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Commit 3a9edc5f authored by Sergey Petrunya's avatar Sergey Petrunya
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mysql-test/r/subselect.result
View file @ 3a9edc5f
......@@ -5201,8 +5201,8 @@ INSERT INTO t2 VALUES (12,2);
INSERT INTO t2 VALUES (15,4);
EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3 Start temporary
1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3
1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY it eq_ref PRIMARY PRIMARY 4 test.t1.pk 1 Using index; End temporary
SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1);
pk i
......
mysql-test/r/subselect3.result
View file @ 3a9edc5f
......@@ -1048,8 +1048,8 @@ explain
select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY X ALL NULL NULL NULL NULL 2
2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where; Start temporary
2 DEPENDENT SUBQUERY Z ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY Z ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X;
subq
NULL
......@@ -1193,27 +1193,27 @@ insert into t3 select * from t1;
insert into t3 values (1),(2);
explain select * from t2 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
explain select * from t2 where a in (select a from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
explain select * from t2 where a in (select a from t3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
explain select * from t1 where a in (select a from t3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
drop table t1, t2, t3;
create table t1 (a decimal);
insert into t1 values (1),(2);
explain select * from t1 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
drop table t1;
set @@optimizer_switch=@save_optimizer_switch;
set @@optimizer_switch=@save_optimizer_switch;
......@@ -1225,8 +1225,8 @@ create table t3 (a int, b int, filler char(100), key(a));
insert into t3 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t1 A, t1 B, t1 C;
explain select * from t1, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30) and t1.a =3;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where
1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY t3 ref a a 5 test.t2.a 10 End temporary
explain select straight_join * from t1 A, t1 B where A.a in (select a from t2);
id select_type table type possible_keys key key_len ref rows Extra
......@@ -1286,14 +1286,14 @@ insert into t2 select A.a + 10*B.a, A.a + 10*B.a from t0 A, t0 B;
set @@optimizer_switch='firstmatch=off,materialization=off';
explain select * from t1 where (a,b) in (select a,b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 10
1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
set @save_optimizer_search_depth=@@optimizer_search_depth;
set @@optimizer_search_depth=63;
explain select * from t1 where (a,b) in (select a,b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 10
1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
set @@optimizer_search_depth=@save_optimizer_search_depth;
set @@optimizer_switch=@save_optimizer_switch;
drop table t0, t1, t2;
......@@ -1304,8 +1304,8 @@ create table t1 as select * from t0;
insert into t1 select * from t0;
explain select * from t0 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
select * from t0 where a in (select a from t1);
a
10.24
......@@ -1317,8 +1317,8 @@ create table t1 as select * from t0;
insert into t1 select * from t0;
explain select * from t0 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
select * from t0 where a in (select a from t1);
a
2008-01-01
......@@ -1331,8 +1331,8 @@ create table t2 as select a as a, a as b from t0 where a < 3;
insert into t2 select * from t2;
explain select * from t1 where (a,b,c) in (select X.a, Y.a, Z.a from t2 X, t2 Y, t2 Z where X.b=33);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Start temporary
1 PRIMARY X ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 3
1 PRIMARY X ALL NULL NULL NULL NULL 6 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY Y ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join)
1 PRIMARY Z ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
drop table t0,t1,t2;
......
