CREATE FUNCTION [dbo].[ufnLeadingZeros]( @Value int ) RETURNS varchar(8) WITH SCHEMABINDING AS BEGIN DECLARE @ReturnValue varchar(8); SET @ReturnValue = CONVERT(varchar(8), @Value); SET @ReturnValue = REPLICATE('0', 8 - DATALENGTH(@ReturnValue)) + @ReturnValue; RETURN (@ReturnValue); END;