SELECT D.ITEM_CODE AS CODE, I.ITEM_NAME AS NAME, SUM(D.ORDER_QTY) AS SUM_QTY 
FROM ORDERS O, ORDERS_DTL D, WAREHOUSE W, ITEM I 
WHERE O.ORDER_NO = D.ORDER_NO AND O.WH_CODE = W.WH_CODE AND D.ITEM_CODE = I.ITEM_CODE
AND W.WH_NAME = '浦和倉庫'  OR NAME IS NULL 
GROUP BY I.ITEM_CODE HAVING SUM_QTY >= 50 
ORDER BY SUM_QTY DESC, D.ORDER_NO DESC;