$DB class stops pulling content if there are more than X entries...

<?php
$plugin_info = array(
                        'pi_name'            => 'Test',
                        'pi_version'        => '1.0',
                        'pi_author'            => 'Toby Sommer',
                        'pi_description'    => 'LIMIT',
                        'pi_usage'            => ''
                    );

class My_plugin
{
    private $_sql;

    public function __construct()
    {
        $this->_sql = "SELECT * FROM _misc_data";
    }

    public function test()
    {
        global $DB;

        $query = $DB->query($this->_sql);
        
        $id = array();
        
        if ($query->num_rows > 0)
        {
            foreach ($query->result as $row)
            {
                $id[] = $row['id'];
            }
        }
        
        return utf8_encode(implode(', ', $id));
        
    }
    /* END */


}
// END CLASS
?>

{exp:{segment_2}:{segment_3}}