PostgreSQL 18 adds granular connection logging.
A recent case in our Percona Support team started with a familiar complaint. A PostgreSQL standby lagging behind its primary. Although the problem was simple, it brought a specific flavor that’s worth sharing. The customer had already…
Well, truth be told these are not all that new (couple of months), but I finally have gotten around to research it. So, let's see what's what. For starters I need some test data. Luckily, I have explain.depesz.com DB… Extracted all plans…
It’s hard to say anything new about query optimization. On the one hand, each new Postgres release includes multiple query planner improvements, and it feels like there is something for any problem that can possibly arise. On the other…