mysql-test/r/subselect3_jcl6.result
View file @ 3a9edc5f
......@@ -1057,8 +1057,8 @@ explain
select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY X ALL NULL NULL NULL NULL 2
2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where; Start temporary
2 DEPENDENT SUBQUERY Z hash_ALL NULL #hash#$hj 5 test.Y.a 2 Using where; End temporary; Using join buffer (flat, BNLH join)
2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY Z hash_ALL NULL #hash#$hj 5 test.Y.a 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X;
subq
NULL
......@@ -1202,27 +1202,27 @@ insert into t3 select * from t1;
insert into t3 values (1),(2);
explain select * from t2 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY t1 hash_ALL NULL #hash#$hj 4 test.t2.a 4 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY t1 hash_ALL NULL #hash#$hj 4 test.t2.a 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
explain select * from t2 where a in (select a from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY t2 hash_ALL NULL #hash#$hj 5 test.t2.a 2 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY t2 hash_ALL NULL #hash#$hj 5 test.t2.a 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
explain select * from t2 where a in (select a from t3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
explain select * from t1 where a in (select a from t3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
drop table t1, t2, t3;
create table t1 (a decimal);
insert into t1 values (1),(2);
explain select * from t1 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY t1 hash_ALL NULL #hash#$hj 6 test.t1.a 2 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY t1 hash_ALL NULL #hash#$hj 6 test.t1.a 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
drop table t1;
set @@optimizer_switch=@save_optimizer_switch;
set @@optimizer_switch=@save_optimizer_switch;
......@@ -1234,8 +1234,8 @@ create table t3 (a int, b int, filler char(100), key(a));
insert into t3 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t1 A, t1 B, t1 C;
explain select * from t1, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30) and t1.a =3;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where
1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY t3 ref a a 5 test.t2.a 10 End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan
explain select straight_join * from t1 A, t1 B where A.a in (select a from t2);
id select_type table type possible_keys key key_len ref rows Extra
......@@ -1295,14 +1295,14 @@ insert into t2 select A.a + 10*B.a, A.a + 10*B.a from t0 A, t0 B;
set @@optimizer_switch='firstmatch=off,materialization=off';
explain select * from t1 where (a,b) in (select a,b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary
1 PRIMARY t2 hash_ALL NULL #hash#$hj 10 test.t1.a,test.t1.b 100 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where
1 PRIMARY t2 hash_ALL NULL #hash#$hj 10 test.t1.a,test.t1.b 100 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
set @save_optimizer_search_depth=@@optimizer_search_depth;
set @@optimizer_search_depth=63;
explain select * from t1 where (a,b) in (select a,b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary
1 PRIMARY t2 hash_ALL NULL #hash#$hj 10 test.t1.a,test.t1.b 100 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where
1 PRIMARY t2 hash_ALL NULL #hash#$hj 10 test.t1.a,test.t1.b 100 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
set @@optimizer_search_depth=@save_optimizer_search_depth;
set @@optimizer_switch=@save_optimizer_switch;
drop table t0, t1, t2;
......@@ -1313,8 +1313,8 @@ create table t1 as select * from t0;
insert into t1 select * from t0;
explain select * from t0 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY t1 hash_ALL NULL #hash#$hj 3 test.t0.a 4 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY t1 hash_ALL NULL #hash#$hj 3 test.t0.a 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
select * from t0 where a in (select a from t1);
a
10.24
......@@ -1326,8 +1326,8 @@ create table t1 as select * from t0;
insert into t1 select * from t0;
explain select * from t0 where a in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY t1 hash_ALL NULL #hash#$hj 4 test.t0.a 4 Using where; End temporary; Using join buffer (flat, BNLH join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY t1 hash_ALL NULL #hash#$hj 4 test.t0.a 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNLH join)
select * from t0 where a in (select a from t1);
a
2008-01-01
......@@ -1340,8 +1340,8 @@ create table t2 as select a as a, a as b from t0 where a < 3;
insert into t2 select * from t2;
explain select * from t1 where (a,b,c) in (select X.a, Y.a, Z.a from t2 X, t2 Y, t2 Z where X.b=33);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Start temporary
1 PRIMARY X hash_ALL NULL #hash#$hj 5 test.t1.a 6 Using where; Using join buffer (flat, BNLH join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where
1 PRIMARY X hash_ALL NULL #hash#$hj 5 test.t1.a 6 Using where; Start temporary; Using join buffer (flat, BNLH join)
1 PRIMARY Y hash_ALL NULL #hash#$hj 5 test.t1.b 6 Using where; Using join buffer (incremental, BNLH join)
1 PRIMARY Z hash_ALL NULL #hash#$hj 5 test.t1.c 6 Using where; End temporary; Using join buffer (incremental, BNLH join)
drop table t0,t1,t2;
......
mysql-test/r/subselect_extra.result
View file @ 3a9edc5f
......@@ -15,16 +15,16 @@ insert into t2 values ('2001-01-01 1:1:1'), ('2001-01-01 1:1:1');
flush tables;
EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
flush tables;
SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL );
dt
flush tables;
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' );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary
1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
flush tables;
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' );
dt
......@@ -67,8 +67,8 @@ explain extended
select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary
1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where
1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
Warnings:
Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1
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))
......@@ -79,8 +79,8 @@ explain extended
select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary
1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
Warnings:
Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1
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))
......
