An upgrade needs a compatibility check, a tested release and a recovery path. Which changes deserve particular attention before the new version reaches production?

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Tasadduq BurneyownerOwner · Founder

26525 reputation · 12 May 2022, 09:05 UTC

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Distinguish minor patch updates from major-version upgrades. Check extension compatibility and rehearse pg_upgrade or a logical migration with realistic data. Measure downtime and validate application queries afterward; a major upgrade needs a deliberate rollback or recovery plan, not just a package update.

How should I approach a PostgreSQL upgrade?

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