不知道错在哪了，检查了很久
DROP TABLE IF EXISTS `imooc_user`;
CREATE TABLE `imooc_user`(
`id` int unsigned auto_increment key,
`username` varchar(20) not null,
`password` char(32) not null,
`sex` enum("男","女","保密") not null default "保密",
`face` varchar(50) not null,
`regTime` int unsigned not null
);
