mysql不显示警告信息怎么解决呢？

（1）先来把密码写入配置文件中，输入

[root@localhost ~]# vim /etc/my.cnf

[mysqldump]

user=root

password=8888888

[mysql]

user=root

password=8888888

（2）使用命令行进行登录（不需要密码）

[root@localhost ~]# mysql

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 10

Server version: 5.7.18-log Source distribution

Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks of their respective

owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

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