| DB_KEY | NUMBER | The primary key for the target database. Use this column to form a join with almost any other catalog view. | 
| DBINC_KEY | NUMBER | The primary key for the incarnation of the target database. Use this column to form a join with RC_DATABASE_INCARNATION. | 
| DB_NAME | VARCHAR2(8) | The DB_NAMEof the database incarnation to which this record belongs. | 
| XCF_KEY | NUMBER | The proxy copy primary key in the recovery catalog. If you issue the LISTcommand while connected to the recovery catalog, this value appears in theKEYcolumn of the output. | 
| RECID | NUMBER | The proxy copy record identifier from V$PROXY_DATAFILE.RECIDandSTAMPform a concatenated primary key that uniquely identifies this record in the target database control file. | 
| STAMP | NUMBER | The proxy copy stamp from V$PROXY_DATAFILE. RECIDandSTAMPform a concatenated primary key that uniquely identifies this record in the target database control file. | 
| TAG | VARCHAR2(32) | The tag for the proxy copy. | 
| RESETLOGS_CHANGE# | NUMBER | The RESETLOGSSCN of the database incarnation to which this datafile belongs. | 
| RESETLOGS_TIME | DATE | The RESETLOGStime stamp of the database incarnation to which this datafile belongs. | 
| CHECKPOINT_CHANGE# | NUMBER | Datafile checkpoint SCN when this copy was made. | 
| CHECKPOINT_TIME | DATE | Datafile checkpoint time when this copy was made. | 
| CREATION_TIME | DATE | The control file creation time. | 
| BLOCK_SIZE | NUMBER | The block size for the copy in bytes. | 
| MIN_OFFR_RECID | NUMBER | Internal use only. | 
| OLDEST_OFFLINE_RANGE | NUMBER | Internal use only. | 
| DEVICE_TYPE | VARCHAR2(255) | The type of sequential media device. | 
| HANDLE | VARCHAR2(1024) | The name or "handle" for the proxy copy. RMAN passes this value to the operating system-dependent layer that identifies the file. | 
| COMMENTS | VARCHAR2(255) | Comments about the proxy copy. | 
| MEDIA | VARCHAR2(80) | A comment that contains further information about the media manager that created this backup. | 
| MEDIA_POOL | NUMBER | The number of the media pool in which the proxy copy is stored. | 
| START_TIME | DATE | The time when proxy copy was initiated. | 
| COMPLETION_TIME | DATE | The time when the proxy copy was completed. | 
| ELAPSED_SECONDS | NUMBER | The duration of the proxy copy. | 
| STATUS | VARCHAR2(1) | The status of the backup set: A(available),U(unavailable),X(expired), orD(deleted). | 
| KEEP | VARCHAR2(3) | Indicates whether this proxy copy has a retention policy different from the value for CONFIGURERETENTIONPOLICY. Possible values areYESandNO. | 
| KEEP_OPTIONS | VARCHAR2(10) | The KEEPoptions specified for this control file backup. Options can beLOGS(RMAN keeps the logs needed to recover this backup),NOLOGS(RMAN does not keep the logs needed to recover this backup), orNULL(the backup has noKEEPoptions and will be made obsolete based on the retention policy). | 
| KEEP_UNTIL | DATE | If the KEEPUNTIL TIMEclause of theBACKUPcommand was specified, then this column shows the date after which this control file backup becomes obsolete. If the column isNULLandKEEPOPTIONSis notNULL, the backup never becomes obsolete. | 
| CONTROLFILE_TYPE | VARCHAR2(1) | The type of control file copy: B(normal copy) orS(standby copy). |