| 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. | 
| CCF_KEY | NUMBER | The primary key of the control file copy 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 record identifier from V$DATAFILE_COPY.RECIDandSTAMPform a concatenated primary key that uniquely identifies this record in the target database control file. | 
| STAMP | NUMBER | The stamp from V$DATAFILE_COPY.RECIDandSTAMPform a concatenated primary key that uniquely identifies this record in the target database control file. | 
| NAME | VARCHAR2(1024) | The control file copy filename. | 
| TAG | VARCHAR2(32) | The tag of the control file copy. NULLif no tag used. | 
| RESETLOGS_CHANGE# | NUMBER | The SCN of the most recent RESETLOGSwhen the record was created. | 
| RESETLOGS_TIME | DATE | The time stamp of the most recent RESETLOGSwhen the record was created. | 
| CHECKPOINT_CHANGE# | NUMBER | The control file checkpoint SCN. | 
| CHECKPOINT_TIME | DATE | The control file checkpoint time. | 
| CREATION_TIME | DATE | The control file creation time. | 
| BLOCK_SIZE | NUMBER | The block size in bytes. | 
| MIN_OFFR_RECID | NUMBER | Internal use only. | 
| OLDEST_OFFLINE_RANGE | NUMBER | Internal use only. | 
| COMPLETION_TIME | DATE | The time when the copy was generated. | 
| STATUS | VARCHAR2(1) | The status of the copy: A(available),U(unavailable),X(expired), orD(deleted). | 
| CONTROLFILE_TYPE | VARCHAR2(1) | The type of control file copy: B(normal copy) orS(standby copy). | 
| KEEP | VARCHAR2(3) | Indicates whether this copy has a retention policy different from the value for CONFIGURERETENTIONPOLICY. Possible values areYESandNO. | 
| KEEP_UNTIL | DATE | If the KEEPUNTILTIMEclause of theCOPYcommand was specified, then this column shows the date after which this file becomes obsolete. If the column isNULLandKEEPOPTIONSis notNULL, the file never becomes obsolete. | 
| KEEP_OPTIONS | VARCHAR2(10) | The KEEPoptions specified for this control file copy. 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 is subject to the default retention policy). | 
| IS_RECOVERY_DEST_FILE | VARCHAR2(3) | This copy is located in the flash recovery area: YESorNO. |