ClickHouse Playground

A SQL workspace for ClickHouse to write queries, explore data, and visualize results.

Try ClickHouse Playground

Features

• Run SQL scripts and browse databases, tables, and columns.
• Inspect results, query plans, charts, and previous runs.
• Import CSV, JSON, and NDJSON, or connect to ClickHouse Cloud.
• Use the AI assistant and MCP integrations.

Run locally

Requires Node.js 22.12+ and npm.

npm run setup
cd clickstudio
npm run init:env
npm run dev

Open http://localhost:5173 and sign in with CLICKSTUDIO_TOKEN from clickstudio/.env.

CSV exports

Previews are limited to 5,000 rows and 2 MB by default. Full CSV downloads rerun the query, so exported data may differ from the preview.