Contains a row for each backup-device registered by using sp_addumpdevice or created in SQL Server Management Studio.
Name of the backup device. Is unique in the set.
Type of backup device:
2 = Disk
3 = Diskette (obsolete)
5 = Tape
6 = Pipe (obsolete)
7 = Virtual device (for optional use by third-party backup vendors)
Typically, only disk (2) and tape (5) are used.
Description of backup device type:
VIRTUAL_DEVICE (for optional use by third party backup vendors)
Typically, only DISK and TAPE are used.
Physical file name or path of the backup device.
In SQL Server 2005 and later versions, the visibility of the metadata in catalog views is limited to securables that a user either owns or on which the user has been granted some permission. For more information, see Metadata Visibility Configuration.