mysql-test/r/subselect_no_mat.result
View file @ 3a9edc5f
......@@ -5154,8 +5154,8 @@ explain SELECT * FROM ot1,ot4
WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a
FROM it2,it3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot1 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY it2 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join)
1 PRIMARY ot1 ALL NULL NULL NULL NULL 2
1 PRIMARY it2 ALL NULL NULL NULL NULL 4 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY it3 ALL NULL NULL NULL NULL 6 Using join buffer (flat, BNL join)
1 PRIMARY ot4 ALL NULL NULL NULL NULL 8 Using where; End temporary; Using join buffer (flat, BNL join)
DROP TABLE IF EXISTS ot1, ot4, it2, it3;
......@@ -5200,8 +5200,8 @@ INSERT INTO t2 VALUES (12,2);
INSERT INTO t2 VALUES (15,4);
EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3 Start temporary
1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3
1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY it eq_ref PRIMARY PRIMARY 4 test.t1.pk 1 Using index; End temporary
SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1);
pk i
......
mysql-test/r/subselect_no_scache.result
View file @ 3a9edc5f
......@@ -5205,8 +5205,8 @@ INSERT INTO t2 VALUES (12,2);
INSERT INTO t2 VALUES (15,4);
EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3 Start temporary
1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3
1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY it eq_ref PRIMARY PRIMARY 4 test.t1.pk 1 Using index; End temporary
SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1);
pk i
......
mysql-test/r/subselect_sj.result
View file @ 3a9edc5f
......@@ -1242,8 +1242,8 @@ A.t1field IN (SELECT A.t1field FROM t2 B) AND
A.t1field IN (SELECT C.t2field FROM t2 C
WHERE C.t2field IN (SELECT D.t2field FROM t2 D));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY A index PRIMARY PRIMARY 4 NULL 3 Using index; Start temporary
1 PRIMARY B index NULL PRIMARY 4 NULL 3 Using index; End temporary
1 PRIMARY A index PRIMARY PRIMARY 4 NULL 3 Using index
1 PRIMARY B index NULL PRIMARY 4 NULL 3 Using index; Start temporary; End temporary
1 PRIMARY C eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index
1 PRIMARY D eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index
SELECT * FROM t1 A
......@@ -1439,8 +1439,8 @@ set optimizer_switch='firstmatch=off,loosescan=off,materialization=off';
explain
select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary
select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a);
a
......@@ -1498,8 +1498,8 @@ explain
select * from t0
where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary
1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary
select * from t0
......@@ -1516,8 +1516,8 @@ explain
select * from t0
where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 1
1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where; End temporary
select * from t0
......@@ -1711,10 +1711,10 @@ INSERT INTO t4 VALUES (0),(NULL);
explain
SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 3
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where
1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where
1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; End temporary
1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary
SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3 ) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4);
f1 f2 f3 f3
2 0 0 0
......@@ -1772,9 +1772,9 @@ INSERT INTO t3 VALUES (6,5),(6,2),(8,0),(9,1),(6,5);
explain
SELECT * FROM t1, t2 WHERE (t2.a , t1.b) IN (SELECT a, b FROM t3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 2 Using index; Using join buffer (flat, BNL join)
1 PRIMARY t3 ALL b NULL NULL NULL 5 Using where; End temporary
1 PRIMARY t3 ALL b NULL NULL NULL 5 Using where; Start temporary; End temporary
SELECT * FROM t1, t2 WHERE (t2.a , t1.b) IN (SELECT a, b FROM t3);
b a
5 6
......@@ -1877,10 +1877,10 @@ alias1.c IN (SELECT SQ3_alias1.b
FROM t2 AS SQ3_alias1 STRAIGHT_JOIN t2 AS SQ3_alias2)
LIMIT 100;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 20 Start temporary
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 20
1 PRIMARY alias2 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join)
1 PRIMARY SQ3_alias1 ALL NULL NULL NULL NULL 20 Using where
1 PRIMARY SQ3_alias1 ALL NULL NULL NULL NULL 20 Using where; Start temporary
1 PRIMARY SQ3_alias2 index NULL PRIMARY 4 NULL 20 Using index; End temporary
2 DERIVED t2 ALL NULL NULL NULL NULL 20
create table t3 as
......@@ -2040,8 +2040,8 @@ set optimizer_switch='semijoin_with_cache=on';
explain
select * from t1 where t1.a in (select t2.a from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
select * from t1 where t1.a in (select t2.a from t2);
a
1
......@@ -2050,8 +2050,8 @@ set optimizer_switch='semijoin_with_cache=off';
explain
select * from t1 where t1.a in (select t2.a from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; End temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary
select * from t1 where t1.a in (select t2.a from t2);
a
1
......
