SELECT O.CUST_CODE AS CODE, CUST_NAME AS NAME, COUNT(DISTINCT ORDER_DATE) AS CNT
FROM ORDERS O INNER JOIN CUSTOMER C
ON O.CUST_CODE = C.CUST_CODE
WHERE ORDER_DATE BETWEEN '2023-07-01' AND '2023-07-31'
GROUP BY O.CUST_CODE
ORDER BY CNT DESC, CODE DESC