MySql获取某一天每个小时的数据

select hour(create_time) AS saleHour, count(id) AS saleCount

from tableName where date_format(create_time, ‘%Y-%m-%d’ ) = ‘2021-09-07’

group by hour(create_time)

select * from table where FROM_UNIXTIME(time, '%Y-%m-%d')=date_format('2019-08-16', '%Y-%m-%d')

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