CREATE TABLE `product_comment` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `product_id` int(11) NOT NULL,
  `description` text NOT NULL,
  `user_id` int(11) NOT NULL,
  `commentary_user_id` int(11) NOT NULL,
  `type` varchar(100) NOT NULL,
  `created_at` datetime NOT NULL,
  `is_visited` tinyint(1) DEFAULT '0',
  `is_check` tinyint(1) NOT NULL DEFAULT '0',
  `is_active` tinyint(1) NOT NULL DEFAULT '0',
  PRIMARY KEY (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1