# RegreSQL

Page: https://stenobird.com/podcast/postgres-fm-5565051/regresql
Text version: https://stenobird.com/podcast/postgres-fm-5565051/regresql.md
Podcast: [Postgres FM](https://stenobird.com/podcast/postgres-fm-5565051)
Published: 2026-01-16T14:00:00+00:00
Episode link: https://share.transistor.fm/s/e134b670
Audio file: https://media.transistor.fm/e134b670/ecb0826f.mp3
Processing state: not_requested
JSON: https://stenobird.com/v1/public/podcasts/postgres-fm-5565051/episodes/regresql
Duration seconds: 3460

## Resource

Nik and Michael are joined by Radim Marek from boringSQL to talk about RegreSQL, a regression testing tool for SQL queries they forked and improved recently. Here are some links to things they mentioned: Radim Marek https://postgres.fm/people/radim-marek boringSQL https://boringsql.com RegreSQL: Regression Testing for PostgreSQL Queries (blog post by Radim) https://boringsql.com/posts/regresql-testing-queries Discussion on Hacker News https://news.ycombinator.com/item?id=45924619 Radim’s fork of RegreSQL on GitHub https://github.com/boringSQL/regresql Original RegreSQL on GitHub (by Dimitri Fontaine) https://github.com/dimitri/regresql The Art of PostgreSQL (book) https://theartofpostgresql.com How to make the non-production Postgres planner behave like in production (how-to post by Nik) https://postgres.ai/docs/postgres-howtos/performance-optimization/query-tuning/how-to-imitate-production-planner Just because you’re getting an index scan, doesn't mean you can’t do better! (Blog post by Michael) https://www.pgmustard.com/blog/index-scan-doesnt-mean-its-fast boringSQL Labs https://labs.boringsql.com ~~~ 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 ! ~~~ Postgres FM is produced by: Michael Christofides, founder of pgMustard Nikolay Samokhvalov, founder of Postgres.ai With credit to: Jessie Draws for the elephant artwork

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## Transcript

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