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The Percona Database Performance Blog

Technical guides, deep dives, and perspectives across MySQL, PostgreSQL, MongoDB, Valkey, Redis, and more.

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June 15, 2026
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Marco Tusa
Group Replication VS Percona XtraDB Cluster: The True Cost of Consistency
Overview When building high-availability MySQL environments, the choice between MySQL Group Replication (GR) and Percona XtraDB Cluster (PXC) often co...
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