UFN_GRADELEVEL_GETDESCRIPTION

                create function dbo.UFN_GRADELEVEL_GETDESCRIPTION(@ID uniqueidentifier) returns nvarchar(50) 
                as
                begin
                    declare @s nvarchar(10);
                    select @s = dbo.GRADELEVEL.DESCRIPTION from dbo.GRADELEVEL where dbo.GRADELEVEL.ID = @ID;
                    return @s;
                end