oracle8.1.6 select r.sort_order, r.role_key, r.role_name, '' as delete_url, '' as edit_url, '' as move_up_url, '' as move_down_url, 0 as role_no, t.transition_key, t.transition_name, '' as transition_edit_url from wf_roles r, wf_transitions t where r.workflow_key = :workflow_key and t.workflow_key (+) = r.workflow_key and t.role_key (+) = r.role_key order by r.sort_order, t.sort_order