db_query("SELECT 1 FROM public.tbl_variablenname WHERE name = 'stv_font_size';"))
{
if ($db->db_num_rows($result) == 0)
{
$qry = "INSERT INTO public.tbl_variablenname(name, defaultwert) VALUES('stv_font_size', null);";
if (!$db->db_query($qry))
echo 'public.tbl_variablenname '.$db->db_last_error().'
';
else
echo 'public.tbl_variablenname: Added name "stv_font_size"
';
}
}