mariadb

Since MariaDB 10 it is very easy to build a database cluster, 10.0 is easy, 10.1 is easier. I share my notes: http://inside-out.xyz/technology/how-to-configure-mariadb-synchronous-replication.html After that, when you do a little change in one DB, the other gets it in the next second. Servers...

Not all is Postgresql BDR There are other databases