select datepart(year,date),datepart(month,date),sum(需要合計的數據項) from 表
group by datepart(year,date),datepart(month,date) order by datepart(year,date),datepart(month,date)
select datepart(year,date),datepart(month,date),sum(需要合計的數據項) from 表
group by datepart(year,date),datepart(month,date) order by datepart(year,date),datepart(month,date)