mysql-test/r/subselect_sj2.result
View file @ 3a9edc5f
set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t2, t3;
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
......@@ -331,8 +331,8 @@ WHERE Language='English' AND Percentage > 10 AND
t2.Population > 100000);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Rowid-ordered scan; Start temporary
1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where
1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; End temporary
1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where; End temporary
1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where
set optimizer_switch=@bug35674_save_optimizer_switch;
DROP TABLE t1,t2,t3;
CREATE TABLE t1 (
......
mysql-test/r/subselect_sj2_jcl6.result
View file @ 3a9edc5f
......@@ -10,7 +10,7 @@ join_cache_level 6
set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t2, t3;
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
......@@ -340,8 +340,8 @@ WHERE Language='English' AND Percentage > 10 AND
t2.Population > 100000);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Rowid-ordered scan; Start temporary
1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan
1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where; End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan
set optimizer_switch=@bug35674_save_optimizer_switch;
DROP TABLE t1,t2,t3;
CREATE TABLE t1 (
......
mysql-test/r/subselect_sj2_mat.result
View file @ 3a9edc5f
......@@ -3,7 +3,7 @@ set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
drop table if exists t0, t1, t2, t3;
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
......@@ -333,8 +333,8 @@ WHERE Language='English' AND Percentage > 10 AND
t2.Population > 100000);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Rowid-ordered scan; Start temporary
1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where
1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; End temporary
1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where; End temporary
1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where
set optimizer_switch=@bug35674_save_optimizer_switch;
DROP TABLE t1,t2,t3;
CREATE TABLE t1 (
......
mysql-test/r/subselect_sj_aria.result 0 → 100644
View file @ 3a9edc5f
drop table if exists t1,t2,t3,t4;
#
# BUG#887468: Second assertion `keypart_map' failed in maria_rkey with semijoin
#
CREATE TABLE t1 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) DEFAULT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
dummy char(30),
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=Aria AUTO_INCREMENT=30 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t1 (pk, col_varchar_key, col_int_key) VALUES
(10,NULL,0), (11,'d',4), (12,'g',8), (13,'x',NULL), (14,'f',NULL),
(15,'p',0), (16,'j',NULL), (17,'c',8), (18,'z',8), (19,'j',6), (20,NULL,2),
(21,'p',3), (22,'w',1), (23,'c',NULL), (24,'j',1), (25,'f',10), (26,'v',2),
(27,'f',103), (28,'q',3), (29,'y',6);
CREATE TABLE t2 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) DEFAULT NULL,
dummy char(36),
PRIMARY KEY (pk),
KEY col_int_key (col_int_key)
) ENGINE=Aria AUTO_INCREMENT=101 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t2 ( pk, col_int_key) VALUES
(1,8), (2,2), (3,9), (4,6), (5,NULL), (6,NULL), (7,48), (8,228), (9,3), (10,5),
(11,39), (12,6), (13,8), (14,3), (15,NULL), (16,2), (17,6), (18,3), (19,1), (20,4),
(21,3), (22,1), (23,NULL), (24,97), (25,0), (26,0), (27,9), (28,5), (29,9), (30,0),
(31,2), (32,172), (33,NULL), (34,5), (35,119), (36,1), (37,4), (38,8), (39,NULL), (40,6),
(41,5), (42,5), (43,1), (44,7), (45,2), (46,8), (47,9), (48,NULL), (49,NULL), (50,3),
(51,172), (52,NULL), (53,6), (54,6), (55,5), (56,4), (57,3), (58,2), (59,7), (60,4),
(61,6), (62,0), (63,8), (64,5), (65,8), (66,2), (67,9), (68,7), (69,5), (70,7),
