5.284 DBA_ROLLING_DATABASES

DBA_ROLLING_DATABASES lists all the databases eligible for configuration with rolling operations.

Column	Datatype	NULL	Description
RDBID	NUMBER		Rolling operation database identifier
DBID	NUMBER		Oracle database identifier
DBUN	VARCHAR2(128)		Database unique name
ROLE	VARCHAR2(8)		Database role
OPEN_MODE	VARCHAR2(15)		Open mode information
PARTICIPANT	VARCHAR2(3)		Indicates whether the database is participating in the rolling operation (YES) or not (NO)
VERSION	VARCHAR2(128)		RDBMS version number
ENGINE_STATUS	VARCHAR2(14)		Running status of the MRP-recovery or LSP-apply process
RAC	VARCHAR2(3)		Indicates whether the database is an Oracle Real Application Clusters (Oracle RAC) database
UPDATE_PROGRESS	VARCHAR2(11)		Upgrade status of the system catalog
PROD_RSCN	VARCHAR(40)		Resetlogs SCN at which redo is currently being produced
PROD_RID	VARCHAR(40)		Resetlogs ID at which redo is currently being produced
PROD_SCN	VARCHAR(40)		Last SCN at which redo was produced
REDO_SOURCE	VARCHAR2(128)		Database unique name of the producer of redo being consumed
CONS_RSCN	VARCHAR(40)		Resetlogs SCN at which redo is currently being consumed
CONS_RID	VARCHAR(40)		Resetlogs ID at which redo is currently being consumed
CONS_SCN	VARCHAR(40)		Last SCN at which redo was consumed
UPDATE_TIME	TIMESTAMP(6)		Time of the last record update

See Also:

Oracle Data Guard Concepts and Administration for more information about rolling operations.