SELECT
ss.SALES_DATE as SAL_DATE
, s.SALES_NO as NO
, s.ITEM_CODE as ITEM_CODE
, s.SALES_QTY as SAL_QTY
, s.DELIVERED_QTY as DEL_QTY
, CASE  WHEN s.DELIVERED_QTY = 0 THEN '未出荷' 
        WHEN s.DELIVERED_QTY = s.SALES_QTY THEN '出荷済'
        ELSE '一部出荷' END as SHIP_STS
FROM SALES_DTL s
JOIN SALES ss
ON s.SALES_NO = ss.SALES_NO
ORDER BY ss.SALES_DATE DESC, s.SALES_NO ASC, s.ITEM_CODE ASC