Data Sources

DuckDB sources several data sources, including file formats, network protocols, and database systems:

• AWS S3 buckets and storage with S3-compatible API
• Azure Blob Storage
• Cloudflare R2
• CSV
• Delta Lake
• Excel (via the spatial extension): see the Excel Import and Excel Export
• httpfs
• Iceberg
• JSON
• MySQL
• Parquet
• PostgreSQL
• SQLite