Postgres FM

Nikolay and Michael discuss compression in Postgres — what's available natively, newer algorithms in recent versions, and several extensions with compression features. Here are some links to things they mentioned:wal_compression https://www.postgresql.org/docs/current/runtime-config-wal.html#GUC-WAL-COMPRESSIONOur episode on WAL and checkpoint tuning https://postgres.fm/episodes/

Nikolay and Michael discuss Postgres running out of disk space — including what happens, what can cause it, how to recover, and most importantly, how to prevent it from happening in the first place. Here are some links to things they mentioned:Disk Full (docs) https://www.postgresql.org/docs/current/disk-full.htmlpgcompacttable https://github.com/dataegret/pgcompacttable Our epis

Nikolay and Michael discuss the Postgres startup ecosystem — some recent closures, some recent fundraising announcements, and their thoughts on where things are going and what they'd like to see. Here are some links to things they mentioned:Prediction from Dax Raad https://x.com/thdxr/status/1808972166752580039OtterTune shut down https://x.com/andy_pavlo/status/180168742033077084

Nikolay talks Michael through a recent experiment to find the current maximum transactions per second single-node Postgres can achieve — why he was looking into it, what bottlenecks occurred along the way, and ideas for follow up experiments. Here are some links to things they mentioned:How many TPS can we get from a single Postgres node? (Article by Nikolay) https://www.linkedin

Nikolay and Michael discuss soft deletion in Postgres — what it means, several use cases, some implementation options, and which implementations suit which use cases. Here are some links to things they mentioned:Soft deletion probably isn't worth it (blog post by Brandur) https://brandur.org/soft-deletionEasy alternative soft deletion (blog post by Brandur) https://brandur.org/fr

Nikolay and Michael discuss foreign keys in Postgres — what they are, their benefits, their overhead, some edge cases to be aware of, some improvements coming, and whether or not they generally recommend using them. Here are some links to things they mentioned:Foreign keys (docs) https://www.postgresql.org/docs/current/ddl-constraints.html#DDL-CONSTRAINTS-FKOur episode about cons

Nikolay is joined by Mat Arye and John Pruitt, from Timescale, to discuss their new extension pgvectorscale and high-performance vector search in Postgres more generally. Main links:https://github.com/timescale/pgvectorscalehttps://www.timescale.com/blog/pgvector-vs-pineconehttps://postgres.fm/people/matvey-aryehttps://postgres.fm/people/john-pruitt~~~What did you like or not like?

Michael and Nikolay are joined by three special guests for episode 100 who have all scaled Postgres to significant scale — Arka Ganguli from Notion, Sammy Steele from Figma, and Derk van Veen from Adyen. They cover how their setup has evolved, what their plans are for the future, and get into the weeds of some fun and interesting challenges along the way!Links to some of the thin

Michael is joined by Claire Giordano, Head of Postgres Open Source Community Initiatives at Microsoft, to discuss several ways to contribute to the Postgres community — from core contributions, to extensions, to events, and (of course) podcasts. Here are some links to things they mentioned:What’s new with Postgres at Microsoft (blog post by Claire) https://techcommunity.microso

Nikolay and Michael discuss full text search in Postgres — some of the history, some of the features, and whether it now makes sense to try to replace or combine it with semantic search. Here are some links to things they mentioned:Full Text Search https://www.postgresql.org/docs/current/textsearch.htmltsearch2 https://www.postgresql.org/docs/9.6/tsearch2.htmlDictionaries https:/