Algorithm
[SQL] 입양 시각 구하기(1) - GROUP BY
1984
2022. 9. 24. 11:36
SELECT HOUR(DATETIME) AS 'HOUR', COUNT(ANIMAL_ID) AS 'COUNT'
FROM ANIMAL_OUTS
WHERE HOUR(DATETIME) >= 9 AND HOUR(DATETIME) <= 19
GROUP BY HOUR(DATETIME)
ORDER BY HOUR(DATETIME)
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