Using a Standby Database with Autonomous Database Autonomous Database uses a feature called Autonomous Data Guard to enable a standby (peer) database to provide data protection and disaster recovery for your Autonomous Database instance. Topics About Standby Databases Enable a Standby Database Disable a Standby Database Perform a Switchover Automatic Failover with a Standby Database Manual Failover with a Standby Database Events and Notifications for a Standby Database Use the API