select /*+ RULE */ ls.osuser os_user_name,   ls.username user_name,   
decode(ls.type, 'RW', 'Row wait enqueue lock', 'TM', 'DML enqueue lock', 'TX',
'Transaction enqueue lock', 'UL', 'User supplied lock') lock_type,   
o.object_name object,   decode(ls.lmode, 1, null, 2, 'Row Share', 3,
'Row Exclusive', 4, 'Share', 5, 'Share Row Exclusive', 6, 'Exclusive', null)
lock_mode,    o.owner,   ls.sid,   ls.serial# serial_num,   ls.id1,   ls.id2   
from sys.dba_objects o, (   select s.osuser,    s.username,    l.type,     
l.lmode,    s.sid,    s.serial#,    l.id1,    l.id2   from v$session s,     
v$lock l   where s.sid = l.sid ) ls  where o.object_id = ls.id1 and    o.owner
<> 'SYS'   order by o.owner, o.object_name

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