Amazon RDS for Oracle now supports the April 2025 Release Update (RU).
Amazon Relational Database Service (Amazon RDS) for Oracle now supports the April 2025 Release Update (RU) for Oracle Database versions 19c and 21c in Amazon Web Services China (Beijing) Region, operated by Sinnet, and Amazon Web Services China (Ningxia) Region, operated by NWCD. These RUs include bug and security fixes and are available for RDS for Oracle Standard Edition 2 and Enterprise Edition. Review the Oracle release notes for April RU for details.
We recommend upgrading to this RU as it includes security fixes. You can upgrade with just a few clicks in the Amazon RDS Management Console or by using the Amazon SDK or CLI. You can also enable auto minor version upgrade (AmVU) to automatically upgrade your database instances.
To learn more, see the Amazon RDS maintenance window documentation. For more information about the Amazon Web Services regions, including the Amazon Web Services China (Beijing) Region, operated by Sinnet and the Amazon Web Services China (Ningxia) Region, operated by NWCD, where Amazon RDS for Oracle is available, see the Amazon Web Services Region table.