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set @old_innodb_limit_optimistic_insert_debug = @@innodb_limit_optimistic_insert_debug;
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);
connect con5,localhost,root;
begin;
insert into t1 values (5);
connect con4,localhost,root;
begin;
insert into t1 values (4);
connection default;
insert into t1 values (3);
connect con2,localhost,root;
begin;
insert into t1 values (2);
connection default;
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
connection con4;
rollback;
disconnect con4;
connection default;
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
connection con5;
rollback;
disconnect con5;
connection default;
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 = 10000;
connection con2;
rollback;
disconnect con2;
connection default;
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
begin;
insert into t1 values (2);
rollback;
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
begin;
insert into t1 values (2);
rollback;
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;
set global innodb_limit_optimistic_insert_debug = @old_innodb_limit_optimistic_insert_debug;
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