select p.spid,
c.object_name,
b.session_id,
b.oracle_username,
b.os_user_name,
a.machine,
a.program
from v$process p, v$session a, v$locked_object b, all_objects c
where p.addr = a.paddr
and a.process = b.process
and c.object_id = b.object_id
order by b.session_id