(71,0), (72,4), (73,3), (74,1), (75,0), (76,6), (77,2), (78,NULL), (79,8), (80,NULL),
(81,NULL), (82,NULL), (83,3), (84,7), (85,3), (86,5), (87,5), (88,1), (89,2), (90,1),
(91,7), (92,1), (93,9), (94,9), (95,8), (96,3), (97,7), (98,4), (99,9), (100,0);
CREATE TABLE t3 (
pk int(11) NOT NULL AUTO_INCREMENT,
dummy char(34),
col_varchar_key varchar(1) DEFAULT NULL,
col_int_key int(11) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=Aria AUTO_INCREMENT=4 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t3 (pk, col_varchar_key) VALUES (1,'v'), (2,'c'), (3,NULL);
CREATE TABLE t4 (
pk int(11) NOT NULL AUTO_INCREMENT,
dummy char (38),
PRIMARY KEY (pk)
) ENGINE=Aria AUTO_INCREMENT=4 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t4 (pk) VALUES (1), (2), (3);
SELECT *
FROM t1
JOIN t2
ON ( t2.col_int_key = t1.pk )
WHERE t1.col_varchar_key IN (
SELECT t3.col_varchar_key FROM t3, t4
);
pk col_int_key col_varchar_key dummy pk col_int_key dummy
drop table t1, t2, t3, t4;
mysql-test/r/subselect_sj_jcl6.result
View file @ 3a9edc5f
......@@ -1253,8 +1253,8 @@ A.t1field IN (SELECT A.t1field FROM t2 B) AND
A.t1field IN (SELECT C.t2field FROM t2 C
WHERE C.t2field IN (SELECT D.t2field FROM t2 D));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY A index PRIMARY PRIMARY 4 NULL 3 Using index; Start temporary
1 PRIMARY B index NULL PRIMARY 4 NULL 3 Using index; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY A index PRIMARY PRIMARY 4 NULL 3 Using index
1 PRIMARY B index NULL PRIMARY 4 NULL 3 Using index; Start temporary; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY C eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index
1 PRIMARY D eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index
SELECT * FROM t1 A
......@@ -1450,8 +1450,8 @@ set optimizer_switch='firstmatch=off,loosescan=off,materialization=off';
explain
select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary; Using join buffer (incremental, BNL join)
select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a);
a
......@@ -1509,8 +1509,8 @@ explain
select * from t0
where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (incremental, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary; Using join buffer (incremental, BNL join)
select * from t0
......@@ -1527,8 +1527,8 @@ explain
select * from t0
where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t0 ALL NULL NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using join buffer (incremental, BNL join)
1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (incremental, BNL join)
select * from t0
......@@ -1722,10 +1722,10 @@ INSERT INTO t4 VALUES (0),(NULL);
explain
SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 3
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join)
1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where; Using join buffer (incremental, BNL join)
1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (incremental, BNL join)
1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary; Using join buffer (incremental, BNL join)
SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3 ) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4);
f1 f2 f3 f3
2 0 0 0
......@@ -1783,9 +1783,9 @@ INSERT INTO t3 VALUES (6,5),(6,2),(8,0),(9,1),(6,5);
explain
SELECT * FROM t1, t2 WHERE (t2.a , t1.b) IN (SELECT a, b FROM t3);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 2 Using index; Using join buffer (flat, BNL join)
1 PRIMARY t3 ALL b NULL NULL NULL 5 Using where; End temporary; Using join buffer (incremental, BNL join)
1 PRIMARY t3 ALL b NULL NULL NULL 5 Using where; Start temporary; End temporary; Using join buffer (incremental, BNL join)
SELECT * FROM t1, t2 WHERE (t2.a , t1.b) IN (SELECT a, b FROM t3);
