VERİ ÇEKME VE GÖSTERİLME SAYISINI ARTIRMA

<?php
include"Ust.php";

$Urun=$db->prepare("SELECT * FROM urun WHERE urun_id=?");
$Urun->execute(array(intval($_GET['id'])));

if($Urun->rowCount()==1)
{
$Urun=$Urun->fetch();
$db->query("UPDATE urun SET urun_gosterilme=(urun_gosterilme+1) WHERE urun_id=".$Urun['urun_id']);
}
else
{
header("Location:./");
exit;
}


?>