SELECT
   ITEM.ITEM_CODE AS CODE
 , ITEM.ITEM_NAME AS NAME
 , sum(ORDERS_DTL.UNITPRICE * ORDERS_DTL.ORDER_QTY) AS TOTAL_AMT
FROM
 ORDERS 
 INNER JOIN ORDERS_DTL 
     ON ORDERS.ORDER_NO = ORDERS_DTL.ORDER_NO
 INNER JOIN ITEM 
     ON ORDERS_DTL.ITEM_CODE = ITEM.ITEM_CODE
GROUP BY
   ITEM.ITEM_CODE
HAVING
    ORDER_DATE >= '2023-05-14' and ORDER_DATE <= '2023-05-20'
ORDER BY
    sum(ORDERS_DTL.UNITPRICE * ORDERS_DTL.ORDER_QTY) DESC
    ,ITEM.ITEM_CODE DESC
LIMIT 5;