if(($GET_arr['Tabelle']=="Staffeln")){//TODO hier ist auch was geändert aber noch nicht getestet!!
$Query='SELECT avg(e.checked) AS Checked, avg(e.views) AS Views, SUM(e.size) AS Size, SUM(e.duration) AS Duration, COUNT(e.name) AS Count '.
$Query='SELECT avg(e.checked) AS Checked, '.(in_array("views",$this->SpaltenEpisoden)?'avg(e.views) AS Views,':'').' SUM(e.size) AS Size, SUM(e.duration) AS Duration, COUNT(e.name) AS Count '.
'FROM Staffeln AS s JOIN Episoden AS e ON s.season_nr = e.season_nr '.
'FROM Staffeln AS s JOIN Episoden AS e ON s.season_nr = e.season_nr '.