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|
#
# WL#5569 MTS
#
# The test verifies correctness of Query events parallelization.
#
--source include/not_group_replication_plugin.inc
--source include/have_binlog_format_statement.inc
--source include/master-slave.inc
call mtr.add_suppression('Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT.');
let $temp_tables= 16;
let $workers= 4;
connection slave;
flush status; # to nullify Replica_open_temp_tables
# restart in Parallel
source include/stop_slave.inc;
set @save.replica_parallel_workers= @@global.replica_parallel_workers;
eval set @@global.replica_parallel_workers= $workers;
source include/start_slave.inc;
# Two connections each create 2 db:s a regular table and a set of temp tables.
# The temp tables contribute content to the regular tables.
# In the end there must be consistent data on both sides.
connection master;
let $n= `select round($workers/2)`;
let $n1= `select $n`;
while ($n)
{
eval create database d$n1;
eval use d$n1;
eval create table d$n1.t1 (a int auto_increment primary key, b int) engine=innodb;
let $i= $temp_tables;
--disable_query_log
while($i)
{
let $temp_rows= `select round(rand()*$temp_tables) + 1`;
let $k= $temp_rows;
# create makes a table in explicit db
eval create temporary table d$n1.tt_$i (a int auto_increment primary key);
while($k)
{
eval insert into tt_$i values (null);
dec $k;
}
dec $i;
}
--enable_query_log
let $j= `select floor(rand()*$temp_tables) + 1`;
--replace_regex /tt_.*/tt_##/
eval insert into d$n1.t1 (b) select count(*) from tt_$j;
dec $n;
dec $n1;
}
connection master1;
let $n= `select round($workers/2)`;
let $n1= `select 2*$n`;
while ($n)
{
eval create database d$n1;
eval use d$n1;
eval create table d$n1.t1 (a int auto_increment primary key, b int) engine=innodb;
let $i= $temp_tables;
--disable_query_log
while($i)
{
let $temp_rows= `select round(rand()*$temp_tables) + 1`;
let $k= $temp_rows;
# create makes a table in the default db
eval create temporary table tt_$i (a int auto_increment primary key);
while($k)
{
eval insert into tt_$i values (null);
dec $k;
}
dec $i;
}
--enable_query_log
let $j= `select floor(rand()*$temp_tables) + 1`;
--replace_regex /tt_.*/tt_##/
eval insert into d$n1.t1 (b) select count(*) from tt_$j;
dec $n;
dec $n1;
}
--source include/sync_slave_sql_with_master.inc
if (`select variable_value - $workers*$temp_tables as must_be_zero from performance_schema.global_status where variable_name like 'Replica_open_temp_tables'`)
{
--let $actual_temps= `select variable_value from performance_schema.global_status where variable_name like 'Replica_open_temp_tables'`
--let $exected= `select $workers*$temp_tables`
--echo *** Wrong value of Replica_open_temp_tables: got $actual_temps, expected $expected ***
--die
}
#
# Consistency check
#
let $n = $workers;
while($n)
{
let $diff_tables=master:d$n.t1, slave:d$n.t1;
source include/diff_tables.inc;
dec $n;
}
#
# cleanup
#
# All temp tables are removed explicitly.
#
connection master;
let $n= `select round($workers/2)`;
let $n1= `select $n`;
while($n)
{
eval use d$n1;
let $i= $temp_tables;
--disable_query_log
while($i)
{
eval drop temporary table tt_$i;
dec $i;
}
--enable_query_log
dec $n;
dec $n1;
}
let $n= `select round($workers/2)`;
let $n1= `select $n`;
while ($n)
{
eval drop database d$n1;
dec $n;
dec $n1;
}
connection master1;
let $n= `select round($workers/2)`;
let $n1= `select 2*$n`;
while ($n)
{
eval use d$n1;
let $i= $temp_tables;
--disable_query_log
while($i)
{
eval drop temporary table tt_$i;
dec $i;
}
--enable_query_log
dec $n;
dec $n1;
}
--source include/sync_slave_sql_with_master.inc
#connection slave;
connection master1;
disconnect master1;
#
# Clean-up
#
connection master;
let $n= `select round($workers/2)`;
let $n1= `select 2*$n`;
while ($n)
{
eval drop database d$n1;
dec $n;
dec $n1;
}
--source include/sync_slave_sql_with_master.inc
source include/stop_slave.inc;
--disable_warnings
set @@global.replica_parallel_workers= @save.replica_parallel_workers;
--enable_warnings
CHANGE REPLICATION SOURCE TO SOURCE_AUTO_POSITION= 0;
--let $rpl_only_running_threads= 1
--source include/rpl_end.inc
|
