include/group_replication.inc
Warnings:
Note	####	Sending passwords in plain text without SSL/TLS is extremely insecure.
Note	####	Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.
[connection server1]
[connection server1]
include/start_and_bootstrap_group_replication.inc
[connection server2]
SET @slave_parallel_type_saved= @@GLOBAL.SLAVE_PARALLEL_TYPE;
SET @slave_parallel_workers_saved= @@GLOBAL.SLAVE_PARALLEL_WORKERS;
SET @slave_preserver_commit_order_saved= @@GLOBAL.SLAVE_PRESERVE_COMMIT_ORDER;
SET GLOBAL slave_parallel_type= 'LOGICAL_CLOCK';
SET GLOBAL slave_parallel_workers= 4;
SET GLOBAL slave_preserve_commit_order= ON;
CHANGE REPLICATION SOURCE TO SOURCE_USER='root', SOURCE_PASSWORD='' FOR CHANNEL 'group_replication_recovery';
Warnings:
Note	1759	Sending passwords in plain text without SSL/TLS is extremely insecure.
Note	1760	Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.
include/start_group_replication.inc
include/assert.inc [GTID_EXECUTED must be UUID:1-2]
include/assert.inc [There can be no applying transactions when the service state is off]
SET @@GLOBAL.SLAVE_PARALLEL_TYPE= @slave_parallel_type_saved;
SET @@GLOBAL.SLAVE_PARALLEL_WORKERS= @slave_parallel_workers_saved;
SET @@GLOBAL.SLAVE_PRESERVE_COMMIT_ORDER= @slave_preserver_commit_order_saved;
include/stop_group_replication.inc
include/group_replication_end.inc