SQL> alter database end backup;

Database altered.

FILE# STATUS                            CHANGE# TIME          CON_ID
----- ------------------------------ ---------- --------- ----------
    1 NOT ACTIVE                       77772650 14-DEC-19          0
    3 NOT ACTIVE                       77772650 14-DEC-19          0
    4 NOT ACTIVE                       77772650 14-DEC-19          0
    5 NOT ACTIVE                       77772650 14-DEC-19          0
    7 NOT ACTIVE                       77772650 14-DEC-19          0