New features, deprecated features, and desupported features in this release.

The following are changes in Oracle Database Administrator’s Reference Guide for Oracle Database 19c:

• Desupported Features for Oracle Database 19c
  There are no desupported features at the time of release.
• Deprecation of Oracle Fail Safe
  Oracle Fail Safe is deprecated as of Oracle Database 19c. It can be desupported and unavailable in a future release.