 where b = (select b from t2);
ERROR 21000: Subquery returns more than 1 row
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
a b
0 10
1 11
diff --git a/mysql-test/r/subselect_no_scache.result b/mysql-test/r/subselect_no_scache.result
index 1b437f6919d..3beba7c338d 100644
--- a/mysql-test/r/subselect_no_scache.result
+++ b/mysql-test/r/subselect_no_scache.result
@@ -613,11 +613,12 @@ select * from t1 where b = (select b from t2 where t1.a = t2.a);
a b
2 12
delete from t1 where b in (select b from t1);
-ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
+affected rows: 3
+insert into t1 values (0, 10),(1, 11),(2, 12);
delete from t1 where b = (select b from t2);
ERROR 21000: Subquery returns more than 1 row
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
a b
0 10
1 11
diff --git a/mysql-test/r/subselect_no_semijoin.result b/mysql-test/r/subselect_no_semijoin.result
index 6094c7e029d..f2d97078772 100644
--- a/mysql-test/r/subselect_no_semijoin.result
+++ b/mysql-test/r/subselect_no_semijoin.result
@@ -610,11 +610,12 @@ select * from t1 where b = (select b from t2 where t1.a = t2.a);
a b
2 12
delete from t1 where b in (select b from t1);
-ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
+affected rows: 3
+insert into t1 values (0, 10),(1, 11),(2, 12);
delete from t1 where b = (select b from t2);
ERROR 21000: Subquery returns more than 1 row
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
a b
0 10
1 11
diff --git a/mysql-test/r/view.result b/mysql-test/r/view.result
index 77794ac1c82..ef2e0935592 100644
--- a/mysql-test/r/view.result
+++ b/mysql-test/r/view.result
@@ -993,12 +993,6 @@ update v3 set v3.col1 = (select max(col1) from v2);
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v3'
update v3 set v3.col1 = (select max(col1) from v3);
ERROR HY000: Table 'v3' is specified twice, both as a target for 'UPDATE' and as a separate source for data
-delete from v2 where col1 = (select max(col1) from v1);
-ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v2'
-delete from v2 where col1 = (select max(col1) from t1);
-ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 'v2'
-delete from v2 where col1 = (select max(col1) from v2);
-ERROR HY000: Table 'v2' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete v2 from v2,t2 where (select max(col1) from v1) > 0 and v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v2'
delete t1 from t1,t2 where (select max(col1) from v1) > 0 and t1.col1 = t2.col1;
diff --git a/mysql-test/t/delete_use_source.test b/mysql-test/t/delete_use_source.test
new file mode 100644
index 00000000000..a54d12c3d65
--- /dev/null
+++ b/mysql-test/t/delete_use_source.test
@@ -0,0 +1,132 @@
+--source include/have_sequence.inc
+--source include/have_innodb.inc
+create table t1(c1 integer not null,c2 integer not null, key (c1)) engine=InnoDb;
+create view v1 as select * from t1 where c1 in (0,1);
+
+insert t1 select 0,seq from seq_1_to_500;
+insert t1 select 1,seq from seq_1_to_50;
+insert t1 select 2,seq from seq_1_to_20;
+insert t1 select 3,seq from seq_1_to_20;
+
+--echo #
+--echo # Delete with limit (quick select - range acces)
+--echo #
+
+start transaction;
+--enable_info
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 limit 1;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 limit 1;
+--disable_info
+select count(*) from v1 where c1=0;
+rollback;
+
+--echo #
+--echo # Delete
+--echo #
+
+start transaction;
+--enable_info ONCE
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 ;
+rollback;
+
+--echo #
+--echo # Delete with exists
+--echo #
+
+start transaction;
+select count(*) from v1 where c1=2;
+--enable_info
+delete from t1 where c1=2 and exists(select 'x' from t1 b where b.c2<10);
+delete from t1 where c1=2 and exists(select 'x' from t1 b where b.c2<10);
+--disable_info
+select count(*) from v1 where c1=2;
+rollback;
+
+--echo #
+--echo # Delete throw a view with limit (range access)
+--echo #
+
+start transaction;
+explain delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
+--enable_info
+delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
+delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
+--disable_info
+select count(*) from v1 where c1=0;
+rollback;
+
+--echo #
+--echo # Delete throw a view (ALL access)
+--echo #
+
+start transaction;
+explain delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500;
+--enable_info ONCE
+delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 ;
+select count(*) from v1 where c1=0;
+rollback;
+
+--echo #
+--echo # Delete failed due to trigger
+--echo #
+
+delimiter /;
+create trigger trg after delete on t1 for each row
+begin
+ declare c int;
+ begin
+ if old.c1 = 1 then
+ select count(*) into c from t1 where c1!=old.c1;
+ SIGNAL SQLSTATE '45000' set table_name=c;
+ end if;
+ end;
+end;
+/
+delimiter ;/
+
+start transaction;
+--error ER_SIGNAL_EXCEPTION
+delete from t1 where c1=1 and (select count(*) from t1 b where b.c1=t1.c1) > 0 order by c2 asc limit 10;
+rollback;
+start transaction;
+--error ER_SIGNAL_EXCEPTION
