V$RECOVERY_FILE_DEST

Oracle 11gR1

V$RECOVERY_FILE_DEST displays information about the disk quota and current disk usage in the flash recovery area.

Column	Datatype	Description
NAME	VARCHAR2(513)	Location name. This is the value specified in the DB_RECOVERY_FILE_DEST initialization parameter.
SPACE_LIMIT	NUMBER	Maximum amount of disk space (in bytes) that the database can use for the flash recovery area. This is the value specified in the DB_RECOVERY_FILE_DEST_SIZE initialization parameter.
SPACE_USED	NUMBER	Amount of disk space (in bytes) used by flash recovery area files created in current and all previous flash recovery areas. Changing flash recovery areas does not reset SPACE_USED to 0.
SPACE_RECLAIMABLE	NUMBER	Total amount of disk space (in bytes) that can be created by deleting obsolete, redundant, and other low priority files from the flash recovery area
NUMBER_OF_FILES	NUMBER	Number of files in the flash recovery area

Note:

To determine the disk quota and current disk usage in the flash recovery area, query the view V$RECOVERY_FILE_DEST.

Oracle dynamic performance views