TOAST

Postgres FM

Nikolay and Michael discuss TOAST (The Oversized-Attribute Storage Technique) — what it is, how it works, and some general things to be aware of.
Here are links to a few things we mentioned:

• TOAST docs
• TOAST wiki
• Hussein Nasser on rows per page (Twitter)
• Toasting in action (dbi services blog)
• Interview with Peter Zaitsev (Postgres TV)
• Building columnar compression in a row-oriented database (Timescale blog post)
• The Surprising Impact of Medium-Size Texts on PostgreSQL Performance (blog post by Haki Benita)
• PostgreSQL at Scale: Saving Space Basically for Free (blog post by Braintree on column Tetris)
• postgres_dba alignment padding query

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What did you like or not like? What should we discuss next time? Let us know by tweeting us on @samokhvalov / @michristofides / @PostgresFM, or by commenting on our Google doc.

If you would like to share this episode, here's a good link (and thank you!)

Postgres FM is brought to you by:

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

With special thanks to:

• Jessie Draws for the amazing artwork