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) > 0 order by c1 desc limit 100;
+select c1,count(*) from t1 group by c1;
+rollback;
+
+drop trigger trg;
+
+--echo #
+--echo # Delete throw a view with returning
+--echo #
+
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 order by c2 asc limit 10 returning c1,c2;
+rollback;
+start transaction;
+delete from t1 where (select count(*) from t1 b where b.c1=t1.c1) = 500 order by c2 desc limit 10 returning c1,c2;
+rollback;
+
+drop view v1;
+drop table t1;
+
+--echo #
+--echo # Delete from table with more than 150000 rows
+--echo #
+create table t1(c1 integer not null,c2 integer not null, key (c1));
+insert t1 select 0,seq from seq_1_to_128000;
+insert t1 select 1,seq from seq_1_to_25600;
+select count(*) from t1;
+
+--echo # with a lot of memory for sort_buffer_size
+set session sort_buffer_size = 1024000;
+--enable_info ONCE
+delete from t1 where c1=0 and exists(select 'x' from t1 b where b.c1<10);
+
+--echo # with little memory for sort_buffer_size
+insert t1 select 0,seq from seq_1_to_128000;
+set session sort_buffer_size = 1024;
+--enable_info ONCE
+delete from t1 where c1=0 and exists(select 'x' from t1 b where b.c1<10);
+
+drop table t1;
diff --git a/mysql-test/t/lowercase_view.test b/mysql-test/t/lowercase_view.test
index 52be911cde0..4c91383db60 100644
--- a/mysql-test/t/lowercase_view.test
+++ b/mysql-test/t/lowercase_view.test
@@ -74,12 +74,6 @@ update v3aA set v3Aa.col1 = (select max(col1) from v2aA);
-- error 1093
update v3aA set v3Aa.col1 = (select max(col1) from v3aA);
-- error 1443
-delete from v2Aa where col1 = (select max(col1) from v1Aa);
--- error 1443
-delete from v2aA where col1 = (select max(col1) from t1Aa);
--- error 1093
-delete from v2Aa where col1 = (select max(col1) from v2aA);
--- error 1443
delete v2Aa from v2aA,t2Aa where (select max(col1) from v1aA) > 0 and v2Aa.col1 = t2aA.col1;
-- error 1443
delete t1aA from t1Aa,t2Aa where (select max(col1) from v1Aa) > 0 and t1aA.col1 = t2aA.col1;
diff --git a/mysql-test/t/merge.test b/mysql-test/t/merge.test
index 09f313616f1..95c78caf034 100644
--- a/mysql-test/t/merge.test
+++ b/mysql-test/t/merge.test
@@ -2764,39 +2764,6 @@ update m1 set a = ((select max(a) from v1));
--error ER_VIEW_PREVENT_UPDATE
update m1 set a = ((select max(a) from tmp, v1));
-
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from m1);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from m2);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from t1);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from t2);
-
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from t3, m1);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from t3, m2);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from t3, t1);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from t3, t2);
-
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from tmp, m1);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from tmp, m2);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from tmp, t1);
---error ER_UPDATE_TABLE_USED
-delete from m1 where a = (select max(a) from tmp, t2);
-
---error ER_VIEW_PREVENT_UPDATE
-delete from m1 where a = (select max(a) from v1);
---error ER_VIEW_PREVENT_UPDATE
-delete from m1 where a = (select max(a) from tmp, v1);
-
drop view v1;
drop temporary table tmp;
drop table t1, t2, t3, m1, m2;
diff --git a/mysql-test/t/subselect.test b/mysql-test/t/subselect.test
index 282013222de..59694635c70 100644
--- a/mysql-test/t/subselect.test
+++ b/mysql-test/t/subselect.test
@@ -340,12 +340,16 @@ insert into t1 values (0, 10),(1, 11),(2, 12);
insert into t2 values (1, 21),(2, 12),(3, 23);
select * from t1;
select * from t1 where b = (select b from t2 where t1.a = t2.a);
--- error ER_UPDATE_TABLE_USED
+# Works since MDEV-12137
+# previously : ER_UPDATE_TABLE_USED
+--enable_info
delete from t1 where b in (select b from t1);
+--disable_info
+insert into t1 values (0, 10),(1, 11),(2, 12);
-- error ER_SUBQUERY_NO_1_ROW
delete from t1 where b = (select b from t2);
delete from t1 where b = (select b from t2 where t1.a = t2.a);
-select * from t1;
+select * from t1 order by b;
drop table t1, t2;
#multi-delete with subselects
diff --git a/mysql-test/t/view.test b/mysql-test/t/view.test
index fa130afc84b..00a040ccfdc 100644
--- a/mysql-test/t/view.test
+++ b/mysql-test/t/view.test
@@ -915,12 +915,6 @@ update v3 set v3.col1 = (select max(col1) from v2);
-- error ER_UPDATE_TABLE_USED
update v3 set v3.col1 = (select max(col1) from v3);
-- error ER_VIEW_PREVENT_UPDATE
-delete from v2 where col1 = (select max(col1) from v1);
--- error ER_VIEW_PREVENT_UPDATE
-delete from v2 where col1 = (select max(col1) from t1);
--- error ER_UPDATE_TABLE_USED
-delete from v2 where col1 = (select max(col1) from v2);
--- error ER_VIEW_PREVENT_UPDATE
delete v2 from v2,t2 where (select max(col1) from v1) > 0 and v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
delete t1 from t1,t2 where (select max(col1) from v1) > 0 and t1.col1 = t2.col1;