<?php

  $db_host = 'localhost';
  $db_name = 'rgraph_example';
  $db_username = 'jora';
  $db_password = 'dfcmrfrjn2012';

  $connect_to_db = mysql_connect($db_host, $db_username, $db_password);

  if (!$connect_to_db) {
    die("Could not connect: " . mysql_error());
  }

  if (!mysql_select_db($db_name, $connect_to_db)) {
    die("Could not select DB: " . mysql_error());
  }

  $sql = "SELECT `daily_statistics`.`Values`,`Temp`.`Value`,`Humidity`.`Humidity` FROM daily_statistics "
    . "LEFT JOIN `rgraph_example`.`Humidity` ON `daily_statistics`.`Id` = `Humidity`.`Id` "
    . "LEFT JOIN `rgraph_example`.`Temp` ON `daily_statistics`.`Id` = `Temp`.`Id` LIMIT 1 ";

 $result = mysql_query($sql);
  if (!$result) {
    die(mysql_error());
  }

  echo '<table border="1">';
  echo '<thead>';
  echo '<tr>';
  echo '<th>Values</th>';
  echo '<th>Value</th>';
  echo '<th>Humidity</th>';
  echo '</tr>';
  echo '</thead>';
  echo '<tbody>';

   // выводим в HTML-таблицу все данные клиентов из таблицы MySQL
  while($data = mysql_fetch_array($result)){
    echo '<tr>';
    echo '<td>' . $data['Values'] . '</td>';
    echo '<td>' . $data['Value'] . '</td>';
    echo '<td>' . $data['Humidity'] . '</td>';
    echo '</tr>';
  }

    echo '</tbody>';
  echo '</table>';

    // закрываем соединение с сервером  базы данных
    mysql_close($connect_to_db);
?><code lang="php">