mirror of
https://github.com/MariaDB/server.git
synced 2025-07-25 20:55:01 +02:00
cd2fe26116
The test was unnecessarily depending on InnoDB purge, which can sometimes fail to proceed. Let us rewrite the test to use BEGIN;INSERT;ROLLBACK to cause the immediate removal of the desired records.
130 lines
3 KiB
Text
130 lines
3 KiB
Text
# Test for bug #14676111: WRONG PAGE_LEVEL WRITTEN FOR UPPER THAN FATHER PAGE AT BTR_LIFT_PAGE_UP()
|
|
|
|
-- source include/have_innodb.inc
|
|
-- source include/have_debug.inc
|
|
-- source include/count_sessions.inc
|
|
|
|
set @old_innodb_limit_optimistic_insert_debug = @@innodb_limit_optimistic_insert_debug;
|
|
|
|
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB STATS_PERSISTENT=0;
|
|
|
|
#
|
|
# make 4 leveled straight tree
|
|
#
|
|
set global innodb_limit_optimistic_insert_debug = 2;
|
|
insert into t1 values (1);
|
|
--connect (con5,localhost,root)
|
|
begin;
|
|
insert into t1 values (5);
|
|
#current tree form
|
|
# (1, 5)
|
|
|
|
--connect (con4,localhost,root)
|
|
begin;
|
|
insert into t1 values (4);
|
|
#records in a page is limited to 2 artificially. root rise occurs
|
|
#current tree form
|
|
# (1, 5)
|
|
#(1, 4) (5)
|
|
|
|
--connection default
|
|
insert into t1 values (3);
|
|
#current tree form
|
|
# (1, 5)
|
|
# (1, 4) (5)
|
|
#(1, 3) (4) (5)
|
|
|
|
--connect (con2,localhost,root)
|
|
begin;
|
|
insert into t1 values (2);
|
|
#current tree form
|
|
# (1, 5)
|
|
# (1, 4) (5)
|
|
# (1, 3) (4) (5)
|
|
#(1, 2) (3) (4) (5)
|
|
|
|
--connection default
|
|
analyze table t1;
|
|
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
|
|
|
|
--connection con4
|
|
rollback;
|
|
--disconnect con4
|
|
--connection default
|
|
|
|
#deleting 1 record of 2 records don't cause merge artificially.
|
|
#current tree form
|
|
# (1, 5)
|
|
# (1) (5)
|
|
# (1, 3) (5)
|
|
#(1, 2) (3) (5)
|
|
|
|
analyze table t1;
|
|
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
|
|
|
|
--connection con5
|
|
rollback;
|
|
--disconnect con5
|
|
--connection default
|
|
|
|
#deleting 1 record of 2 records don't cause merge artificially.
|
|
#current tree form
|
|
# (1)
|
|
# (1)
|
|
# (1, 3) <- lift up this level next, when deleting node ptr
|
|
#(1, 2) (3) <- merged next
|
|
|
|
analyze table t1;
|
|
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
|
|
|
|
#
|
|
# cause merge at level 0
|
|
#
|
|
|
|
#disable the artificial limitation of records in a page
|
|
set global innodb_limit_optimistic_insert_debug = 10000;
|
|
--connection con2
|
|
rollback;
|
|
--disconnect con2
|
|
--connection default
|
|
|
|
#merge page occurs. and lift up occurs.
|
|
#current tree form
|
|
# (1)
|
|
# (1)
|
|
# (1, 3)
|
|
|
|
analyze table t1;
|
|
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
|
|
|
|
begin;
|
|
insert into t1 values (2);
|
|
#current tree form
|
|
# (1)
|
|
# (1) <- lift up this level next, because it is not root
|
|
# (1, 2, 3)
|
|
rollback;
|
|
|
|
#current tree form
|
|
# (1)
|
|
# (1, 3)
|
|
|
|
analyze table t1;
|
|
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
|
|
|
|
begin;
|
|
insert into t1 values (2);
|
|
#current tree form
|
|
# (1)
|
|
# (1, 2, 3) <- lift up this level next, because the father is root
|
|
rollback;
|
|
#current tree form
|
|
# (1, 3)
|
|
|
|
analyze table t1;
|
|
select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
|
|
|
|
drop table t1;
|
|
|
|
set global innodb_limit_optimistic_insert_debug = @old_innodb_limit_optimistic_insert_debug;
|
|
-- source include/wait_until_count_sessions.inc
|