Test de connexion PHP - Oracle

$sql
$nrows Records Selected
\n";
                if ( $nrows > 0 ) {
                        print "\n";
                        print "";
                        while ( list( $key, $val ) = each( $results ) ) {
                                print "";
                                }
                        print "\n";

                        for ( $i = 0; $i < $nrows; $i++ ) {
                                reset($results);
                                print "";
                                while ( $column = each($results) ) {
                                        $data = $column['value'];
                                        print "";
                                        }
                                print "\n";
                                }
                        print "
$key
$data[$i]
\n";
                } else {
                        echo "No data found
\n";
                        }
                }

        oci_close($conn);
        }
else    echo " oci_connect ERREUR\n";

print "\nConnexion pdo_oci\n";
try {
	$db = new PDO ("oci:dbname=" . ADDR, USER, PASS);
	printf("Connecté\n");
	
	foreach ($db->query("SELECT * FROM dept") as $Row)
		printf ("%d : %s, %s\n", $Row["DEPTNO"], $Row["DNAME"], $Row["LOC"]);
}
catch(PDOException $e) {
	printf("ERREUR : %s\n", $e->getMessage());
}
?>