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진료과별 총 예약 횟수 출력하기

2023. 9. 2. 16:58 빛하루
SELECT MCDP_CD AS "진료과코드", COUNT(*) AS "5월예약건수"
FROM APPOINTMENT
WHERE to_char(APNT_YMD,'YYYY-MM') = '2022-05'
GROUP BY MCDP_CD
ORDER BY "5월예약건수", "진료과코드"