SELECT /*+ rule */ s.username, decode(l.type,'TM' ,'TABLE LOCK', 'TX','ROW LOCK' , NULL) LOCK_LEVEL, o.owner,o.object_name,o.object_type, s.sid,s.serial#,s.terminal,s.machine,s.program,s.osuser FROM v$session s,v$lock l,dba_objects o WHERE l.sid = s.sid AND l.id1 = o.object_id(+) AND s.username is NOT Null alter system kill session'56,28403';