November 20, 2014 By Severalnines
Multi-source replication means that one server can have multiple masters from which it replicates. Why multi-source? One good reason is to consolidate databases (e.g. merge your shards) for analytical reporting or as a centralized backup server. MariaDB 10 already has this feature, and MySQL 5.7 will also support it.
It is possible to set up your Galera Cluster as an aggregator of your masters in a multi-source replication setup, weâ€™ll walk you through the steps in this blog. Note that the howto is for Galera Cluster for MySQL (Codership) and Percona XtraDB Cluster. In a separate post, weâ€™ll show you how to configure MariaDB Cluster 10 instead. If you would like to use MySQL Cluster (NDB) as aggregator, then check out this blog.
Galera …[Read more]