V$FLASHBACK_DATABASE_STAT

V$FLASHBACK_DATABASE_STAT displays statistics for monitoring the I/O overhead of logging flashback data. This view also displays the estimated flashback space needed based on previous workloads.

Column	Datatype	Description
`BEGIN_TIME`	`DATE`	Beginning of the time interval
`END_TIME`	`DATE`	End of the time interval
`FLASHBACK_DATA`	`NUMBER`	Number of bytes of flashback data written during the interval
`DB_DATA`	`NUMBER`	Number of bytes of database data read and written during the interval
`REDO_DATA`	`NUMBER`	Number of bytes of redo data written during the interval
`ESTIMATED_FLASHBACK_SIZE`	`NUMBER`	Value of `ESTIMATED_FLASHBACK_SIZE` in `V$FLASHBACK_DATABASE_LOG` at the end of the time interval
`CON_ID`	`NUMBER`	The ID of the container to which the data pertains. Possible values include: `0`: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs. `1`: This value is used for rows containing data that pertain to only the root n: Where n is the applicable container ID for the rows containing data