Idées et mouvements qui comptent pour celles et ceux qui conçoivent, construisent et exploitent des logiciels—un regard bref sur l’actualité du métier.
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After more than 20 years working with PostgreSQL, I keep seeing the same problems surface at the worst possible times - bloat that sneaks up on you, replication slots quietly holding back WAL, transaction ID wraparound that nobody caught…
One of our client’s PostgreSQL 16.8 production databases started logging what looked like a memory error: ERROR: invalid memory alloc request size The error immediately pointed toward two likely suspects: Memory exhaustion Memory…
pgsql_tweaks is a bundle of functions and views for PostgreSQL Changes In The pgsql_tweaks 1.0.5 Release pgsql_tweaks is a bundle of functions and views for PostgreSQL The source code is available on Codeberg. The extension is also…
Postgres 18 introduced temporal keys (WITHOUT OVERLAPS, PERIOD).Postgres 19 expands (UPDATE/DELETE ... FOR PORTION OF) temporal capabilities further.
PostgreSQL community images address a real gap in how a Kubernetes database operator earns your trust. Running a database operator on Kubernetes means trusting two things: the code, and the container images the operator pulls. The code is…
PostgreSQL community images address a real gap in how a Kubernetes database operator earns your trust. Running a database operator on Kubernetes means trusting two things: the code, and the container images the operator pulls. The code is…
Elastic open-sourced Atlas, a system built on Elasticsearch that maintains three categories of memory for agents. Atlas integrates with agents via MCP and maintains per-user isolation of memories. When evaluated on question-answering…
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 users, I thought it…
The most recent meeting of ISO/IEC JTC1 SC32 WG3 “Database Languages” took place from the 15th to the 19th of June 2026 in Stockholm. “WG3”, as we call it, works on standardizing the database languages SQL and GQL. In that meeting, a…
Upgrading PostgreSQL 19 clusters has become more seamless with tools like pg_upgrade and pg_createsubscriber, which together enable near-zero-downtime upgrades by first converting physical replicas into logical subscribers and then…
It has been a busy stretch on the AWS Summit circuit. At the New York City Summit, I delivered a workshop called Building AI architectures with AWS Serverless, and it was a lot of fun watching builders wire up agents and serverless…
Upstream MySQL published an out-of-schedule release this week with two high-severity CVE fixes. We’ve pulled those fixes into our next builds and are skipping the two versions we had already queued: Percona Server for MySQL 8.4.9 and…
