V$FLASH_RECOVERY_AREA_USAGE displays usage information about flashback recovery areas.
| Column | Datatype | Description | 
|---|---|---|
| FILE_TYPE | VARCHAR2(19) | File type: 
 | 
| PERCENT_SPACE_USED | NUMBER | Percent of recovery area that is in use | 
| PERCENT_SPACE_RECLAIMABLE | NUMBER | Percent of recovery area that is reclaimable | 
| NUMBER_OF_FILES | NUMBER | Number of files in the recovery area |