PgQue

Nik and Michael discuss Nik's new project PgQue, a descendent of Skype's PgQ, for running queue-like workloads in Postgres.

Here are some links to things they mentioned:
• Our first episode on Queues in Postgres postgres.fm/episodes/queues-in-postgres
• PgQue github.com/NikolayS/pgque
• HN discussion news.ycombinator.com/item?id=47817349
• PgQ github.com/pgq/pgq
• pgmq github.com/pgmq/pgmq
• River riverqueue.com
• Keeping a Postgres queue healthy (blog post by Simeon Griggs / PlanetScale) planetscale.com/blog/keeping-a-postgres-queue-…
• Postgres Job Queues & Failure By MVCC (blog post by Brandur) brandur.org/postgres-queues
• My queries to monitor autovacuum (blog post by Laurenz Albe) cybertec-postgresql.com/en/monitor-autovacuum-…
• SELECT FOR UPDATE considered harmful (blog post by Laurenz Albe) cybertec-postgresql.com/en/select-for-update-c…
• Christophe Pettus blog post thebuild.com/blog/2026/05/03/pgque-two-snapsho…
• Our episode on pg_ash postgres.fm/episodes/pg_ash
• Rediscovering PgQ (Alexander Kukushkin slides) speakerdeck.com/cyberdemn/rediscovering-pgq
• Tick frequency tuning github.com/NikolayS/PgQue/blob/main/docs/tick-…

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What did you like or not like? What should we discuss next time? Let us know via a YouTube comment, on social media, (postgres.fm/people) or by commenting on our Google doc (docs.google.com/document/d/1PNGSn_d0A7gTR4C0p6…)!

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Postgres FM is produced by:
• Michael Christofides, founder of pgMustard (pgmustard.com)
• Nikolay Samokhvalov, founder of Postgres.ai (postgres.ai)

With credit to:
• Jessie Draws for the elephant artwork