Here are links to a few things we mentioned:

• Three-valued_logic (Wikipedia)
• Postgres 15 improves UNIQUE and NULL (blog post by Ryan Lambert)
• Practical SQL for Data Analysis — Interpolation (blog post by Haki Benita)
• What is the deal with NULLs? (blog post by Jeff Davis)
• NULL in SQL: Indicating the Absence of Data (Markus Winand on Modern SQL)
• The Art of PostgreSQL (book by Dimitri Fontaine)

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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 and @michristofides

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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