The JusDB Database Engineering Blog

Deep dives on PostgreSQL, MySQL, MongoDB and more — performance tuning, high availability, migrations and production war stories from our DBAs.

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Database Engineering

ProxySQL 3.0: PostgreSQL Support and What Changed for MySQL Users

Find out which ProxySQL 3.0 release to run, what its PostgreSQL support covers, what changed for MySQL users since 2.7, and how to upgrade a node or a cluster with a rollback point.

PostgreSQL20 minNov 7, 2026

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