Amazon RDS for Oracle now supports April Oracle Patch Set Updates (PSU) and Release Updates (RU) in the Amazon Web Services China (Beijing) Region, operated by Sinnet, and the Amazon Web Services China (Ningxia) Region, operated by NWCD

Amazon RDS for Oracle now supports the April 2019 Patch Set Updates (PSU) for Oracle Database 11.2 and 12.1, and April 2019 Release Update (RU) for Oracle Database 12.2. Oracle PSUs contain bug fixes and other critical security updates. Beginning with Oracle Database version 12.2.0.1, Amazon RDS for Oracle supports Release Updates (RU) in place of the PSU. To learn more about the Oracle PSUs supported on Amazon RDS, please visit the Amazon RDS documentation. 

Amazon RDS for Oracle makes it easy to set up, operate, and scale Oracle Database deployments in the cloud. See the Amazon RDS for Oracle Database Pricing page for complete regional availability information.