Review for information about Oracle Database 18c changes, deprecations, and desupports.

• About Deprecated and Desupported Status
  In addition to new features, Oracle Database release can modify, deprecate or desupport features, and introduce upgrade behavior changes for your database
• Simplified Image-Based Oracle Database Installation
  Starting with Oracle Database 18c, installation and configuration of Oracle Database software is simplified with image-based installation.
• Initialization Parameter Changes in Oracle Database 18c
  Review to see the list of new, deprecated, and desupported initialization parameters in this release.
• Deprecated Features in Oracle Database 18c
  Review the deprecated features listed in this section to prepare to use alternatives after you upgrade.
• Desupported Features in Oracle Database 18c
  Review this list of desupported features as part of your upgrade planning.
• Terminal Release of Oracle Streams
  Oracle Database 18c is the terminal release for support of the Oracle Streams feature. Oracle Streams will be desupported from Oracle Database 19 onwards.
• Feature Changes for Oracle Database 18c Upgrade Planning
  Use these feature changes to help prepare for changes that you include as part of your planning for Oracle Database 18c upgrades.