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