b a
5 6
......@@ -1888,10 +1888,10 @@ alias1.c IN (SELECT SQ3_alias1.b
FROM t2 AS SQ3_alias1 STRAIGHT_JOIN t2 AS SQ3_alias2)
LIMIT 100;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 20 Start temporary
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 20
1 PRIMARY alias2 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join)
1 PRIMARY t2 ALL NULL NULL NULL NULL 20 Using join buffer (incremental, BNL join)
1 PRIMARY SQ3_alias1 ALL NULL NULL NULL NULL 20 Using where; Using join buffer (incremental, BNL join)
1 PRIMARY SQ3_alias1 ALL NULL NULL NULL NULL 20 Using where; Start temporary; Using join buffer (incremental, BNL join)
1 PRIMARY SQ3_alias2 index NULL PRIMARY 4 NULL 20 Using index; End temporary; Using join buffer (incremental, BNL join)
2 DERIVED t2 ALL NULL NULL NULL NULL 20
create table t3 as
......@@ -2051,8 +2051,8 @@ set optimizer_switch='semijoin_with_cache=on';
explain
select * from t1 where t1.a in (select t2.a from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
select * from t1 where t1.a in (select t2.a from t2);
a
1
......@@ -2061,8 +2061,8 @@ set optimizer_switch='semijoin_with_cache=off';
explain
select * from t1 where t1.a in (select t2.a from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; End temporary
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; Start temporary; End temporary
select * from t1 where t1.a in (select t2.a from t2);
a
1
......@@ -2123,8 +2123,8 @@ explain
SELECT * FROM t0 WHERE t0.a IN
(SELECT t1.a FROM t1, t2 WHERE t2.a=t0.a AND t1.b=t2.b);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t0 ALL NULL NULL NULL NULL 5 Using where; Start temporary
1 PRIMARY t1 ref a a 5 test.t0.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
1 PRIMARY t0 ALL NULL NULL NULL NULL 5 Using where
1 PRIMARY t1 ref a a 5 test.t0.a 1 Start temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 Using where; End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan
SELECT * FROM t0 WHERE t0.a IN
(SELECT t1.a FROM t1, t2 WHERE t2.a=t0.a AND t1.b=t2.b);
......@@ -2156,8 +2156,8 @@ EXPLAIN
SELECT * FROM t1, t2
WHERE t2.a IN (SELECT b FROM t3 WHERE t3.d <= t1.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t3 ALL d NULL NULL NULL 5 Range checked for each record (index map: 0x2)
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY t3 ALL d NULL NULL NULL 5 Range checked for each record (index map: 0x2); Start temporary
1 PRIMARY t2 hash_ALL PRIMARY #hash#PRIMARY 4 test.t3.b 4 End temporary; Using join buffer (flat, BNLH join)
SELECT * FROM t1, t2
WHERE t2.a IN (SELECT b FROM t3 WHERE t3.d <= t1.a);
......@@ -2171,8 +2171,8 @@ EXPLAIN
SELECT * FROM t1, t2
WHERE t2.a IN (SELECT b FROM t3 WHERE t3.d <= t1.a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary
1 PRIMARY t3 ALL d NULL NULL NULL 5 Range checked for each record (index map: 0x2)
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY t3 ALL d NULL NULL NULL 5 Range checked for each record (index map: 0x2); Start temporary
1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t3.b 1 End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
SELECT * FROM t1, t2
WHERE t2.a IN (SELECT b FROM t3 WHERE t3.d <= t1.a);
......
mysql-test/r/subselect_sj_mat.result
View file @ 3a9edc5f
This diff is collapsed.
mysql-test/t/subselect_sj2.test
View file @ 3a9edc5f
......@@ -7,7 +7,7 @@ set @subselect_sj2_tmp= @@optimizer_switch;
set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on';
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
--disable_warnings
drop table if exists t0, t1, t2, t3;
drop table if exists t0, t1, t2, t3, t4, t5;
drop view if exists v1;
--enable_warnings
......
mysql-test/t/subselect_sj_aria.test 0 → 100644
View file @ 3a9edc5f
#
# Semi-join tests that require Aria
#
--disable_warnings
