DuckDB Playground

In-browser SQL analytics powered by DuckDB WASM

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Schema Browser

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Sample Datasets

Upload Data

Drop CSV, JSON, or Parquet files

or click to browse

SQL Editor

Run a query to see results here

Quick Reference

DuckDB Functions

  • read_csv_auto() - Load CSV
  • read_json_auto() - Load JSON
  • read_parquet() - Load Parquet

Useful Commands

  • DESCRIBE table - Show schema
  • SHOW TABLES - List tables
  • EXPLAIN query - Query plan

Keyboard Shortcuts

  • Ctrl+Enter - Run query
  • Ctrl+Space - Autocomplete
  • Ctrl+/ - Toggle comment