Make subselect_extra_no_semijoin.test run the tests with semijoin=off,
update test results
This commit is contained in:
Sergey Petrunya
parent
ff92a3af8b
commit
250bc599bf
@ -1,5 +1,5 @@
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set @subselect_extra_no_sj_tmp=@@optimizer_switch;
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set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
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set optimizer_switch='semijoin=off,firstmatch=off,loosescan=off';
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drop table if exists t1,t2,t3,t4;
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drop view if exists v1,v2,v3;
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# From explain.test:
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@ -14,16 +14,16 @@ insert into t2 values ('2001-01-01 1:1:1'), ('2001-01-01 1:1:1');
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flush tables;
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EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL );
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary
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1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
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1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where
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2 DEPENDENT SUBQUERY INNR ALL NULL NULL NULL NULL 2 Using where
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flush tables;
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SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL );
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dt
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flush tables;
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EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' );
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary
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1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
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1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where
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2 DEPENDENT SUBQUERY INNR ALL NULL NULL NULL NULL 2 Using where
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flush tables;
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SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' );
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dt
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@ -42,10 +42,11 @@ explain extended
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select * from t1
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where id in (select id from t1 as x1 where (t1.cur_date is null));
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
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1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
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2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
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Warnings:
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Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1
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Note 1003 select 1 AS `id`,'2007-04-25 18:30:22' AS `cur_date` from `test`.`t1` semi join (`test`.`t1` `x1`) where (('2007-04-25 18:30:22' = 0))
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Note 1003 select 1 AS `id`,'2007-04-25 18:30:22' AS `cur_date` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,<exists>(select `test`.`x1`.`id` from `test`.`t1` `x1` where 0)))
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select * from t1
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where id in (select id from t1 as x1 where (t1.cur_date is null));
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id cur_date
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@ -53,10 +54,11 @@ explain extended
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select * from t2
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where id in (select id from t2 as x1 where (t2.cur_date is null));
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
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1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
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2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
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Warnings:
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Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1
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Note 1003 select 1 AS `id`,'2007-04-25' AS `cur_date` from `test`.`t2` semi join (`test`.`t2` `x1`) where (('2007-04-25' = 0))
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Note 1003 select 1 AS `id`,'2007-04-25' AS `cur_date` from `test`.`t2` where <expr_cache><1>(<in_optimizer>(1,<exists>(select `test`.`x1`.`id` from `test`.`t2` `x1` where 0)))
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select * from t2
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where id in (select id from t2 as x1 where (t2.cur_date is null));
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id cur_date
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@ -66,11 +68,11 @@ explain extended
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select * from t1
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where id in (select id from t1 as x1 where (t1.cur_date is null));
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary
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1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; End temporary; Using join buffer (flat, BNL join)
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1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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2 DEPENDENT SUBQUERY x1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1
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Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` semi join (`test`.`t1` `x1`) where ((`test`.`x1`.`id` = `test`.`t1`.`id`) and (`test`.`t1`.`cur_date` = 0))
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Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` where <expr_cache><`test`.`t1`.`id`,`test`.`t1`.`cur_date`>(<in_optimizer>(`test`.`t1`.`id`,<exists>(select `test`.`x1`.`id` from `test`.`t1` `x1` where ((`test`.`t1`.`cur_date` = 0) and (<cache>(`test`.`t1`.`id`) = `test`.`x1`.`id`)))))
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select * from t1
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where id in (select id from t1 as x1 where (t1.cur_date is null));
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id cur_date
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@ -78,11 +80,11 @@ explain extended
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select * from t2
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where id in (select id from t2 as x1 where (t2.cur_date is null));
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary
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1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; End temporary; Using join buffer (flat, BNL join)
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1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
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2 DEPENDENT SUBQUERY x1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1
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Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` semi join (`test`.`t2` `x1`) where ((`test`.`x1`.`id` = `test`.`t2`.`id`) and (`test`.`t2`.`cur_date` = 0))
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Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` where <expr_cache><`test`.`t2`.`id`,`test`.`t2`.`cur_date`>(<in_optimizer>(`test`.`t2`.`id`,<exists>(select `test`.`x1`.`id` from `test`.`t2` `x1` where ((`test`.`t2`.`cur_date` = 0) and (<cache>(`test`.`t2`.`id`) = `test`.`x1`.`id`)))))
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select * from t2
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where id in (select id from t2 as x1 where (t2.cur_date is null));
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id cur_date
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@ -228,7 +230,7 @@ group by a1,a2,b;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by
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2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index
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2 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index; FirstMatch(t2)
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3 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index
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select a1,a2,b,c,min(c), max(c) from t1
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where exists ( select * from t2
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where t2.c in (select c from t3 where t3.c > t1.b) and
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@ -259,7 +261,7 @@ group by a1,a2,b;
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 index NULL idx_t1_1 163 NULL 128 Using where; Using index
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2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index
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2 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index; FirstMatch(t2)
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3 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index
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select a1,a2,b,c,min(c), max(c) from t1
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where exists ( select * from t2
