Select Star SQL
A guided, narrative introduction to SQL — learn to query by investigating a real dataset of Texas death-row executions. Ported from selectstarsql.com. Prose © Zi Chong Kao under CC-BY-SA 4.0; the dataset is released CC0. Each lesson runs against the dataset live in your browser via SQLite/WASM.
- SQL
- 29 lessons
- ~6 hours
- Free
- by Zi Chong Kao
Learn SQL for free on Libre Academy with the Select Star SQL course: 29 interactive lessons you complete by writing real code in a built-in editor, graded instantly by hidden tests. No paywall, no sign-up — it runs in your browser and the free desktop app.
What you get
- Hands-on lessons with a real editor and instant, test-graded feedback.
- Free and open source — no account required to start.
- Runs in your browser, and offline in the free desktop app.
- SQL runs in your browser.
What's inside
- Frontmatter
- Beazley's Last Statement
- Hiatuses
- Innocence