PostgreSQL 19 Beta 1 Lands With Parallel Autovacuum, Self-Scaling Async I/O, and a Planner-Hint Extension
PostgreSQL 19 Beta 1, released June 4, brings parallel autovacuum, self-scaling async I/O workers, a new pg_plan_advice planner extension, SQL/PGQ graph queries, and turns JIT off by default. GA is targeted for September/October 2026.