各种按日期、时间段统计SQL语句

--前一日

select * from 表名 where datediff(d,cast(日期 as datetime),getdate())=1

--上周

select * from 表名 where datediff(ww,cast(日期 as datetime),getdate())=1
--上周

select * from 表名 where DATEPART(ww, 日期) = DATEPART(ww, GETDATE())-1 and DATEPART(yy, 日期) = DATEPART(yy, GETDATE())

--上月

select * from 表名 where datediff(month,cast(日期 as datetime),getdate())=1

--上年

select * from 表名 where datediff(year,cast(日期 as datetime),getdate())=1
 
--按日统计

select count(*),day([date]) from 表名 where year([date]) = '2006' group by day([date])
 
--按周

select count(*),datename(week,[date]) from 表名 where year([date]) = '2006' group by datename(week,[date])
 
--按月

select count(*),month([date]) from 表名 where year([date]) = '2006' group by month([date])
 
--按季

select count(*),datename(quarter,[date]) from 表名 where year([date]) = '2006' group by datename(quarter,[date])
 
--按年

select count(*),year([date]) from 表名 where
year([date]) >= '2000' group by year([date])