SQL Playground
Query relational data in-browser
Practice SELECT, JOIN, GROUP BY, and window functions on SQLite — load CSV datasets into tables and see formatted results instantly.
What you get when you open SQL Studio.
Schema browser
Click a table to seed SELECT * FROM … LIMIT 20
Result grid
Markdown-table results with row counts and run history
⌘/Ctrl+Enter
Run the active query from the editor or the toolbar
Data panel
Local/cloud uploads (CSV; SQLite .db where supported)
Opens in the SQL Studio workspace.
-- sales.csv is auto-loaded from the Data panel
SELECT region,
COUNT(*) AS orders,
ROUND(SUM(CAST(revenue AS REAL)), 2) AS total_revenue
FROM sales
GROUP BY region
ORDER BY total_revenue DESC;