Real-time Oracle data protection, availability, and disaster recovery.
Data Guard provides the management, monitoring, and automation software to create and maintain one or more synchronized copies of a production database to protect Oracle data from failures, disasters, human error, and data corruptions while providing high availability for mission critical applications. Data Guard is included with Oracle Database Enterprise Edition.
Active Data Guard is an option license for Oracle Database Enterprise Edition. Active Data Guard enables advanced capabilities that that extend basic Data Guard functionality. These include: