SELECT
    ITEM.ITEM_CODE AS CODE
    , ITEM.ITEM_NAME AS NAME
    , SUM(ORDERS_DTL.UNITPRICE * ORDERS_DTL.ORDER_QTY) AS TOTAL_AMT
FROM
    ORDERS
JOIN
    ORDERS_DTL
ON
    ORDERS.ORDER_NO = ORDERS_DTL.ORDER_NO
JOIN
    ITEM
ON 
    ORDERS_DTL.ITEM_CODE = ITEM.ITEM_CODE
WHERE
    ORDERS.ORDER_DATE BETWEEN '2023-05-14' AND '2023-05-20'
GROUP BY
    ITEM.ITEM_CODE
ORDER BY
    TOTAL_AMT DESC
    , ITEM.ITEM_CODE DESC
LIMIT
    5;