sudo apt install  mysql-server

登录mysql

sudo mysql -u root -p

新增用户

 CREATE USER 'admin'@'%' IDENTIFIED BY 'pass12345';grant all privileges on *.* to 'admin'@'%';

--------------以下没用--------------------
方法一：默认账户登录

查看密码使用sudo cat /etc/mysql/debian.cnf这条查看

bot@ubuntu:~/Desktop/python/django/2$ sudo cat /etc/mysql/debian.cnf
[sudo] bot 的密码：

Automatically generated for Debian scripts. DO NOT TOUCH!

[client]
host = localhost
user = debian-sys-maint
password = SffnwAJrKhIFZ2tO
socket = /var/run/mysqld/mysqld.sock
[mysql_upgrade]
host = localhost
user = debian-sys-maint
password = SffnwAJrKhIFZ2tO
socket = /var/run/mysqld/mysqld.sock