/**
  * 
  * @param integer $gameType
  * @param string $datetime
  * @param mixed $config
  * @throws ZtChart_Model_Db_Table_Exception
  */
 public function __construct($gameType, $datetime = null, $config = array())
 {
     parent::__construct($config);
     if (self::isSingleAdapter($gameType)) {
         $this->_setAdapter(self::$_infoServerAdapters[$gameType][0]);
     }
     $this->setTablename($datetime);
 }