MySQL replication isnt perfect and sometimes our data gets out of sync, either by a failure in replication or human intervention. We are all familiar with Percona Toolkits pt-table-checksum and pt-table-sync to help us check and fix data inconsistencies  but imagine the following scenario where we mix regular replication with the Tungsten Replicator: We [&]

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https://www.percona.com/blog/2015/05/04/keep-your-mysql-data-in-sync-when-using-tungsten-replicator/