SELECT l.session_id sid, s.serial#, l.locked_mode,l.oracle_username,
       l.os_user_name,s.machine, s.terminal, o.object_name, s.logon_time
    FROM v$locked_object l, all_objects o, v$session s
   WHERE l.object_id = o.object_id
     AND l.session_id = s.sid
ORDER BY sid, s.serial# ;

alter system kill session '222,25';