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Fix and stabilize testcase for MDEV-32212

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- Move it from delete.test to delete_innodb.test
- Use --source include/innodb_stable_estimates.inc to make it predicatable.
This commit is contained in:
Sergei Petrunia
2024-01-09 16:07:25 +03:00
parent 2edc1ad388
commit 50e02a3673
4 changed files with 76 additions and 72 deletions
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45
mysql-test/main/delete.result
View File

@ -610,49 +610,4 @@ c1 c2 c3
2 1 4
2 2 5
drop table t1;
#
# MDEV-32212 DELETE with ORDER BY and semijoin optimization causing crash
#
CREATE TABLE t1 (c1 INT) ENGINE=InnoDB;
CREATE TABLE t2 (c2 INT) ENGINE=InnoDB;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
DELETE FROM t1 WHERE c1 IN (select c2 from t2);
select * from t1;
c1
1
3
4
5
6
truncate t1;
truncate t2;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
check sj optimization with order-by
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using filesort
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 1.00 100.00 16.67 Using where; FirstMatch(t1)
select * from t1;
c1
1
3
4
5
6
truncate t2;
INSERT INTO t2 values (3);
disallows sj optimization
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1 limit 1;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 5 1.00 100.00 100.00 Using where; Using filesort
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 1 1.00 100.00 20.00 Using where
select * from t1;
c1
1
4
5
6
DROP TABLE t1, t2;
End of 11.1 tests

27
mysql-test/main/delete.test
View File

@ -667,31 +667,4 @@ select *from t1;
drop table t1;
--echo #
--echo # MDEV-32212 DELETE with ORDER BY and semijoin optimization causing crash
--echo #
--source include/have_innodb.inc
CREATE TABLE t1 (c1 INT) ENGINE=InnoDB;
CREATE TABLE t2 (c2 INT) ENGINE=InnoDB;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
DELETE FROM t1 WHERE c1 IN (select c2 from t2);
select * from t1;
truncate t1;
truncate t2;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
--echo check sj optimization with order-by
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1;
select * from t1;
truncate t2;
INSERT INTO t2 values (3);
--echo disallows sj optimization
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1 limit 1;
select * from t1;
DROP TABLE t1, t2;
--echo End of 11.1 tests

46
mysql-test/main/delete_innodb.result
View File

@ -24,3 +24,49 @@ SELECT * FROM t1;
c1
SET sort_buffer_size=@save_sort_buffer_size;
DROP TABLE t1;
#
# MDEV-32212 DELETE with ORDER BY and semijoin optimization causing crash
#
CREATE TABLE t1 (c1 INT) ENGINE=InnoDB;
CREATE TABLE t2 (c2 INT) ENGINE=InnoDB;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
DELETE FROM t1 WHERE c1 IN (select c2 from t2);
select * from t1;
c1
1
3
4
5
6
truncate t1;
truncate t2;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
check sj optimization with order-by
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 6 6.00 100.00 100.00 Using filesort
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 1.00 100.00 16.67 Using where; FirstMatch(t1)
select * from t1;
c1
1
3
4
5
6
truncate t2;
INSERT INTO t2 values (3);
disallows sj optimization
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1 limit 1;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 5 1.00 100.00 100.00 Using where; Using filesort
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 1 1.00 100.00 20.00 Using where
select * from t1;
c1
1
4
5
6
DROP TABLE t1, t2;
End of 11.1 tests

30
mysql-test/main/delete_innodb.test
View File

@ -1,6 +1,8 @@
--source include/have_innodb.inc
--source include/have_sequence.inc
--source include/innodb_stable_estimates.inc
--echo # Tests for delete with INNODB
--echo #
@ -20,3 +22,31 @@ SELECT * FROM t1;
SET sort_buffer_size=@save_sort_buffer_size;
DROP TABLE t1;
--echo #
--echo # MDEV-32212 DELETE with ORDER BY and semijoin optimization causing crash
--echo #
--source include/have_innodb.inc
CREATE TABLE t1 (c1 INT) ENGINE=InnoDB;
CREATE TABLE t2 (c2 INT) ENGINE=InnoDB;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
DELETE FROM t1 WHERE c1 IN (select c2 from t2);
select * from t1;
truncate t1;
truncate t2;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
--echo check sj optimization with order-by
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1;
select * from t1;
truncate t2;
INSERT INTO t2 values (3);
--echo disallows sj optimization
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1 limit 1;
select * from t1;
DROP TABLE t1, t2;
--echo End of 11.1 tests