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Displaying posts with tag: global transaction ID (reset)

Round Robin Replication using GTID
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In a previous post I showed how to implement multi-source round-robin replication in pure SQL using the tables that are needed for crash-safe replication. I also outlined a revised version of this approach in the Replication Tips & Tricks presentation I gave at MySQL Connect. This was, however, before the GTID (Global Transaction ID) implementation was done. Now that they are introduced, multi-source replication is even easier since you no longer have to keep track of the positions.

Figure 1. Tables for storing information about masters
CREATE TABLE my_masters (
    idx INT AUTO_INCREMENT,
    host CHAR(50) NOT NULL,


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