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Algorithm/프로그래머스/2/132202. 진료과별 총 예약 횟수 출력하기/진료과별 총 예약 횟수 출력하기.sql

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SQL

-- 코드를 입력하세요
SELECT MCDP_CD AS '진료과코드', COUNT(MCDP_CD) AS '5월예약건수'
FROM APPOINTMENT
WHERE YEAR(APNT_YMD)=2022 AND MONTH(APNT_YMD)=5
GROUP BY MCDP_CD
ORDER BY 5 ASC, ASC