select sess.sid,
       sess.serial#,
       lo.oracle_username,
       lo.os_user_name,
       ao.object_name,
       lo.locked_mode     from v$locked_object lo,
       dba_objects        ao,
       v$session          sess where ao.object_id = lo.object_id and lo.session_id = sess.sid;

alter system kill session ‘70,6345‘;