diff options
Diffstat (limited to 'mysql-test/main/index_merge_myisam.result')
| -rw-r--r-- | mysql-test/main/index_merge_myisam.result | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mysql-test/main/index_merge_myisam.result b/mysql-test/main/index_merge_myisam.result index 30bda34ec0b..2c84086d17d 100644 --- a/mysql-test/main/index_merge_myisam.result +++ b/mysql-test/main/index_merge_myisam.result @@ -232,7 +232,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index i1_3,i2_3 i321 12 NULL 1024 Using where; Using index explain select key7 from t2 where key1 <100 or key2 < 100; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 index_merge i1_3,i2_3 i1_3,i2_3 4,4 NULL 186 Using sort_union(i1_3,i2_3); Using where +1 SIMPLE t2 ALL i1_3,i2_3 NULL NULL NULL 1024 Using where create table t4 ( key1a int not null, key1b int not null, @@ -405,8 +405,8 @@ from t0 as A straight_join t0 as B where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1) and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE A index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where -1 SIMPLE B index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where; Using join buffer (flat, BNL join) +1 SIMPLE A ALL i1,i2,i3,i4,i5,i6,i7?,i8 NULL NULL NULL # Using where +1 SIMPLE B ALL i1,i2,i3,i4,i5,i6,i7?,i8 NULL NULL NULL # Using where; Using join buffer (flat, BNL join) select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) from t0 as A straight_join t0 as B where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1) @@ -762,13 +762,13 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b st_a,st_b 4,4 NULL 3515 Using intersect(st_a,st_b); Using where; Using index explain select st_a from t1 ignore index (st_a) where st_a=1 and st_b=1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,stb_swt1a_2b,stb_swt1b,st_b st_b 4 const 15094 Using where +1 SIMPLE t1 ALL sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,stb_swt1a_2b,stb_swt1b,st_b NULL NULL NULL 64806 Using where explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a sta_swt21a 12 const,const,const 971 explain select * from t1 where st_b=1 and swt1b=1 and swt2b=1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref stb_swt1a_2b,stb_swt1b,st_b stb_swt1b 8 const,const 3885 Using where +1 SIMPLE t1 ref stb_swt1a_2b,stb_swt1b,st_b stb_swt1a_2b 8 const,const 3879 Using where explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge sta_swt12a,sta_swt1a,sta_swt2a,sta_swt21a,st_a,stb_swt1a_2b,stb_swt1b,st_b sta_swt12a,stb_swt1a_2b 12,12 NULL 58 Using intersect(sta_swt12a,stb_swt1a_2b); Using where @@ -783,7 +783,7 @@ id select_type table type possible_keys key key_len ref rows Extra explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b, stb_swt1b) where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index_merge sta_swt1a,sta_swt2a,st_a,st_b sta_swt1a,sta_swt2a,st_b 8,8,4 NULL 223 Using intersect(sta_swt1a,sta_swt2a,st_b); Using where +1 SIMPLE t1 index_merge sta_swt1a,sta_swt2a,st_a,st_b sta_swt1a,sta_swt2a 8,8 NULL 960 Using intersect(sta_swt1a,sta_swt2a); Using where explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1; id select_type table type possible_keys key key_len ref rows Extra @@ -1558,7 +1558,7 @@ This should be intersect: set optimizer_switch=default; explain select * from t1 where a=10 and b=10; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index_merge a,b a,b 5,5 NULL 1 Using intersect(a,b); Using where +1 SIMPLE t1 ref|filter a,b a|b 5|5 const 49 (1%) Using where; Using rowid filter No intersect when index_merge is disabled: set optimizer_switch='default,index_merge=off,rowid_filter=off'; explain select * from t1 where a=10 and b=10; |