1. OE_ORDER_LINES_ALL.SOURCE_DOCUMENT_LINE_ID =
po_requisition_lines_all.REQUISITION_LINE_ID
2. OE_ORDER_LINES_ALL.ORIG_SYS_DOCUMENT_REF=
po_requisition_HEADERs_all.SEGMENT1(Requisition Number)
3. OE_ORDER_HEADERS_ALL.ORIG_SYS_DOCUMENT_REF=
po_requisition_HEADERs_all.SEGMENT1(Requisition number)