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Lim Seunghyun Space
[Leetcode] 182. Duplicate Emails 본문
문제 출처
Duplicate Emails - LeetCode
Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.
leetcode.com
나의 풀이
select email as Email
from Person
group by email
having count(email) > 1;
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