drop table if exists t1,t2,t3,t4;
--enable_warnings
--echo #
--echo # BUG#887468: Second assertion `keypart_map' failed in maria_rkey with semijoin
--echo #
CREATE TABLE t1 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) DEFAULT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
dummy char(30),
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=Aria AUTO_INCREMENT=30 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t1 (pk, col_varchar_key, col_int_key) VALUES
(10,NULL,0), (11,'d',4), (12,'g',8), (13,'x',NULL), (14,'f',NULL),
(15,'p',0), (16,'j',NULL), (17,'c',8), (18,'z',8), (19,'j',6), (20,NULL,2),
(21,'p',3), (22,'w',1), (23,'c',NULL), (24,'j',1), (25,'f',10), (26,'v',2),
(27,'f',103), (28,'q',3), (29,'y',6);
CREATE TABLE t2 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) DEFAULT NULL,
dummy char(36),
PRIMARY KEY (pk),
KEY col_int_key (col_int_key)
) ENGINE=Aria AUTO_INCREMENT=101 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t2 ( pk, col_int_key) VALUES
(1,8), (2,2), (3,9), (4,6), (5,NULL), (6,NULL), (7,48), (8,228), (9,3), (10,5),
(11,39), (12,6), (13,8), (14,3), (15,NULL), (16,2), (17,6), (18,3), (19,1), (20,4),
(21,3), (22,1), (23,NULL), (24,97), (25,0), (26,0), (27,9), (28,5), (29,9), (30,0),
(31,2), (32,172), (33,NULL), (34,5), (35,119), (36,1), (37,4), (38,8), (39,NULL), (40,6),
(41,5), (42,5), (43,1), (44,7), (45,2), (46,8), (47,9), (48,NULL), (49,NULL), (50,3),
(51,172), (52,NULL), (53,6), (54,6), (55,5), (56,4), (57,3), (58,2), (59,7), (60,4),
(61,6), (62,0), (63,8), (64,5), (65,8), (66,2), (67,9), (68,7), (69,5), (70,7),
(71,0), (72,4), (73,3), (74,1), (75,0), (76,6), (77,2), (78,NULL), (79,8), (80,NULL),
(81,NULL), (82,NULL), (83,3), (84,7), (85,3), (86,5), (87,5), (88,1), (89,2), (90,1),
(91,7), (92,1), (93,9), (94,9), (95,8), (96,3), (97,7), (98,4), (99,9), (100,0);
CREATE TABLE t3 (
pk int(11) NOT NULL AUTO_INCREMENT,
dummy char(34),
col_varchar_key varchar(1) DEFAULT NULL,
col_int_key int(11) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key,col_int_key)
) ENGINE=Aria AUTO_INCREMENT=4 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t3 (pk, col_varchar_key) VALUES (1,'v'), (2,'c'), (3,NULL);
CREATE TABLE t4 (
pk int(11) NOT NULL AUTO_INCREMENT,
dummy char (38),
PRIMARY KEY (pk)
) ENGINE=Aria AUTO_INCREMENT=4 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1;
INSERT INTO t4 (pk) VALUES (1), (2), (3);
SELECT *
FROM t1
JOIN t2
ON ( t2.col_int_key = t1.pk )
WHERE t1.col_varchar_key IN (
SELECT t3.col_varchar_key FROM t3, t4
);
drop table t1, t2, t3, t4;
sql/opt_subselect.cc
View file @ 3a9edc5f
This diff is collapsed.
sql/opt_subselect.h
View file @ 3a9edc5f
......@@ -263,8 +263,8 @@ class Loose_scan_opt
{
pos->records_read= best_loose_scan_records;
pos->key= best_loose_scan_start_key;
pos->loosescan_key= best_loose_scan_key;
pos->loosescan_parts= best_max_loose_keypart + 1;
pos->loosescan_picker.loosescan_key= best_loose_scan_key;
pos->loosescan_picker.loosescan_parts= best_max_loose_keypart + 1;
pos->use_join_buffer= FALSE;
pos->table= tab;
// todo need ref_depend_map ?
......@@ -277,8 +277,7 @@ class Loose_scan_opt
};
void advance_sj_state(JOIN *join, const table_map remaining_tables,
const JOIN_TAB *new_join_tab, uint idx,
void advance_sj_state(JOIN *join, const table_map remaining_tables, uint idx,
double *current_record_count, double *current_read_time,
POSITION *loose_scan_pos);
void restore_prev_sj_state(const table_map remaining_tables,
......@@ -359,8 +358,7 @@ class SJ_TMP_TABLE : public Sql_alloc
ENGINE_COLUMNDEF *start_recinfo;
ENGINE_COLUMNDEF *recinfo;
/* Pointer to next table (next->start_idx > this->end_idx) */
SJ_TMP_TABLE *next;
SJ_TMP_TABLE *next_flush_table;
};
int setup_semijoin_dups_elimination(JOIN *join, ulonglong options,
......
