CSV Analysis

Query CSV files with SQL in your browser

Drop a CSV file into SQL for Files, inspect the generated table, and run analytical SQL locally with DuckDB-WASM.

Open the editorRead the docs

Automatic table creation for CSV files

Advanced CSV options for delimiters, headers, skipped rows, null strings, and date formats

Local browser-side processing without uploading file contents

CSV export for full query results

Example queries

Preview a CSV table

SELECT *
FROM sales
LIMIT 25;

Aggregate CSV rows

SELECT category, COUNT(*) AS rows, SUM(amount) AS revenue
FROM sales
GROUP BY category
ORDER BY revenue DESC;