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Document history - Choosing an AWS database service

Document history

The following table describes the important changes to this decision guide. For notifications about updates to this guide, you can subscribe to an RSS feed.

ChangeDescriptionDate

Guide updated

Added Amazon Aurora DSQL, Amazon Aurora PostgreSQL Limitless Database, and Oracle Database@AWS as covered services with dedicated sections. Added vector database comparison table. Added Amazon S3 Vectors, Amazon Keyspaces CDC streams, Amazon Timestream for InfluxDB 3, and Amazon Aurora express configuration.

May 4, 2026

Minor updates

Updated links in the Use section.

August 14, 2025

Guide updated

Updated to include vector database and vector search options, and provided additional links to new service-specific documentation.

December 22, 2024

Guide updated

Updated Amazon RDS description to include Db2 support, and provided additional links to service-specific documentation.

May 13, 2024

Initial publication

Guide first published.

September 11, 2023