with t as(
select
    distinct
    MEMBER_CODE
    ,ORDER_DATETIME as ORDER_DATE
from
    EC_ORDERS
)
,t_with_previous as(
select
    *
    ,lag(ORDER_DATE)over(partition by MEMBER_CODE order by ORDER_DATE)as previous_day
from
    t
)

select
    min(order_date) as order_date
    ,member_code as code
   ,case m.optout_type
        when 0 then '可'
        when 1 then '不可'
        else '不明'
    end as OPTOUT
from
    t_with_previous
     join MEMBER_MST as m
    on tp.member_code=m.member_code

where
    order_date between '2023-07-01'and '2023-07-31'
    and
    (julianday(order_date) - julianday(previous_day)) > 365
group by
    member_code
order by
        ORDER_DATE desc
        ,code desc