public function getValue ($params, $fetchMode = \PDO::FETCH_ASSOC, &$db = FALSE)
	{
		
		// Get database slave for read

		if ($db === FALSE)
		{
			$db	=& self::_getDbSlave ();
		}
		
		// Set table

		$params['from']	= '`' . static::$dbTable . '`';
		
		// Return value

		return $db->getValue ($params, $fetchMode);

	}