RC_BACKUP_COPY_SUMMARY

RC_BACKUP_COPY_SUMMARY contains summary information about all AVAILABLE control file and datafile copies for each database.

This view is primarily intended to be used internally by Enterprise Manager.

Column	Data Type	Description
`DB_NAME`	`VARCHAR2(8)`	The `DB_NAME` of the database incarnation to which this record belongs.
`DB_KEY`	`NUMBER`	The primary key for this database in the recovery catalog. Use this column to join with almost any other catalog view.
`NUM_COPIES`	`NUMBER`	Total number of image copy backups.
`NUM_DISTINCT_COPIES`	`NUMBER`	Number of distinct image copy backups.
`MIN_CHECKPOINT_CHANGE#`	`NUMBER`	Minimum checkpoint SCN among all image copy backups described in this view.
`MAX_CHECKPOINT_CHANGE#`	`NUMBER`	Maximum checkpoint SCN among all image copy backups described in this view.
`MIN_CHECKPOINT_TIME`	`DATE`	Earliest checkpoint time among all copies described in this view.
`MAX_CHECKPOINT_TIME`	`DATE`	Latest checkpoint time among all copies described in this view.
`OUTPUT_BYTES`	`NUMBER`	Sum of sizes of all datafile and control file copies.
`OUTPUT_BYTES_DISPLAY`	`VARCHAR2(4000)`	Same value as `OUTPUT_BYTES`, but converted to a user-displayable format, for example, 798.01M or 5.25G.