diff options
Diffstat (limited to 'mysql-test/main/range_mrr_icp.result')
| -rw-r--r-- | mysql-test/main/range_mrr_icp.result | 111 |
1 files changed, 58 insertions, 53 deletions
diff --git a/mysql-test/main/range_mrr_icp.result b/mysql-test/main/range_mrr_icp.result index a6c57378f9c..941c79763cf 100644 --- a/mysql-test/main/range_mrr_icp.result +++ b/mysql-test/main/range_mrr_icp.result @@ -418,7 +418,9 @@ count(*) 1026 analyze table t1,t2; Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected test.t1 analyze status OK +test.t2 analyze status Engine-independent statistics collected test.t2 analyze status Table is already up to date explain select * from t1, t2 where t1.uid=t2.uid AND t1.uid > 0; id select_type table type possible_keys key key_len ref rows Extra @@ -1888,6 +1890,7 @@ alter table t1 add key2 int not null, add index i2(key2); update t1 set key2=key1; analyze table t1; Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected test.t1 analyze status OK create table t2 (a int); insert into t2 values (1),(2),(3),(4),(5),(6),(7),(8); @@ -2086,6 +2089,7 @@ insert into t2 select * from t2; insert into t2 values (0, 0, 0, 0), (1, 1, 1, 1); analyze table t2; Table Op Msg_type Msg_text +test.t2 analyze status Engine-independent statistics collected test.t2 analyze status OK select a, b from t2 where (a, b) in ((0, 0), (1, 1)); a b @@ -2478,7 +2482,7 @@ EXPLAIN "key_length": "5", "used_key_parts": ["d"], "rows": 3, - "filtered": 100, + "filtered": 55, "index_condition": "t2.d is not null", "attached_condition": "(t2.d,t2.e) in (<cache>((3,3)),<cache>((7,7)),<cache>((2,2)))", "mrr_type": "Rowid-ordered scan" @@ -2535,8 +2539,8 @@ insert into t2 values explain select * from t1,t2 where a = d and (a,e) in ((3,3),(7,7),(8,8)) and length(f) = 1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range idx idx 5 NULL 6 Using index condition; Rowid-ordered scan -1 SIMPLE t2 ref idx1,idx2 idx1 5 test.t1.a 12 Using where +1 SIMPLE t2 range idx1,idx2 idx1 5 NULL 8 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t1 ref idx idx 5 test.t2.d 8 explain format=json select * from t1,t2 where a = d and (a,e) in ((3,3),(7,7),(8,8)) and length(f) = 1; EXPLAIN @@ -2544,88 +2548,88 @@ EXPLAIN "query_block": { "select_id": 1, "table": { - "table_name": "t1", + "table_name": "t2", "access_type": "range", - "possible_keys": ["idx"], - "key": "idx", + "possible_keys": ["idx1", "idx2"], + "key": "idx1", "key_length": "5", - "used_key_parts": ["a"], - "rows": 6, - "filtered": 100, - "index_condition": "t1.a is not null", + "used_key_parts": ["d"], + "rows": 8, + "filtered": 12.5, + "index_condition": "t2.d is not null", + "attached_condition": "(t2.d,t2.e) in (<cache>((3,3)),<cache>((7,7)),<cache>((8,8))) and octet_length(t2.f) = 1", "mrr_type": "Rowid-ordered scan" }, "table": { - "table_name": "t2", + "table_name": "t1", "access_type": "ref", - "possible_keys": ["idx1", "idx2"], - "key": "idx1", + "possible_keys": ["idx"], + "key": "idx", "key_length": "5", - "used_key_parts": ["d"], - "ref": ["test.t1.a"], - "rows": 