/* Database connection start */
        $servername = "localhost";
        $username = "root";
        $password = "";
        $dbname = "blubuk";

        $conn = mysqli_connect($servername, $username, $password, $dbname) or die("Connection failed: " . mysqli_connect_error());

        $requestData= $_REQUEST;
        $columns = array(
            0 => 'foto_forum',
            1 => 'judul_forum',
            2 => 'name',
            3 => 'waktu'
        );

        // getting total number records without any search
        $sql = "SELECT * ";
        $sql.=" FROM forum ";
        $sql.=" ORDER BY id_forum DESC ";
        $query=mysqli_query($conn, $sql) or die("");
        $totalData = mysqli_num_rows($query);
        $totalFiltered = $totalData;  // when there is no search parameter then total number rows = total number filtered rows.