Programmers/SQL
[프로그래머스 SQL 고득점 Kit] SELECT: 조건에 맞는 회원수 구하기
문제 정답 SELECT COUNT(*) AS USERS FROM USER_INFO WHERE AGE BETWEEN 20 AND 29 AND YEAR(JOINED) = 2021
문제 정답 SELECT COUNT(*) AS USERS FROM USER_INFO WHERE AGE BETWEEN 20 AND 29 AND YEAR(JOINED) = 2021