PostgreSQL 19 release date moves to 19 November: what was cut, what shipped, and how to test the RC
PostgreSQL 19 is now due on 19 November. What was reverted, what shipped, the defaults that change, and how to test your cluster against RC 1.
System architecture
Data models, migrations and the decisions that are expensive to reverse.
System architecture articles
Postgres isn't slow, your storage is: how to find disk waits with pg_stat_io
How to tell if PostgreSQL is waiting on storage with wait events, pg_stat_io and iostat, and what moving to local NVMe costs.