12, - "filtered": 100, - "attached_condition": "(t1.a,t2.e) in (<cache>((3,3)),<cache>((7,7)),<cache>((8,8))) and octet_length(t2.f) = 1" + "used_key_parts": ["a"], + "ref": ["test.t2.d"], + "rows": 8, + "filtered": 100 } } } select * from t1,t2 where a = d and (a,e) in ((3,3),(7,7),(8,8)) and length(f) = 1; a b c d e f +3 2 uuuw 3 3 i +3 2 uuua 3 3 i 3 3 zzzz 3 3 i -3 3 zzzz 3 3 i -7 8 xxxxx 7 7 h -7 7 xxxyy 7 7 h 3 3 zyxw 3 3 i -3 3 zyxw 3 3 i -3 2 uuuw 3 3 i -3 2 uuuw 3 3 i 3 3 zzza 3 3 i -3 3 zzza 3 3 i -7 8 xxxxa 7 7 h -7 7 xxxya 7 7 h 3 3 zyxa 3 3 i -3 3 zyxa 3 3 i -3 2 uuua 3 3 i +7 7 xxxyy 7 7 h +7 7 xxxya 7 7 h +7 8 xxxxx 7 7 h +7 8 xxxxa 7 7 h +3 2 uuuw 3 3 i 3 2 uuua 3 3 i +3 3 zzzz 3 3 i +3 3 zyxw 3 3 i +3 3 zzza 3 3 i +3 3 zyxa 3 3 i prepare stmt from "select * from t1,t2 where a = d and (a,e) in ((3,3),(7,7),(8,8)) and length(f) = 1"; execute stmt; a b c d e f +3 2 uuuw 3 3 i +3 2 uuua 3 3 i 3 3 zzzz 3 3 i -3 3 zzzz 3 3 i -7 8 xxxxx 7 7 h -7 7 xxxyy 7 7 h -3 3 zyxw 3 3 i 3 3 zyxw 3 3 i -3 2 uuuw 3 3 i -3 2 uuuw 3 3 i -3 3 zzza 3 3 i 3 3 zzza 3 3 i -7 8 xxxxa 7 7 h -7 7 xxxya 7 7 h -3 3 zyxa 3 3 i 3 3 zyxa 3 3 i +7 7 xxxyy 7 7 h +7 7 xxxya 7 7 h +7 8 xxxxx 7 7 h +7 8 xxxxa 7 7 h +3 2 uuuw 3 3 i 3 2 uuua 3 3 i -3 2 uuua 3 3 i +3 3 zzzz 3 3 i +3 3 zyxw 3 3 i +3 3 zzza 3 3 i +3 3 zyxa 3 3 i execute stmt; a b c d e f +3 2 uuuw 3 3 i +3 2 uuua 3 3 i 3 3 zzzz 3 3 i -3 3 zzzz 3 3 i -7 8 xxxxx 7 7 h -7 7 xxxyy 7 7 h -3 3 zyxw 3 3 i 3 3 zyxw 3 3 i -3 2 uuuw 3 3 i -3 2 uuuw 3 3 i -3 3 zzza 3 3 i 3 3 zzza 3 3 i -7 8 xxxxa 7 7 h -7 7 xxxya 7 7 h -3 3 zyxa 3 3 i 3 3 zyxa 3 3 i +7 7 xxxyy 7 7 h +7 7 xxxya 7 7 h +7 8 xxxxx 7 7 h +7 8 xxxxa 7 7 h +3 2 uuuw 3 3 i 3 2 uuua 3 3 i -3 2 uuua 3 3 i +3 3 zzzz 3 3 i +3 3 zyxw 3 3 i +3 3 zzza 3 3 i +3 3 zyxa 3 3 i deallocate prepare stmt; insert into t1 select * from t1; # join order: (t2,t1) with ref access of t1 @@ -2649,7 +2653,7 @@ EXPLAIN "key_length": "5", "used_key_parts": ["e"], "rows": 6, - "filtered": 100, + "filtered": 6.7308, "attached_condition": "(t2.d,t2.e) in (<cache>((4,4)),<cache>((7,7)),<cache>((8,8))) and octet_length(t2.f) = 1 and t2.d is not null", "mrr_type": "Rowid-ordered scan" }, @@ -3005,6 +3009,7 @@ insert into t1 select a+15, concat(b,'yy') from t1; insert into t1 select a+100, concat(b,'xx') from t1; analyze table t1; Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected test.t1 analyze status OK select cast(count(a)/count(distinct a) as unsigned) as rec_per_key from t1; rec_per_key @@ -3023,7 +3028,7 @@ a b set eq_range_index_dive_limit=2; explain select * from t1 where a in (8, 15, 31, 1, 9); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range idx idx 5 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE t1 range idx idx 5 NULL 5 Using index condition; Rowid-ordered scan select * from t1 where a in (8, 15, 31, 1, 9); a b 1 yy |