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That one website that teaches you SQL with short lessons and exercises you run right in the browser

Why it's the pick

SQLBolt has 18 short lessons, each ending in an exercise you run on the page, from basic SELECT queries to joins and updates. It is free with no signup.

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3 good alternatives

SQLZoo sqlzoo.net Step-by-step SQL tutorials on real datasets FreeSignup optional Link checked Oct 9
SQL Teaching sqlteaching.com Open-source SQL lessons with a Run SQL button FreeNo signup Link checked Oct 9
PostgreSQL Exercises pgexercises.com SQL practice questions built on one simple dataset FreeNo signup Link checked Oct 9

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