Linux安装MySQL并修改用户信息
os:Ubuntu18.10
1.使用apt-get安装MySQL,默认安装5.7
sudo apt-get install mysql-server
2.使用默认账号登录MySQL
sudo vi /etc/mysql/debian.cnf
# Automatically generated for Debian scripts. DO NOT TOUCH! [client] host = localhost user = debian-sys-maint password = ei5QoLgDYm8IAN6f socket = /var/run/mysqld/mysqld.sock [mysql_upgrade] host = localhost user = debian-sys-maint password = ei5QoLgDYm8IAN6f socket = /var/run/mysqld/mysqld.sock
3.修改用户信息
use mysql; update user set authentication_string=password('new password') where user='new username'; update user set plugin='mysql_native_password'; flush privileges; quit;
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