Introduction

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) 

------------------------

What did you like or not like? What should we discuss next time? Let us know by tweeting us on @samokhvalov and @michristofides

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