-- Comments model table
CREATE TABLE `comments` (
  `id` int(10) NOT NULL auto_increment,
  .......,
  `text` varchar(4096) NOT NULL,
  PRIMARY KEY  (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 AUTO_INCREMENT=1030000;
-- Comments HABTM table
CREATE TABLE `comments_links` (
  `object_id` int(10) unsigned NOT NULL default '0',
  `comment_id` int(10) unsigned NOT NULL default '0',
  PRIMARY KEY  (`object_id`,`comment_id`)
);