<?php
$servername='localhost';
$username='root';
$password='root';

$schema='demir';

$conn=mysql_connect($servername, $username, $password) or
    die('Connection failed : ' . $conn-> connect_error);

mysql_select_db($schema);

$result=mysql_query('SELECT * FROM topics');

echo '<h1>All Topics</h1><br>';
echo '<table>';
echo '<tr><td>ID</td><td>Name</td></tr>';
while($row = mysql_fetch_assoc($result)){
    echo '<tr>';
    echo '<td>' .$row['id'].'</td>';
    echo '<td>' .$row['name'].'</td>';
    echo '</tr>';
}
echo '</table>';
?>