diff options
Diffstat (limited to 'mysql-test/main/subselect3.result')
| -rw-r--r-- | mysql-test/main/subselect3.result | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/mysql-test/main/subselect3.result b/mysql-test/main/subselect3.result index ca151daf146..3c33182b3ef 100644 --- a/mysql-test/main/subselect3.result +++ b/mysql-test/main/subselect3.result @@ -1139,8 +1139,8 @@ create table t3 (a int); insert into t3 select A.a + 10*B.a from t0 A, t0 B; explain select * from t3 where a in (select kp1 from t1 where kp1<20); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using where; Using index; LooseScan -1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref kp1 kp1 5 test.t3.a 1 Using index; FirstMatch(t3) create table t4 (pk int primary key); insert into t4 select a from t3; explain select * from t3 where a in (select t1.kp1 from t1,t4 where kp1<20 @@ -1276,12 +1276,12 @@ insert into t1 select A.a, B.a, 'filler' from t0 A, t0 B; create table t2 as select * from t1; explain select * from t2 where a in (select b from t1 where a=3); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ref a a 5 const 8 Using index; LooseScan -1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref a a 10 const,test.t2.a 1 Using index; FirstMatch(t2) explain select * from t2 where (b,a) in (select a,b from t1 where a=3); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ref a a 5 const 8 Using index; LooseScan -1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref a a 10 const,test.t2.a 1 Using index; FirstMatch(t2) drop table t1,t2; set @@optimizer_switch=@save_optimizer_switch; create table t1 (a int, b int); @@ -1339,9 +1339,9 @@ 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 -1 PRIMARY X ALL NULL NULL NULL NULL 6 Using where -1 PRIMARY Y ALL NULL NULL NULL NULL 6 Using where -1 PRIMARY Z ALL NULL NULL NULL NULL 6 Using where; FirstMatch(t1) +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; set @@optimizer_switch=@save_optimizer_switch; |