Athena is an existing query service for S3. ... Integration of S3 Tables and Metadata with the AWS Glue data Catalog (GDC), for searching a variety of data sources, is in preview.

AWS Athena: Pricing Basics And How To Lower Costs. From our online archive. ... For example, a large table stored in S3 with a file size of 10 terabytes can be scanned in full for $50.