abstract：1)INSERT INTO `user` (`ID`, `name`, `sex`, `age`, `email`, `password`, `status`, `creat_time`) VALUES (1, '張三', 0, 30, 'aa@126.com', '7c4a8d09ca3762af61e59520943dc26494f8941b&

1)INSERT INTO `user` (`ID`, `name`, `sex`, `age`, `email`, `password`, `status`, `creat_time`) VALUES
 (1, '張三', 0, 30, 'aa@126.com', '7c4a8d09ca3762af61e59520943dc26494f8941b', 0, 1560566223);

2)SELECT  concat_ws(`:` ,`id`,`name`) as `res` FROM WHERE `user`;

3)UPDATE `user` SET name = 'zzz' WHERE id= '1';

4)DELETE FROM `user`WHERE id= '1'; 

Correcting teacher：天蓬老師Correction time：2019-06-15 17:10:03
Teacher's summary：sql命令眾多, 這里只是一個入門, 希望你能舉一反三, 查看手冊, 去掌握更多的命令