1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB STATS_PERSISTENT=0;
set global innodb_limit_optimistic_insert_debug = 2;
insert into t1 values (1);
insert into t1 values (5);
insert into t1 values (4);
insert into t1 values (3);
insert into t1 values (2);
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
CLUST_INDEX_SIZE
10
delete from t1 where a=4;
set global innodb_purge_stop_now=ON;
set global innodb_purge_run_now=ON;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
CLUST_INDEX_SIZE
8
delete from t1 where a=5;
set global innodb_purge_stop_now=ON;
set global innodb_purge_run_now=ON;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
CLUST_INDEX_SIZE
5
set global innodb_limit_optimistic_insert_debug = 0;
delete from t1 where a=2;
set global innodb_purge_stop_now=ON;
set global innodb_purge_run_now=ON;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
CLUST_INDEX_SIZE
3
insert into t1 values (2);
delete from t1 where a=2;
set global innodb_purge_stop_now=ON;
set global innodb_purge_run_now=ON;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
CLUST_INDEX_SIZE
2
insert into t1 values (2);
delete from t1 where a=2;
set global innodb_purge_stop_now=ON;
set global innodb_purge_run_now=ON;
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
CLUST_INDEX_SIZE
1
drop table t1;
|
