sqlserver 查詢當前時間的前6個月的月份(統計圖用)

--萬能sql
select  convert(varchar(7),dateadd(mm,-number,getdate()),23) as d 

from master..spt_values

where type='p' and number >=0 and number<=5

and convert(varchar(7),dateadd(mm, -6 ,getdate()),23) between convert(varchar(7),dateadd(mm, -6 ,getdate()),23)
and convert(varchar(7),dateadd(mm, 0 ,getdate()),23)