All posts by Nuno Carvalho

About Nuno Carvalho

Nuno Carvalho is a Principal Software Engineer and MySQL Replication Service Team lead at Oracle, the team in charge of MySQL Group Replication plugin. His research interests include replication technologies, dependable systems and high availability. Before joining the MySQL team, he was a post-graduate student and a researcher at the University of Minho, Portugal, where he designed and implemented techniques to improve distributed systems scalability.

MySQL Group Replication – Transaction life cycle explained

The multi master plugin for MySQL is here. MySQL Group Replication provides virtually synchronous updates on any member in a group of MySQL servers, with conflict handling and automatic group membership management and failure detection.

For a better understanding on how things work, we go under the hood in this post and will analyse the transaction life cycle on multi master and which components does it interact with.…