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SQL Playground
Run SQL in your browser. Data never leaves your device.
SQL.js runs in a Web Worker. Results are limited to 5,000 rows. Queries time out after 10s. Upload CSV or SQLite to query your own data (client-side only).
Dataset
Empty DB, or upload CSV / SQLite (max 50 MB)
Upload CSV
Upload SQLite
Empty DB
SQL
Start with SELECT 1
-- Write SQL and click Run. Use "data" for uploaded CSV. -- Example: SELECT * FROM data LIMIT 10; SELECT 1 AS example;
Run
Click Run to start (loads SQL.js on first run)