In my previous posts on the Docker environment, I covered Percona XtraDB Cluster. Percona XtraDB Cluster can automatically scale by conveniently adding new nodes using the highly automated State Snapshot Transfer. State Snapshot Transfer allows a new node to copy data from an existing node (I still want to see how this is possible with MySQL Group Replication).
This is not the case with regular MySQL Replication. With MySQL Replication, …[Read more...]