V$CONTROLFILE

V$CONTROLFILE displays the names of the control files.

Column	Datatype	Description
`STATUS`	`VARCHAR2(7)`	`INVALID` if the name cannot be determined (which should not occur); NULL if the name can be determined
`NAME`	`VARCHAR2(513)`	Name of the control file
`IS_RECOVERY_DEST_FILE`	`VARCHAR2(3)`	Indicates whether the file was created in the fast recovery area (`YES`) or not (`NO`)
`BLOCK_SIZE`	`NUMBER`	Control file block size
`FILE_SIZE_BLKS`	`NUMBER`	Control file size (in blocks)