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include/master-slave.inc
[connection master]
#
# STEP 1 - CREATE AND REPLICATE TEST TABLES
#
connection master;
*** Create test tables
show variables like 'binlog_format%';
Variable_name Value
binlog_format MIXED
drop table if exists test.marker;
select thread_id into @my_thread_id
from performance_schema.threads
where processlist_id = connection_id();
create table test.marker(s1 int) engine=innodb;
connection slave;
*** Clear statement events
#
# STEP 2 - REPLICATE ONE ROW ON MASTER TO GET REPLICATION THREAD ID ON SLAVE
#
connection master;
insert into test.marker values (0);
connection slave;
*** Verify row, get replication thread id, clear statement events
select thread_id into @slave_thread_id from performance_schema.events_statements_history
where sql_text like '%marker%';
*** Verify row inserted on master was replicated
select count(*) = 1 as 'Expect 1' from test.marker;
Expect 1
1
*** Clear statement events
#
# STEP 3 - PERFORM DML STATEMENTS ON MASTER
#
connection master;
show variables like 'binlog_format%';
Variable_name Value
binlog_format MIXED
*** Clear statement events
*** Create/drop table, create/drop database
create database marker1_db;
create database marker2_db;
create table marker1_db.table1 (s1 int) engine=innodb;
create table marker2_db.table1 (s1 int) engine=innodb;
create table marker2_db.table2 (s1 int) engine=innodb;
*** Transaction
start transaction;
insert into marker1_db.table1 values (1), (2), (3);
insert into marker2_db.table1 values (1), (2), (3);
commit;
*** Alter
alter table marker1_db.table1 add column (s2 varchar(32));
*** Insert, Update
start transaction;
insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six');
update marker1_db.table1 set s1 = s1 + 1;
commit;
*** Rollback
start transaction;
insert into marker1_db.table1 values (7, 'seven'), (8, 'eight'), (9, 'nine');
rollback;
*** Autocommit, Delete, Drop
delete from marker1_db.table1 where s1 > 4;
drop table marker2_db.table1;
drop database marker2_db;
*** Examine statements events that will be compared on the slave
select thread_id, event_id, rpad(event_name, 28, ' ') event_name, rpad(current_schema, 10, ' ') current_schema, rpad(digest_text, 72, ' ') digest_text, sql_text from performance_schema.events_statements_history_long
where sql_text like '%marker%' order by event_id;
thread_id event_id event_name current_schema digest_text sql_text
[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker1_db` create database marker1_db
[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker2_db` create database marker2_db
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker1_db` . `table1` ( `s1` INTEGER ) ENGINE = `innodb` create table marker1_db.table1 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table1` ( `s1` INTEGER ) ENGINE = `innodb` create table marker2_db.table1 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table2` ( `s1` INTEGER ) ENGINE = `innodb` create table marker2_db.table2 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (?) /* , ... */ insert into marker1_db.table1 values (1), (2), (3)
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker2_db` . `table1` VALUES (?) /* , ... */ insert into marker2_db.table1 values (1), (2), (3)
[THREAD_ID] [EVENT_ID] statement/sql/alter_table test ALTER TABLE `marker1_db` . `table1` ADD COLUMN ( `s2` VARCHARACTER (?) ) alter table marker1_db.table1 add column (s2 varchar(32))
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six')
[THREAD_ID] [EVENT_ID] statement/sql/update test UPDATE `marker1_db` . `table1` SET `s1` = `s1` + ? update marker1_db.table1 set s1 = s1 + 1
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (7, 'seven'), (8, 'eight'), (9, 'nine')
[THREAD_ID] [EVENT_ID] statement/sql/delete test DELETE FROM `marker1_db` . `table1` WHERE `s1` > ? delete from marker1_db.table1 where s1 > 4
[THREAD_ID] [EVENT_ID] statement/sql/drop_table test DROP TABLE `marker2_db` . `table1` drop table marker2_db.table1
[THREAD_ID] [EVENT_ID] statement/sql/drop_db test DROP SCHEMA `marker2_db` drop database marker2_db
#
# STEP 4 - REPLICATE STATEMENT EVENTS ON MASTER TO SLAVE
#
*** Store statement events in holding table, then replicate
#
# Create table to hold statement events for later comparison on the slave
#
create table test.master_events_statements_history_long as
(select thread_id, event_id, event_name, sql_text, digest, digest_text, current_schema, rows_affected
from performance_schema.events_statements_history_long
where (thread_id=@my_thread_id and digest_text like '%marker%'));
#
# STEP 5 - VERIFY DML AND DDL STATEMENT EVENTS ON SLAVE
#
connection slave;
*** List statement events from master
select thread_id, event_id, rpad(event_name, 28, ' ') event_name, rpad(current_schema, 10, ' ') current_schema, rpad(digest_text, 72, ' ') digest_text, sql_text from master_events_statements_history_long order by event_id;
thread_id event_id event_name current_schema digest_text sql_text
[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker1_db` create database marker1_db
[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker2_db` create database marker2_db
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker1_db` . `table1` ( `s1` INTEGER ) ENGINE = `innodb` create table marker1_db.table1 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table1` ( `s1` INTEGER ) ENGINE = `innodb` create table marker2_db.table1 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table2` ( `s1` INTEGER ) ENGINE = `innodb` create table marker2_db.table2 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (?) /* , ... */ insert into marker1_db.table1 values (1), (2), (3)
