SQL统计每天、每月、每年的数据
1、每年
select year(ordertime) 年,
sum(Total) 销售合计
from 订单表
group by year(ordertime)
2、每月
select year(ordertime) 年,
month(ordertime) 月,
sum(Total) 销售合计
from 订单表
group by year(ordertime),
month(ordertime
3、每日
select year(ordertime) 年,
month(ordertime) 月,
day(ordertime) 日,
sum(Total) 销售合计
from 订单表
group by year(ordertime),
month(ordertime),
day(ordertime)
另外每日也可以这样:
select convert(char(8),ordertime,112) dt,
sum(Total) 销售合计
from 订单表
group by convert(char(8),ordertime,112)
SELECT
MONTH (Eledate) as 月份,
SUM(Eletoday) as 电量
FROM
[dbo].[Electricity]
WHERE
YEAR (Eledate) = 2017
GROUP BY
MONTH (Eledate)
GO