SELECT
    FIRST_LOGIN,
    COUNT(MEMBER_CODE) AS MEMBER_CNT
FROM(
    SELECT
        MEMBER_CODE,
        DATE(MIN(LOGIN_DATETIME)) AS FIRST_LOGIN
    FROM
        ACCESS_LOG
    GROUP BY
        MEMBER_CODE
    HAVING
        DATE(MIN(LOGIN_DATETIME)) BETWEEN '2023-08-01' AND '2023-08-31' 
    ) AS SUB
GROUP BY
    FIRST_LOGIN
ORDER BY
    FIRST_LOGIN DESC
    ;