MySQL 5.6 introduced a new feature called GTID (Global Transaction IDentifier) support in Replication. For every transaction that is committed on to the server, a GTID of the format :
server_uuid:transaction_id is written into the master's binary log.
This offers the following advantages:
Very helpful to set up a slave and create a replication setup.
User need not worry about fetching the master's binlog filename and position in the “CHANGE MASTER TO” command which is used to synchronise the slave with the master.
Applying GTIDs on slaves ensures consistency – since GTIDs are unique, it cannot be applied more than once on the server.
For a gtid enabled server, the following properties[Read more...]