--DECLARE @current_mandator_id UNIQUEIDENTIFIER --SET @current_mandator_id = '46D105B5-5D21-4CA0-93EB-12E03312D2FE' DECLARE @helper TABLE(Kostenstelle NVARCHAR(200), user_id INT) INSERT INTO @helper(Kostenstelle, user_id) SELECT ISNULL(tblUserCustomAttributes.customAttribute1, '')AS 'Kostenstelle', v_Users.intUserCn FROM v_Users LEFT OUTER JOIN tblUserCustomAttributes ON tblUserCustomAttributes.user_id = v_Users.intUserCn WHERE v_Users.mandator_id = @current_mandator_id SELECT ISNULL(NULLIF(Kostenstelle, ''), '-- keine Kostenstelle --') AS 'Kostenstelle', COUNT(user_id)AS 'Anzahl Benutzer' FROM @helper GROUP BY Kostenstelle