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