https://leetcode.com/problems/movie-rating/submissions/1213326562/?envType=study-plan-v2&envId=top-sql-50 맨 처음 작성한 쿼리는 다음과 같다. -- 가장 많은 리뷰 남긴 사람 (SELECT name AS results FROM ( SELECT u.name, COUNT(r.movie_id) AS cnt FROM MovieRating r JOIN Users u ON r.user_id = u.user_id GROUP BY u.name ORDER BY cnt DESC, u.name ) a LIMIT 1) UNION -- Feb, 2020에 평균 평점 가장 높은 영화 (SELECT title AS results FROM ( SEL..