This chapter lists the following changes in Oracle Database AI Vector Search User's Guide for Oracle Database 23ai:

• Oracle Database 23ai Release Updates
  The following sections include new AI Vector Search features introduced in Oracle Database 23ai as part of the listed Release Update.
• Autonomous Database Updates
  The following sections include new AI Vector Search features introduced in Oracle Autonomous Database as part of the listed update.
• Deprecated Features
  The following features are deprecated, and may be desupported in a future release.