Real-time SQL execution with AI hints

Master SQL by doing, not reading

Write real SQL queries against pre-loaded datasets, see instant results, and get AI-powered hints when you're stuck.

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Everything you need to level up

A full SQL learning environment right in your browser.

Real SQL Execution

Your queries run against actual PostgreSQL tables with real data.

Monaco Code Editor

The same editor that powers VS Code.

AI-Powered Hints

Get a conceptual nudge without spoilers.

Instant Feedback

See results in milliseconds.

Schema Explorer

Browse tables before writing SQL.

Multiple Difficulty Levels

From beginner to advanced queries.

Ready to write your first query?

Pick an assignment, open the editor, and start querying real data.

Start practicing