关于datatime类型查询,该怎么处理

关于datatime类型查询
小弟想请教一下。库里一字属是datetime类型，我要查询3小时内6小时内或者是2007-12-01至2007-12-11这十一天内的记录

这样该如何进行判断呢。。麻烦大伙了。

[解决办法]

SQL code

select * from tb   where (datediff(hour,dt,getdate()) between 3 and 6) or         (dt between '2007-12-01' and '2007-12-11')
[解决办法]
SQL code
select * from tb where 字段 between '2007-12-01' and '2007-12-11'
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三小时,六小时,估计得用分钟来算才是你的本意.select * from tb where datediff(mi,时间字段,getdate()) <= 180select * from tb where datediff(mi,时间字段,getdate()) <= 3602007-12-01至2007-12-11select * from tb where convert(varchar(10),时间字段,120) between '2007-12-01' and '2007-12-11'
[解决办法]
SQL code
2007-12-01至2007-12-11select * from tb where 时间字段 between '2007-12-01' and '2007-12-11'