The new MySQL 5.6 Development Milestone Release (DMR) includes
many new enhancements. One of the most impressive is the use of
Global Transaction Identifiers (GTIDs) for replication. With
GTIDs enabled, administrators no longer need to keep track of
binary log files and positions. In a nutshell, GTIDs simplify the
setup and maintenance of replication.
MySQL Utilities has taken this a step further by providing two new utilities that automate two of the most complex replication administration tasks - switchover and failover. Switchover is changing the role of an active, healthy master to one of its slaves whereas failover is the act …