Interacting with cloud storage

Querying Files in Amazon S3

Query Parquet, CSV, and JSON files in S3 with automatic cloud execution routing.

Writing Data to Amazon S3

Export data from MotherDuck to Amazon S3 or transform S3 files in place.

S3 Import Best Practices

Optimize file size, format, and layout in Amazon S3 for fast, cost-effective data loading into MotherDuck.