SESSION_KEY | 
NUMBER | 
Session identifier | 
SESSION_RECID | 
NUMBER | 
Session recid | 
SESSION_STAMP | 
NUMBER | 
Session stamp | 
BS_KEY | 
NUMBER | 
Backup set identifier | 
BP_KEY | 
NUMBER | 
Backup piece key | 
RECID | 
NUMBER | 
Backup piece record ID | 
STAMP | 
NUMBER | 
Backup piece record stamp | 
SET_STAMP | 
NUMBER | 
Backup set stamp | 
SET_COUNT | 
NUMBER | 
Backup set count | 
PIECE# | 
NUMBER | 
Backup piece number (1-N) | 
COPY# | 
NUMBER | 
Indicates the copy number for backup pieces created with duplex enabled. The value is 1 if the backup piece is not duplexed. | 
DEVICE_TYPE | 
VARCHAR2(17) | 
Type of device on which the backup piece resides. Set to DISK for backup sets on disk. | 
HANDLE | 
VARCHAR2(513) | 
Backup piece handle identifies the backup piece on restore | 
COMMENTS | 
VARCHAR2(64) | 
Comments returned by the operating system or storage subsystem. Set to NULL for backup pieces on disk. This value is informational only. It is not needed for restore. | 
MEDIA | 
VARCHAR2(65) | 
Name of the media on which the backup piece resides. This value is informational only. It is not needed for restore. | 
MEDIA_POOL | 
NUMBER | 
The media pool in which the copy resides. This is the same value that was entered in the POOL operand of the Recovery Manager BACKUP command. | 
CONCUR | 
VARCHAR2(3) | 
(YES|NO) indicates whether or not the piece is on a media that can be accessed concurrently | 
TAG | 
VARCHAR2(32) | 
Backup piece tag. The tag is specified at backup set level, but stored at piece level. | 
STATUS | 
VARCHAR2(1) | 
Indicates the status of the piece: A (available), D (deleted), or X (expired) | 
START_TIME | 
DATE | 
Starting time | 
COMPLETION_TIME | 
DATE | 
Completion time | 
ELAPSED_SECONDS | 
NUMBER | 
Number of elapsed seconds | 
DELETED | 
VARCHAR2(3) | 
NO indicates that the file still exists. YES indicates that the file no longer exists because it has been deleted. | 
BYTES | 
NUMBER | 
Size of the backup piece, in bytes | 
IS_RECOVERY_DEST_FILE | 
VARCHAR2(3) | 
Indicates whether or not the file was created in the fast recovery area (YES) or not (NO) | 
RMAN_STATUS_RECID | 
NUMBER | 
Owning V$RMAN_STATUS record ID | 
RMAN_STATUS_STAMP | 
NUMBER | 
Owning V$RMAN_STATUS record stamp | 
COMPRESSED | 
VARCHAR2(3) | 
Indicates whether the backup piece is compressed (YES) or not (NO) | 
BACKED_BY_VSS | 
VARCHAR2(3) | 
Whether or not the file has been backed up by Volume Shadow Copy Service (VSS). This column is reserved for internal use. | 
ENCRYPTED | 
VARCHAR2(3) | 
A value of YES means an encrypted backup, otherwise not an encrypted backup. | 
BACKED_BY_OSB | 
VARCHAR2(3) | 
A value of YES means the backup was done to Oracle Secure Backup. Otherwise, backed up by other third party tape library. | 
PIECES_PER_SET | 
NUMBER | 
Number of backup pieces per set | 
SIZE_BYTES_DISPLAY | 
VARCHAR2(4000) | 
Size (in bytes) of the backup piece to display |