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where t2.c in (select c from t3 where t3.c > t1.c) and
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@ -305,8 +307,8 @@ test.t1 analyze status OK
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EXPLAIN SELECT 1 FROM t1 WHERE a IN
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(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 index PRIMARY,i2 PRIMARY 4 NULL 144 Using index
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1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t1)
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1 PRIMARY t1 index NULL PRIMARY 4 NULL 144 Using where; Using index
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2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 144 Using where
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CREATE TABLE t2 (a INT, b INT, KEY(a));
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INSERT INTO t2 VALUES (1, 1), (2, 2), (3,3), (4,4);
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EXPLAIN SELECT a, SUM(b) FROM t2 GROUP BY a LIMIT 2;
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@ -318,8 +320,8 @@ id select_type table type possible_keys key key_len ref rows Extra
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EXPLAIN SELECT 1 FROM t2 WHERE a IN
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(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t2 index a a 5 NULL 4 Using index
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1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t2)
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1 PRIMARY t2 index NULL a 5 NULL 4 Using where; Using index
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2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 144 Using where
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DROP TABLE t1, t2;
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#
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# From derived_view.test
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@ -343,10 +345,10 @@ SELECT * FROM t2 RIGHT JOIN (SELECT * FROM t1) AS t ON t.a != 0
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WHERE t.a IN (SELECT b FROM t1);
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
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1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
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1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
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3 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00
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Warnings:
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Note 1003 select `test`.`t2`.`a` AS `a`,0 AS `a`,0 AS `b` from `test`.`t1` semi join (`test`.`t1`) left join `test`.`t2` on((0 <> 0)) where 1
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Note 1003 select `test`.`t2`.`a` AS `a`,0 AS `a`,0 AS `b` from `test`.`t1` left join `test`.`t2` on((0 <> 0)) where <expr_cache><0>(<in_optimizer>(0,<exists>(select 0 from `test`.`t1` where (<cache>(0) = 0))))
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SELECT * FROM t2 RIGHT JOIN v1 AS t ON t.a != 0
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WHERE t.a IN (SELECT b FROM t1);
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a a b
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@ -356,10 +358,10 @@ SELECT * FROM t2 RIGHT JOIN v1 AS t ON t.a != 0
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WHERE t.a IN (SELECT b FROM t1);
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
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1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
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1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
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2 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00
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Warnings:
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Note 1003 select `test`.`t2`.`a` AS `a`,0 AS `a`,0 AS `b` from `test`.`t1` semi join (`test`.`t1`) left join `test`.`t2` on((0 <> 0)) where 1
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Note 1003 select `test`.`t2`.`a` AS `a`,0 AS `a`,0 AS `b` from `test`.`t1` left join `test`.`t2` on((0 <> 0)) where <expr_cache><0>(<in_optimizer>(0,<exists>(select 0 from `test`.`t1` where (<cache>(0) = 0))))
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DROP VIEW v1;
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DROP TABLE t1,t2;
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#
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@ -386,7 +388,7 @@ EXPLAIN
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SELECT a FROM t1 WHERE (a,b) IN (SELECT * FROM v1);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
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1 PRIMARY <derived3> ref key0 key0 10 test.t1.a,test.t1.b 2 FirstMatch(t1)
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2 DEPENDENT SUBQUERY <derived3> index_subquery key0 key0 10 func,func 2 Using where
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3 DERIVED t2 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort
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SELECT * FROM v2;
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a b
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@ -406,7 +408,7 @@ EXPLAIN
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SELECT a FROM t1 WHERE (a,b) IN (SELECT * FROM v2);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
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1 PRIMARY <derived3> ref key0 key0 10 test.t1.a,test.t1.b 2 FirstMatch(t1)
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2 DEPENDENT SUBQUERY <derived3> index_subquery key0 key0 10 func,func 2 Using where
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3 DERIVED t2 ALL NULL NULL NULL NULL 6
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4 UNION t3 ALL NULL NULL NULL NULL 4
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NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL
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@ -428,9 +430,9 @@ SELECT * FROM t3
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WHERE t3.b IN (SELECT v1.b FROM v1, t2
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WHERE t2.c = v1.c AND t2.c = v1.b AND v1.b = t3.c);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t2 system NULL NULL NULL NULL 1
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1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where; Start temporary
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1 PRIMARY <derived3> ALL NULL NULL NULL NULL 3 Using where; End temporary; Using join buffer (flat, BNL join)
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1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where
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2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1
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2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 3 Using where
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3 DERIVED t1 ALL NULL NULL NULL NULL 3
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SELECT * FROM t3
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WHERE t3.b IN (SELECT v1.b FROM v1, t2
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@ -443,9 +445,9 @@ SELECT * FROM t3
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WHERE t3.b IN (SELECT v1.b FROM v1, t2
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WHERE t2.c = v1.c AND t2.c = v1.b AND v1.b = t3.c);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t2 system NULL NULL NULL NULL 1
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1 PRIMARY <derived3> ref key1 key1 10 const,const 0 Start temporary
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1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
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1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where
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2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1
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2 DEPENDENT SUBQUERY <derived3> ref key1 key1 10 const,const 0 Using where
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3 DERIVED t1 ALL NULL NULL NULL NULL 3
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SELECT * FROM t3
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WHERE t3.b IN (SELECT v1.b FROM v1, t2
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@ -467,7 +469,7 @@ EXPLAIN
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SELECT * FROM t1 WHERE t1.b IN (SELECT v2.a FROM v2 WHERE v2.b = t1.a);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
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1 PRIMARY <derived3> ref key0 key0 10 test.t1.b,test.t1.a 2 FirstMatch(t1)
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2 DEPENDENT SUBQUERY <derived3> ref key0 key0 5 test.t1.a 2 Using where
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3 DERIVED t2 ALL NULL NULL NULL NULL 2
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SELECT * FROM t1 WHERE t1.b IN (SELECT v2.a FROM v2 WHERE v2.b = t1.a);
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a b
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@ -1,5 +1,5 @@
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set @subselect_extra_no_sj_tmp=@@optimizer_switch;
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set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
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set optimizer_switch='semijoin=off,firstmatch=off,loosescan=off';
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--source t/subselect_extra.test
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