lithium mysql hasMany relationship add unwanted data when no relationship data.

Comments.php

<?php

namespace app\models;

class Comments extends \lithium\data\Model {

	public $validates = array();
}

?>

lithium_blog.sql

CREATE TABLE `comments` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `post_id` int(11) NOT NULL,
  `comment` text NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=MyISAM  DEFAULT CHARSET=latin1 AUTO_INCREMENT=1 ;

-- --------------------------------------------------------

CREATE TABLE `posts` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `title` varchar(100) NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB  DEFAULT CHARSET=latin1 COMMENT='Posts table' AUTO_INCREMENT=2 ;


INSERT INTO `posts` VALUES(1, 'This is a sample post');

Posts.php

<?php

namespace app\models;

class Posts extends \lithium\data\Model {

	public $validates = array();
	
	public $hasMany = array('Comments');
}

?>

PostsController.php

<?php

namespace app\controllers;

use app\models\Posts;
use lithium\action\DispatchException;

class PostsController extends \lithium\action\Controller {

	public function index() {
		$posts = Posts::all(array('with'=>array('Comments')));
		
		var_dump($posts->to('array')));
		
		/* will output
		array(1) {
		  [1]=>
		  array(3) {
		    ["id"]=>
		    string(1) "1"
		    ["title"]=>
		    string(21) "This is a sample post"
		    ["comments"]=>
		    array(1) {
		      [0]=>
		      array(3) {
		        ["id"]=>
		        NULL
		        ["post_id"]=>
		        NULL
		        ["comment"]=>
		        NULL
		      }
		    }
		  }
		}
		*/
	}
}

?>