diff options
Diffstat (limited to 'mysql-test/main/null_key.result')
| -rw-r--r-- | mysql-test/main/null_key.result | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mysql-test/main/null_key.result b/mysql-test/main/null_key.result index 55b2060475f..6b9d59c636a 100644 --- a/mysql-test/main/null_key.result +++ b/mysql-test/main/null_key.result @@ -20,7 +20,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 9 NULL 12 Using where; Using index explain select * from t1 where (a is null or a > 0 and a < 2) and b < 5 limit 3; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index a,b a 9 NULL 12 Using where; Using index +1 SIMPLE t1 range a,b a 9 NULL 2 Using where; Using index explain select * from t1 where (a is null or a = 7) and b=7; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref_or_null a,b a 9 const,const 2 Using where; Using index @@ -32,7 +32,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref a,b a 5 const 3 Using where; Using index explain select * from t1 where a is null and b=9 or a is null and b=7 limit 3; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref a,b a 5 const 2 Using where; Using index +1 SIMPLE t1 range a,b a 9 NULL 3 Using where; Using index explain select * from t1 where a > 1 and a < 3 limit 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range a a 5 NULL 1 Using where; Using index @@ -160,7 +160,7 @@ a b 7 NULL explain select * from t1 where (a = 7 or a is null) and (b=7 or b is null); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null a,b a 5 const 4 Using where; Using index +1 SIMPLE t1 ref_or_null a,b a 5 const 5 Using where; Using index select * from t1 where (a = 7 or a is null) and (b=7 or b is null); a b 7 NULL @@ -194,7 +194,7 @@ a a b explain select * from t2,t1 where t1.a=t2.a and (b= 7 or b is null); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where -1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 4 Using where; Using index +1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 5 Using where; Using index select * from t2,t1 where t1.a=t2.a and (b= 7 or b is null); a a b 7 7 7 @@ -204,7 +204,7 @@ a a b explain select * from t2,t1 where (t1.a=t2.a or t1.a is null) and b= 7; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 -1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 4 Using where; Using index +1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 5 Using where; Using index select * from t2,t1 where (t1.a=t2.a or t1.a is null) and b= 7; a a b 7 7 7 @@ -214,7 +214,7 @@ a a b explain select * from t2,t1 where (t1.a=t2.a or t1.a is null) and (b= 7 or b is null); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 -1 SIMPLE t1 ref_or_null a a 5 test.t2.a 4 Using where; Using index +1 SIMPLE t1 ref_or_null a a 5 test.t2.a 5 Using where; Using index select * from t2,t1 where (t1.a=t2.a or t1.a is null) and (b= 7 or b is null); a a b 7 7 NULL @@ -261,7 +261,7 @@ INSERT INTO t1 VALUES (11,5),(12,6),(13,7),(14,8),(15,9); INSERT INTO t2 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4),(9,NULL),(10,NULL); explain select id from t1 where uniq_id is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref idx1 idx1 5 const 6 Using index condition +1 SIMPLE t1 ALL idx1 NULL NULL NULL 15 Using where explain select id from t1 where uniq_id =1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const idx1 idx1 5 const 1 |