abstract://插入数据 INSERT INTO `user` ( `name`, `sex`, `age`, `email`, `passowrd`, `status`, `create_time`) VALUES ('ouyangke', 0, 26, 
//插入数据 INSERT INTO `user` ( `name`, `sex`, `age`, `email`, `passowrd`, `status`, `create_time`) VALUES ('ouyangke', 0, 26, 'oyk@qq.com', sha1('123456'), 1, '1558406693'), ('hongqigong', 0, 67, 'hqg@qq.com', sha1('123456'), 1, '1558406693'), ('yangkang', 0, 36, 'yk@qq.com', sha1('123456'), 1, '1558406693'), ('yinzhiping', 0, 56, 'yzp@qq.com', sha1('123456'), 1, '1558406693');
//删除数据 DELETE FROM `user` WHERE `id` = 1;
//更新数据 UPDATE `user` SET `age`=18 WHERE `name`='xiaolongnv'
//查询数据 SELECT COUNT(*) AS MALE_NUM FROM `user` WHERE `sex`=0;
Correcting teacher:查无此人Correction time:2019-05-22 09:17:56
Teacher's summary:完成的不错。数据库就是增删查改,数据的操作。继续加油。