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mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00

Updated the result for innodb.innodb_mysql

The result is updated here because by changing the defaults for use_stat_tables
EITs statistcs are providing more accurate statistics than INNODB statistics.
This commit is contained in:
Varun Gupta
2018-12-10 19:37:36 +05:30
parent f69879baca
commit 5b3db87134

View File

@ -191,8 +191,8 @@ min(7)
7
explain select min(7) from t2i join t1i;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2i ALL NULL NULL NULL NULL 1
1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join)
1 SIMPLE t1i ALL NULL NULL NULL NULL 0
1 SIMPLE t2i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join)
select min(7) from t2i join t1i;
min(7)
NULL
@ -207,8 +207,8 @@ max(7)
7
explain select max(7) from t2i join t1i;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2i ALL NULL NULL NULL NULL 1
1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join)
1 SIMPLE t1i ALL NULL NULL NULL NULL 0
1 SIMPLE t2i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join)
select max(7) from t2i join t1i;
max(7)
NULL
@ -239,7 +239,7 @@ select 1, max(1) from t1i where 1=99;
explain select count(*), min(7), max(7) from t1m, t1i;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1m system NULL NULL NULL NULL 0 Const row not found
1 SIMPLE t1i ALL NULL NULL NULL NULL 1
1 SIMPLE t1i ALL NULL NULL NULL NULL 0
select count(*), min(7), max(7) from t1m, t1i;
count(*) min(7) max(7)
0 NULL NULL
@ -253,7 +253,7 @@ count(*) min(7) max(7)
explain select count(*), min(7), max(7) from t2m, t1i;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2m system NULL NULL NULL NULL 1
1 SIMPLE t1i ALL NULL NULL NULL NULL 1
1 SIMPLE t1i ALL NULL NULL NULL NULL 0
select count(*), min(7), max(7) from t2m, t1i;
count(*) min(7) max(7)
0 NULL NULL
@ -303,6 +303,7 @@ create index idx12672_1 on t4 (a1,a2,b,c);
create index idx12672_2 on t4 (a1,a2,b);
analyze table t4;
Table Op Msg_type Msg_text
test.t4 analyze status Engine-independent statistics collected
test.t4 analyze status OK
select distinct a1 from t4 where pk_col not in (1,2,3,4);
a1
@ -2699,6 +2700,7 @@ INSERT INTO t1 SELECT c1+100000,c2+100000,c3+100000 from t1;
INSERT INTO t1 SELECT c1+1000000,c2+1000000,c3+1000000 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 * FROM t1 WHERE c1 = 99999999 AND c3 > 1 ORDER BY c3;
c1 c2 c3
@ -2851,6 +2853,7 @@ INSERT INTO t1 VALUES (1,1,1,1,1,1), (2,2,2,2,2,2), (3,3,3,3,3,3),
(11,11,11,11,11,11);
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
EXPLAIN SELECT COUNT(*) FROM t1;
id 1