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mysql 查询某个日期时间段,每天同一时间段的数据:

 

SELECT * FROM t_a01_eltable WHERE DATE_FORMAT(acqtime,\'%Y-%m-%d\')>=\'2016-01-01\' AND DATE_FORMAT(acqtime,\'%Y-%m-%d\')<=\'2016-05-20\' AND DATE_FORMAT(acqtime,\'%H\')>=18 AND DATE_FORMAT(acqtime,\'%H\')<=19; 

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