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High availability within a single Kubernetes cluster is great, but what happens if an entire region goes down? To achieve true disaster recovery and cross-region resilience for PostgreSQL, you need a distributed topology.

Recently, I tackled setting up CloudNativePG (CNPG) Distributed To...


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Almost every conversation about pg_hardstorage's repository format ends up at the same question: "where's the incremental chain?"

Short answer: there isn't one. By design.

The chain footgun

In a chained-incremental format, pgB...


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For PostgreSQL administrators, DBAs, SREs, and platform teams, understanding how backup data moves through a system is just as important as knowing when a backup completed successfully. Questions about repository layout, WAL handling, metadata, integrity, and recovery usually surface when troubleshooting, validating a backup strategy, or preparing for recovery.

The Sto...

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© Laurenz Albe 2026 (see here for more background)

Recently, I helped a customer investigate database problems. It turned out that these problems could be traced back to too many tables in the database. Since this may come as a surprise to many u...


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Having written about the Swiss PGDay in 2024, I need not repeat all I said back then. Nonetheless, I'd like to share my impressions from the Swiss PGDay 202...


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