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker2_db` . `table1` VALUES (?) /* , ... */ insert into marker2_db.table1 values (1), (2), (3)
[THREAD_ID] [EVENT_ID] statement/sql/alter_table test ALTER TABLE `marker1_db` . `table1` ADD COLUMN ( `s2` VARCHARACTER (?) ) alter table marker1_db.table1 add column (s2 varchar(32))
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six')
[THREAD_ID] [EVENT_ID] statement/sql/update test UPDATE `marker1_db` . `table1` SET `s1` = `s1` + ? update marker1_db.table1 set s1 = s1 + 1
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (7, 'seven'), (8, 'eight'), (9, 'nine')
[THREAD_ID] [EVENT_ID] statement/sql/delete test DELETE FROM `marker1_db` . `table1` WHERE `s1` > ? delete from marker1_db.table1 where s1 > 4
[THREAD_ID] [EVENT_ID] statement/sql/drop_table test DROP TABLE `marker2_db` . `table1` drop table marker2_db.table1
[THREAD_ID] [EVENT_ID] statement/sql/drop_db test DROP SCHEMA `marker2_db` drop database marker2_db
*** List statement events on slave
select thread_id, event_id, rpad(event_name, 28, ' ') event_name, rpad(current_schema, 10, ' ') current_schema, rpad(digest_text, 72, ' ') digest_text, sql_text from performance_schema.events_statements_history_long
where thread_id = @slave_thread_id and sql_text like '%marker%' order by event_id;
thread_id event_id event_name current_schema digest_text sql_text
[THREAD_ID] [EVENT_ID] statement/sql/create_db marker1_db CREATE SCHEMA `marker1_db` create database marker1_db
[THREAD_ID] [EVENT_ID] statement/sql/create_db marker2_db CREATE SCHEMA `marker2_db` create database marker2_db
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker1_db` . `table1` ( `s1` INTEGER ) ENGINE = `innodb` create table marker1_db.table1 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table1` ( `s1` INTEGER ) ENGINE = `innodb` create table marker2_db.table1 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table2` ( `s1` INTEGER ) ENGINE = `innodb` create table marker2_db.table2 (s1 int) engine=innodb
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (?) /* , ... */ insert into marker1_db.table1 values (1), (2), (3)
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker2_db` . `table1` VALUES (?) /* , ... */ insert into marker2_db.table1 values (1), (2), (3)
[THREAD_ID] [EVENT_ID] statement/sql/alter_table test ALTER TABLE `marker1_db` . `table1` ADD COLUMN ( `s2` VARCHARACTER (?) ) alter table marker1_db.table1 add column (s2 varchar(32))
[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six')
[THREAD_ID] [EVENT_ID] statement/sql/update test UPDATE `marker1_db` . `table1` SET `s1` = `s1` + ? update marker1_db.table1 set s1 = s1 + 1
[THREAD_ID] [EVENT_ID] statement/sql/delete test DELETE FROM `marker1_db` . `table1` WHERE `s1` > ? delete from marker1_db.table1 where s1 > 4
[THREAD_ID] [EVENT_ID] statement/sql/drop_table test DROP TABLE `marker2_db` . `table1` DROP TABLE `marker2_db`.`table1` /* generated by server */
[THREAD_ID] [EVENT_ID] statement/sql/drop_db marker2_db DROP SCHEMA `marker2_db` drop database marker2_db
*** Compare master and slave events
*** Event name comparison - expect 0 mismatches
select thread_id, event_id, event_name, digest_text, sql_text from performance_schema.events_statements_history_long t1
where t1.thread_id = @slave_thread_id and
sql_text like '%marker%' and
not exists (select * from master_events_statements_history_long t2 where t2.event_name = t1.event_name);
thread_id event_id event_name digest_text sql_text
*** Statement digest comparison - expect 1 mismatch for DROP TABLE
select thread_id, event_id, event_name, digest, digest_text, sql_text from performance_schema.events_statements_history_long t1
where t1.thread_id = @slave_thread_id and
sql_text like '%marker%' and
not exists (select * from master_events_statements_history_long t2 where t2.digest = t1.digest);
thread_id event_id event_name digest digest_text sql_text
#
# STEP 6 - DISABLE REPLICATED STATEMENT EVENTS ON SLAVE
#
update performance_schema.setup_instruments set enabled='no', timed='no'
where name like '%statement/abstract/relay_log%';
select * from performance_schema.setup_instruments where name like '%statement/abstract/relay_log%';
NAME ENABLED TIMED
statement/abstract/relay_log NO NO
#
# STEP 7 - UPDATE TABLES ON MASTER, REPLICATE
#
connection master;
*** Clear statement events
*** Update some tables, then replicate
insert into marker1_db.table1 values (999, '999'), (998, '998'), (997, '997');
#
# STEP 8 - VERIFY TABLE UPDATES FROM MASTER, EXPECT NO STATEMENT EVENTS ON SLAVE
#
connection slave;
*** Confirm rows were replicated
select * from marker1_db.table1 where s1 > 900 order by s1;
s1 s2
997 997
998 998
999 999
*** Confirm that are no statements events from the replication thread
select * from performance_schema.events_statements_history_long
where thread_id = @slave_thread_id;
THREAD_ID EVENT_ID END_EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT LOCK_TIME SQL_TEXT DIGEST DIGEST_TEXT CURRENT_SCHEMA OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME OBJECT_INSTANCE_BEGIN MYSQL_ERRNO RETURNED_SQLSTATE MESSAGE_TEXT ERRORS WARNINGS ROWS_AFFECTED ROWS_SENT ROWS_EXAMINED CREATED_TMP_DISK_TABLES CREATED_TMP_TABLES SELECT_FULL_JOIN SELECT_FULL_RANGE_JOIN SELECT_RANGE SELECT_RANGE_CHECK SELECT_SCAN SORT_MERGE_PASSES SORT_RANGE SORT_ROWS SORT_SCAN NO_INDEX_USED NO_GOOD_INDEX_USED NESTING_EVENT_ID NESTING_EVENT_TYPE
#
# STEP 9 - CLEAN UP
#
include/rpl_end.inc
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