select [DateTime (UTC)],
sum([messages sent external]) as 'messages sent external',
sum([messages sent internal]) as 'messages sent internal',
sum([messages received external]) as 'messages received external',
sum([messages received internal]) as 'messages received internal',
max([Message Latency Internal High]) as 'Message Latency Internal High',
max([Message Latency Internal Avg]) as 'Message Latency Internal Avg' from dbo.Monthly_MailFlowStats_2014_03 group by [DateTime (UTC)] order by [DateTime (UTC)] asc
结果显示datetime中每天每小时的所有数据。我是否可以将日期时间修剪为日期,以便结果显示当天的数据而不是一天中的小时?T-SQL组按日期而不是日期时间
This:
2014-03-01
instead of:
2014-03-01 00:00:00.000
2014-03-01 01:00:00.000
2014-03-01 02:00:00.000
我真的很感谢大家的帮助。隐喻有我正在寻找的答案。谢谢你们! – PdeRover