goobeer

摘要： CREATE function [dbo].[GetClassPath](@classSonID nvarchar(50),@sperator nvarchar(5))returns nvarchar(MAX)asbegin declare @parentid nvarchar(50); declare @classPath nvarchar(255); select @classPath=Name,@parentid=parentid from [o.class] where id=@classSonID; if(@parentid !='0') begin ... 阅读全文