MAX(DATE) - SQL ORACLE

Question

I want to select only the latest membership_id from table user_payments of the user with the user_id equal to 1.

This is how the table user_payment looks like:

Answer 1

select * from 
  (SELECT MEMBSHIP_ID
   FROM user_payment WHERE user_id=1
   order by paym_date desc) 
where rownum=1;