The Oracle Database 12c database in which the Global Data Services catalog resides.
A repository that holds configuration and run-time status of a Global Data Services configuration, including data on global services, their attributes, and all logical and physical components of the configuration, such as Global Data Services pools, Global Data Services regions, global service managers, and database instances. The catalog may also contain data on replication and network topologies related to the configuration.
Global Data Services configuration
A set of databases that are integrated by the Global Data Services framework into a single virtual server that offers one or more global services, while ensuring high performance, availability, and optimal utilization of resources.
A set of databases within a GDS configuration that provides a unique set of global services and belongs to a certain administrative domain.
A logical boundary that contains database clients and servers that are considered to be in proximity to each other.
A database service that can be provided by multiple databases synchronized through data replication.
A software component that provides service-level load balancing and centralized management of services within the Global Data Services configuration.
A service that is offered on only one database of a Global Data Services pool at a time.
Oracle Notification Service (ONS)
A publish and subscribe service for communicating information about all FAN events.
valid node checking for registration list
See "VNCR".