pg_stat_statements track_planning — Postgres FM

Nikolay and Michael discuss the track_planning parameter of pg_stat_statements — what it is, how it affects performance, and when or whether you should switch it on.

Here are some links to things they mentioned:

pg_stat_statements.track_planning https://www.postgresql.org/docs/current/pgstatstatements.html#id-1.11.7.40.9.2.4.1.3
Our episode about pg_stat_statements https://postgres.fm/episodes/pg_stat_statements
PostgreSQL 13.0 release notes https://www.postgresql.org/docs/release/13.0/
track_planning causing performance regression (thread on hackers during v13 beta) https://www.postgresql.org/message-id/flat/2895b53b033c47ccb22972b589050dd9%40EX13D05UWC001.ant.amazon.com
Our episode on 4 million TPS https://postgres.fm/episodes/four-million-tps
Observer effect in pg_stat_statements and pg_stat_kcache (Postgres TV Hacking session with Andrey and Kirk) https://www.youtube.com/live/wHMNX-fHb2A?si=DPgmrPaSpPF6DxuS

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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, or by commenting on our Google doc!

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Postgres FM is produced by:

Michael Christofides, founder of pgMustard
Nikolay Samokhvalov, founder of Postgres.ai

With special thanks to:

Jessie Draws for the elephant artwork