--按mySql語法統(tǒng)計(jì)按周,月,季,年。income為合計(jì)的價(jià)格字段，createDate為交易時(shí)間。
select sum(income)as revenue,week(createDate) as week,month(createDate) as month,

quarter(createDate)as quarter,year(createDate)as year from employee
where year(createDate) >= '2006' group by
week(createDate),month(createDate),quarter(createDate),year(createDate)

 

--sqlserver2005語法統(tǒng)計(jì)按周,月,季,年。

--按日
--select sum(price),day([date]) from table_name where year([date]) =
'2006' group by day([date])
--按周quarter
select sum(price),datename(week,price_time) from ble_name where
year(price_time) = '2008' group by datename(week,price_time)
--按月
select sum(price),month(price_time) from ble_name where year(price_time)
= '2008' group by month(price_time)
--按季
select sum(price),datename(quarter,price_time) from ble_name where
year(price_time) = '2008' group by datename(quarter,price_time)

--按年
select sum(price),year(price_time) from ble_name where
year(price_time) >= '2008' group by year(price_time)

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