ALTER TABLE `users` add `user_url` varchar(20) NOT NULL DEFAULT
'';
CREATE TABLE IF NOT EXISTS `history_link` (
`id` int(11) NOT NULL
AUTO_INCREMENT,
`time` int(11) NOT NULL,
`link` varchar(25) NOT NULL
DEFAULT '',
`do_link` varchar(25) NOT NULL DEFAULT '',
`user` int(11)
NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8
AUTO_INCREMENT=0 ;