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 SD.DELIVERED_QTY = 0 THEN '未出荷'
          WHEN SD.SALES_QTY > SD.DELIVERED_QTY THEN '一部出荷'
          WHEN SD.SALES_QTY = SD.DELIVERED_QTY THEN  '出荷済'
          ELSE ''
       END AS SHIP_STS
  FROM SALES S
  LEFT JOIN SALES_DTL SD
    ON S.SALES_NO = SD.SALES_NO
 WHERE S.SALES_DATE BETWEEN '2024-04-01' AND '2024-04-10'
 ORDER BY S.SALES_DATE DESC,
          S.SALES_NO,
          SD.ITEM_CODE