diff options
Diffstat (limited to 'mysql-test/r/distinct.result')
| -rw-r--r-- | mysql-test/r/distinct.result | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/mysql-test/r/distinct.result b/mysql-test/r/distinct.result index 3419ce150eb..002dbc6ccb5 100644 --- a/mysql-test/r/distinct.result +++ b/mysql-test/r/distinct.result @@ -174,8 +174,8 @@ INSERT INTO t3 VALUES (1,'1'),(2,'2'),(1,'1'),(2,'2'); explain SELECT distinct t3.a FROM t3,t2,t1 WHERE t3.a=t1.b AND t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 4 Using temporary -1 SIMPLE t3 ref a a 5 test.t1.b 2 Using where; Using index; Using join cache -1 SIMPLE t2 index a a 4 NULL 5 Using where; Using index; Distinct +1 SIMPLE t3 ref a a 5 test.t1.b 2 Using where; Using index +1 SIMPLE t2 index a a 4 NULL 5 Using where; Using index; Distinct; Using join buffer SELECT distinct t3.a FROM t3,t2,t1 WHERE t3.a=t1.b AND t1.a=t2.a; a 1 @@ -299,12 +299,12 @@ WHERE ((t1.id=j_lj_t2.id AND t2_lj.id IS NULL) OR (t1.id=t2.id AND t2.idx=2)) AND ((t1.id=j_lj_t3.id AND t3_lj.id IS NULL) OR (t1.id=t3.id AND t3.idx=2)); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index id id 4 NULL 2 Using index; Using temporary; Using join cache -1 SIMPLE t2 index id id 8 NULL 1 Using index; Distinct; Using join cache -1 SIMPLE t3 index id id 8 NULL 1 Using index; Distinct; Using join cache -1 SIMPLE j_lj_t2 index id id 4 NULL 2 Using where; Using index; Distinct -1 SIMPLE t2_lj ref id id 4 test.j_lj_t2.id 1 Using where; Using index; Distinct; Using join cache -1 SIMPLE j_lj_t3 index id id 4 NULL 2 Using where; Using index; Distinct +1 SIMPLE t1 index id id 4 NULL 2 Using index; Using temporary +1 SIMPLE t2 index id id 8 NULL 1 Using index; Distinct; Using join buffer +1 SIMPLE t3 index id id 8 NULL 1 Using index; Distinct; Using join buffer +1 SIMPLE j_lj_t2 index id id 4 NULL 2 Using where; Using index; Distinct; Using join buffer +1 SIMPLE t2_lj ref id id 4 test.j_lj_t2.id 1 Using where; Using index; Distinct +1 SIMPLE j_lj_t3 index id id 4 NULL 2 Using where; Using index; Distinct; Using join buffer 1 SIMPLE t3_lj ref id id 4 test.j_lj_t3.id 1 Using where; Using index; Distinct SELECT DISTINCT t1.id @@ -514,8 +514,8 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 EXPLAIN SELECT DISTINCT t1_1.a, t1_1.b FROM t1 t1_1, t1 t1_2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1_1 ALL NULL NULL NULL NULL 3 Using temporary; Using join cache -1 SIMPLE t1_2 index NULL PRIMARY 4 NULL 3 Using index; Distinct +1 SIMPLE t1_1 ALL NULL NULL NULL NULL 3 Using temporary +1 SIMPLE t1_2 index NULL PRIMARY 4 NULL 3 Using index; Distinct; Using join buffer EXPLAIN SELECT DISTINCT t1_1.a, t1_1.b FROM t1 t1_1, t1 t1_2 WHERE t1_1.a = t1_2.a; id select_type table type possible_keys key key_len ref rows Extra |