MySQL InnoDB Cluster was introduced in MySQL version 5.7. MySQL InnoDB Cluster consists of three parts – Group Replication, MySQL Shell and MySQL Router. MySQL InnoDB Cluster provides a complete high availability solution for MySQL. I am not going to go into the details of InnoDB Cluster and how it works, as there are enough manual pages and blogs to cover these topics.
Instead, I will be showing you how to install Group Replication on three new installations of mysql 8.0 manually, without using the MySQL Shell.
These instructions should enable you to setup Group Replication in less than an hour. I …[Read more]