declare @i as intset @i=12345declare @t as varchar(50)set @t=''while len(@i)>1beginset @t=@t+left(@i,1)+','set @i=right(@i,len(@i)-1)endset @t=@t+left(@i,1)select @t
百度一下 求满意答复 谢谢
哪个表哪个列什么数据类型