Commit 9eaf9345 authored by Sergei Petrunia's avatar Sergei Petrunia

Update test result after the last commit

parent 5c68bc2c
...@@ -2284,6 +2284,69 @@ id select_type table type possible_keys key key_len ref rows Extra ...@@ -2284,6 +2284,69 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 9 1 SIMPLE t1 ALL NULL NULL NULL NULL 9
1 SIMPLE t2 ref c c 5 const 393 Using where 1 SIMPLE t2 ref c c 5 const 393 Using where
drop table t1,t2; drop table t1,t2;
#
# MDEV-10006: optimizer doesn't convert outer join to inner on views with WHERE clause
#
CREATE TABLE t1(i1 int primary key, v1 int, key(v1));
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (3, 3);
INSERT INTO t1 VALUES (4, 4);
INSERT INTO t1 VALUES (5, 3);
INSERT INTO t1 VALUES (6, 6);
INSERT INTO t1 VALUES (7, 7);
INSERT INTO t1 VALUES (8, 8);
INSERT INTO t1 VALUES (9, 9);
CREATE TABLE t2(i2 int primary key, v2 int, key(v2));
INSERT INTO t2 VALUES (1, 1);
INSERT INTO t2 VALUES (2, 2);
INSERT INTO t2 VALUES (3, 3);
INSERT INTO t2 VALUES (4, 4);
INSERT INTO t2 VALUES (5, 3);
INSERT INTO t2 VALUES (6, 6);
INSERT INTO t2 VALUES (7, 7);
INSERT INTO t2 VALUES (8, 8);
INSERT INTO t2 VALUES (9, 9);
CREATE TABLE t3(i3 int primary key, v3 int, key(v3));
INSERT INTO t3 VALUES (2, 2);
INSERT INTO t3 VALUES (4, 4);
INSERT INTO t3 VALUES (6, 6);
INSERT INTO t3 VALUES (8, 8);
# This should have a join order of t3,t1,t2 (or t3,t2,t1, the idea is that t3 is the first one)
EXPLAIN EXTENDED
SELECT * FROM
(SELECT t1.i1 as i1, t1.v1 as v1,
t2.i2 as i2, t2.v2 as v2,
t3.i3 as i3, t3.v3 as v3
FROM t1 JOIN t2 on t1.i1 = t2.i2
LEFT JOIN t3 on t2.i2 = t3.i3
) as w1
WHERE v3 = 4;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t3 ref PRIMARY,v3 v3 5 const 1 100.00
1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t3.i3 1 100.00
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t3.i3 1 100.00
Warnings:
Note 1003 select `test`.`t1`.`i1` AS `i1`,`test`.`t1`.`v1` AS `v1`,`test`.`t2`.`i2` AS `i2`,`test`.`t2`.`v2` AS `v2`,`test`.`t3`.`i3` AS `i3`,`test`.`t3`.`v3` AS `v3` from `test`.`t1` join `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`v3` = 4) and (`test`.`t1`.`i1` = `test`.`t3`.`i3`) and (`test`.`t2`.`i2` = `test`.`t3`.`i3`))
# This should have the same join order like the query above:
EXPLAIN EXTENDED
SELECT * FROM
(SELECT t1.i1 as i1, t1.v1 as v1,
t2.i2 as i2, t2.v2 as v2,
t3.i3 as i3, t3.v3 as v3
FROM t1 JOIN t2 on t1.i1 = t2.i2
LEFT JOIN t3 on t2.i2 = t3.i3
WHERE t1.i1 = t2.i2
AND 1 = 1
) as w2
WHERE v3 = 4;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t3 ref PRIMARY,v3 v3 5 const 1 100.00
1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t3.i3 1 100.00
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t3.i3 1 100.00
Warnings:
Note 1003 select `test`.`t1`.`i1` AS `i1`,`test`.`t1`.`v1` AS `v1`,`test`.`t2`.`i2` AS `i2`,`test`.`t2`.`v2` AS `v2`,`test`.`t3`.`i3` AS `i3`,`test`.`t3`.`v3` AS `v3` from `test`.`t1` join `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`v3` = 4) and (`test`.`t1`.`i1` = `test`.`t3`.`i3`) and (`test`.`t2`.`i2` = `test`.`t3`.`i3`))
drop table t1,t2,t3;
SET optimizer_switch=@save_optimizer_switch; SET optimizer_switch=@save_optimizer_switch;
set join_cache_level=default; set join_cache_level=default;
show variables like 'join_cache_level'; show variables like 'join_cache_level';
......
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