299:
300: SELECT
301: to_char(l_document_id) || '-' || to_char(PO_WF_ITEMKEY_S.nextval)
302: INTO l_item_key
303: FROM sys.dual;
304:
305: -- Create a child process for the retrieved approver.
306: wf_engine.CreateProcess( itemtype => itemtype,
307: itemkey => l_item_key,