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drop database if exists mysqltest;
create database mysqltest;
use mysqltest;
* shut down mysqld, removed logs, restarted it
create table t1 (a varchar(10000)) engine=aria;
* TEST of over-allocated bitmap not flushed by checkpoint
insert into t1 values ("bbbbbbb");
flush table t1;
* copied t1 for comparison
insert into t1 values ("bbbbbbb");
delete from t1 limit 1;
set session debug="+d,info,enter,exit,maria_over_alloc_bitmap";
insert into t1 values ("aaaaaaaaa");
set global aria_checkpoint_interval=1;
SET SESSION debug="+d,maria_crash";
* crashing mysqld intentionally
set global aria_checkpoint_interval=1;
ERROR HY000: Lost connection to MySQL server during query
* recovery happens
check table t1 extended;
Table Op Msg_type Msg_text
mysqltest.t1 check status OK
* testing that checksum after recovery is as expected
Checksum-check
ok
use mysqltest;
* TEST of bitmap flushed without REDO-UNDO in the log (WAL violation)
flush table t1;
* copied t1 for comparison
lock tables t1 write;
insert into t1 values (REPEAT('a', 6000));
SET SESSION debug="+d,maria_flush_bitmap,maria_crash";
* crashing mysqld intentionally
set global aria_checkpoint_interval=1;
ERROR HY000: Lost connection to MySQL server during query
* recovery happens
check table t1 extended;
Table Op Msg_type Msg_text
mysqltest.t1 check status OK
* testing that checksum after recovery is as expected
Checksum-check
ok
use mysqltest;
drop table t1;
drop database mysqltest_for_comparison;
drop database mysqltest;
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