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Mysql 按小时分组,显示日期范围内每天的明细_Mysql_Date - Fatal编程技术网

Mysql 按小时分组,显示日期范围内每天的明细

Mysql 按小时分组,显示日期范围内每天的明细,mysql,date,Mysql,Date,我正在尝试创建一个查询,以显示与按小时分组的财务合同相关的潜在客户细分 以下是我到目前为止几个小时的一个例子: SELECT CONCAT(HOUR(received), ':00-', HOUR(received)+1, ':00') AS Hours, COUNT(*) as `leads` FROM (digital_lead) WHERE `received` BETWEEN '2014-11-01 00:00:00' AND '2014-11-24 00:00:00' GROUP B

我正在尝试创建一个查询,以显示与按小时分组的财务合同相关的潜在客户细分

以下是我到目前为止几个小时的一个例子:

SELECT CONCAT(HOUR(received), ':00-', HOUR(received)+1, ':00') AS Hours, 
COUNT(*) as `leads`
FROM (digital_lead)
WHERE `received` BETWEEN '2014-11-01 00:00:00' AND '2014-11-24 00:00:00'
GROUP BY HOUR(received)
结果是

 Hours   usage

0:00-1:00   36
1:00-2:00   25
2:00-3:00   16
3:00-4:00   4
4:00-5:00   7
5:00-6:00   8
6:00-7:00   13 // etc all the way to 23:00 - 24:00
好的-这似乎是可行的,但是,它在
BETWEEN
语句中设置的期间内聚合了该时段的所有
Lead
。我希望能够显示期间范围内每天每小时的明细

这看起来像是:

Date        Hours         leads
2014-11-01      
            0:00-1:00      36
            1:00-2:00      25
            2:00-3:00      16
            3:00-4:00      4
            4:00-5:00      7
            5:00-6:00      8
            6:00-7:00      13 // etc all the way to 23:00 - 24:00
因此,将显示每个日期,然后显示当天的小时数,依此类推

谢谢。

按日期分组:

SELECT DATE(received), HOUR(received), ...
...
GROUP BY DATE(received), HOUR(received)
由于您只按小时进行分组(),因此基本上

Hour
1      sum of leads in hour 1 of jan 1, jan 2, jan 3, ... dec 31
2      sum of leads in hour 2 of jan 1, jan 2, jan 3, ... dec 31
而不是

Jan 1  Hour 1  sum of leads for just that one hour on the one day
Jan 1  Hour 2  sum of leads for just that one hour on the one day
..
Dec 31  Hour 23 sum of leads

如果某一天没有一个小时,你想显示零吗?@fthiella-如果可能的话,我也想显示每小时的零结果。谢谢汉克·马克,这帮了大忙。我可以用同样的方法按天、周、月和年分组吗?