SELECT 
S.SALES_DATE AS SAL_DATE
,S.SALES_NO AS NO
,SD.ITEM_CODE AS ITEM_CODE
,SD.SALES_QTY AS SAL_QTY
,SD.DELIVERED_QTY AS DEL_QTY
,CASE
	WHEN DELIVERED_QTY  = 0 THEN '未出荷'
	WHEN SALES_QTY > DELIVERED_QTY THEN '一部出荷'
	WHEN SALES_QTY = DELIVERED_QTY THEN '出荷済'
    END AS SHIP_STS
FROM SALES S
LEFT OUTER JOIN
SALES_DTL SD
ON S.SALES_NO=SD.SALES_NO
order by SALES_DATE desc,S.SALES_NO,ITEM_CODE;