This chapter lists the following changes in Oracle AI Database AI Vector Search User's Guide for Oracle AI Database 26ai:

• Oracle AI Database 26ai Release Updates
  The following sections include new AI Vector Search features introduced in Oracle AI Database 26ai as part of the listed Release Update.
• Autonomous AI Database Updates
  The following sections include new AI Vector Search features introduced in Oracle Autonomous AI Database as part of the listed update.
• Deprecated Features
  The following features are deprecated, and may be desupported in a future release.