In RC4 of php3, this function returned 129 in $ncols (correct value).  In th 3.0 final release it returns 1
<?
$conn = Ora_Logon("usr","pswd");
if ($conn < 0) {
    echo("Could not connect to Oracle.\n");
    exit;
}

$cursor = Ora_Open($conn);

if ($cursor < 0) {
    echo("Could not open a cursor.\n");
    Ora_Logoff($conn);
    exit;
}

Ora_CommitOff($conn);

$last = ereg_replace("'","''",$last);
if (Ora_Parse($cursor, "select * FROM people where last_name like 'Smit%'  and first_name like 'Jo%' and rownum < 2") < 0) {
    echo("Parse failed!\n");
    Ora_Logoff($conn);
    exit;
}

$ncols = Ora_Exec($cursor);
echo "Number of columns is $ncols\n";
$err = Ora_Fetch($cursor);
while ($err == 1) {
    $i = 0;
    while ($i < $ncols) {
        $col = Ora_GetColumn($cursor, $i);
        echo "got: $col (" . GetType($col) . ")<br>";
        echo "\n";
        $i++;
    }
    echo "\n";
    $err = Ora_Fetch($cursor);
}

Ora_Close($cursor);
Ora_Logoff($conn);
?>