1. Get Started with Performance Tuning
  2. Changes in This Release for Oracle Database 2 Day + Performance Tuning Guide
  3. Changes in Oracle Database Release 19c, Version 19.1
  4. Desupported Features

Desupported Features

The following feature is desupported in this release.

  • Oracle Streams

    Starting in Oracle Database 19c, the Oracle Streams feature is desupported. Use Oracle GoldenGate to replace all replication features of Oracle Streams.