SELECT
    ITEM_CODE AS CODE,
    ITEM_NAME AS NAME,
    SUM(ORDER_QTY) AS SUM_QTY
FROM ORDERS
LEFT OUTER JOIN ORDERS_DTL USING (ORDER_NO)
LEFT OUTER JOIN WAREHOUSE USING (WH_CODE)
LEFT OUTER JOIN ITEM USING (ITEM_CODE)
WHERE
    WH_NAME = '浦和倉庫'
GROUP BY
    ITEM_CODE,
    ITEM_NAME
HAVING 
    SUM(ORDER_QTY) >= 50
ORDER BY
    SUM_QTY DESC,
    ITEM_CODE DESC