<?php

    $servername = "localhost";
    $username = "root";
    $password = "";

    $conn =mysql_connect($servername, $username, $password);

    if (! $conn) {
        die("Connection failed: " . mysql_error());
    }

    mysql_select_db("PRJ") or die(mysql_error());

    $result =mysql_query("SELECT * FROM CF");

    if (!$result) {
        die('Invalid query: ' . mysql_error());
    }

    $retval = mysql_query($result,$conn);
    if (!$retval) {
        die('Invalid query: ' . mysql_error());
    }

    $count=0;

    while($row = mysql_fetch_array($retval)) {

        $X[]=$row['x'];
        $Y[]=$row['y'];
        $count++;
    }
    mysql_close($conn);
?>