https://school.programmers.co.kr/learn/challenges?page=1&languages=mysql&order=recent
select member_id, member_name, gender, date_format(date_of_birth, '%Y-%m-%d') as date_of_birth
from member_profile
where month(date_of_birth) = 3 and gender = 'W' and tlno is not null
order by member_id asc