sql/sql_select.cc
View file @ 3a9edc5f
......@@ -85,7 +85,7 @@ static int join_tab_cmp_embedded_first(const void *emb, const void* ptr1, const
static bool find_best(JOIN *join,table_map rest_tables,uint index,
double record_count,double read_time);
static uint cache_record_length(JOIN *join,uint index);
static bool get_best_combination(JOIN *join);
bool get_best_combination(JOIN *join);
static store_key *get_store_key(THD *thd,
KEYUSE *keyuse, table_map used_tables,
KEY_PART_INFO *key_part, uchar *key_buff,
......@@ -4887,7 +4887,7 @@ void set_position(JOIN *join,uint idx,JOIN_TAB *table,KEYUSE *key)
join->positions[idx].records_read=1.0; /* This is a const table */
join->positions[idx].ref_depend_map= 0;
join->positions[idx].loosescan_key= MAX_KEY; /* Not a LooseScan */
// join->positions[idx].loosescan_key= MAX_KEY; /* Not a LooseScan */
join->positions[idx].sj_strategy= SJ_OPT_NONE;
join->positions[idx].use_join_buffer= FALSE;
......@@ -5537,7 +5537,7 @@ best_access_path(JOIN *join,
pos->key= best_key;
pos->table= s;
pos->ref_depend_map= best_ref_depends_map;
pos->loosescan_key= MAX_KEY;
pos->loosescan_picker.loosescan_key= MAX_KEY;
pos->use_join_buffer= best_uses_jbuf;
loose_scan_opt.save_to_position(s, loose_scan_pos);
......@@ -5844,7 +5844,7 @@ optimize_straight_join(JOIN *join, table_map join_tables)
/* compute the cost of the new plan extended with 's' */
record_count*= join->positions[idx].records_read;
read_time+= join->positions[idx].read_time;
advance_sj_state(join, join_tables, s, idx, &record_count, &read_time,
advance_sj_state(join, join_tables, idx, &record_count, &read_time,
&loose_scan_pos);
join_tables&= ~(s->table->map);
......@@ -6360,7 +6360,7 @@ best_extension_by_limited_search(JOIN *join,
current_record_count= record_count * position->records_read;
current_read_time= read_time + position->read_time;
advance_sj_state(join, remaining_tables, s, idx, &current_record_count,
advance_sj_state(join, remaining_tables, idx, &current_record_count,
&current_read_time, &loose_scan_pos);
/* Expand only partial plans with lower cost than the best QEP so far */
......@@ -6517,7 +6517,7 @@ find_best(JOIN *join,table_map rest_tables,uint idx,double record_count,
*/
double current_record_count=record_count*records;
double current_read_time=read_time+best;
advance_sj_state(join, rest_tables, s, idx, &current_record_count,
advance_sj_state(join, rest_tables, idx, &current_record_count,
&current_read_time, &loose_scan_pos);
if (best_record_count > current_record_count ||
......@@ -7017,7 +7017,7 @@ static Item * const null_ptr= NULL;
TRUE Out of memory
*/
static bool
bool
get_best_combination(JOIN *join)
{
uint tablenr;
......@@ -7095,13 +7095,6 @@ get_best_combination(JOIN *join)
*j= *join->best_positions[tablenr].table;
#if 0
/* SJ-Materialization is represented with join tab ranges */
if (j->sj_strategy == SJ_OPT_MATERIALIZE ||
j->sj_strategy == SJ_OPT_MATERIALIZE)
j->sj_strategy= SJ_OPT_NONE;
#endif
j->bush_root_tab= sjm_nest_root;
form=join->table[tablenr]=j->table;
......@@ -7124,7 +7117,7 @@ get_best_combination(JOIN *join)
(join->best_positions[tablenr].sj_strategy == SJ_OPT_LOOSE_SCAN))
{
j->type=JT_ALL;
j->index= join->best_positions[tablenr].loosescan_key;
j->index= join->best_positions[tablenr].loosescan_picker.loosescan_key;
if (tablenr != join->const_tables)
join->full_join=1;
}
......@@ -15107,10 +15100,12 @@ sub_select(JOIN *join,JOIN_TAB *join_tab,bool end_of_records)
int error;
enum_nested_loop_state rc= NESTED_LOOP_OK;
READ_RECORD *info= &join_tab->read_record;
if (join_tab->flush_weedout_table)
for (SJ_TMP_TABLE *flush_dups_table= join_tab->flush_weedout_table;
flush_dups_table;
flush_dups_table= flush_dups_table->next_flush_table)
{
do_sj_reset(join_tab->flush_weedout_table);
do_sj_reset(flush_dups_table);
}
if (!join_tab->preread_init_done && join_tab->preread_init())
......@@ -21033,7 +21028,7 @@ static void select_describe(JOIN *join, bool need_tmp_table, bool need_order,
extra.append(STRING_WITH_LEN("; LooseScan"));
}
if (tab->flush_weedout_table)
if (tab->first_weedout_table)
extra.append(STRING_WITH_LEN("; Start temporary"));
if (tab->check_weed_out_table)
extra.append(STRING_WITH_LEN("; End temporary"));
......
sql/sql_select.h
View file @ 3a9edc5f
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