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Displaying posts with tag: Replication Filters (reset)
Replication filter per channel is now available in MySQL!

On the same day last year, I wrote a post about replication filters in MySQL Multi Source Replication and whether we can set the filters per replication channel or not (Bug #80843). My feature request – as well as some others – has been implemented in MySQL 8.0.1. Thanks Oracle for the implementation. (Full list of changes can be checked out here)

In this post, I’ll demonstrate how to set replication filters per channel in MySQL Multi Source Replication.

Setting up and configuring Multi Source …

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Can we set Replication Filters per channel in Multi-Source Replication?

Multi-Source Replication is one of the awesome features in MySQL 5.7 which allows the slave to get the replication streams from multiple masters by having a replication channel for each master.
But what about the replication filters? Can we set replication filters per channel in the multi-source replication?

In brief, replication filtering is a way used to eliminate part of the master’s events (not) to be replicated to the slaves (Also known as Partial Replication). This can be done on either master (using --binlog-do-db and --binlog-ignore-db options) or slaves (using --replicate-* options) while it is not recommended on the master anyway at least to provide Point in Time Recovery (PiTR).

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