mysql5.7安装(yum在线方式)

安装

wget https://dev.mysql.com/get/mysql57-community-release-el7-9.noarch.rpm
rpm -ivh mysql57-community-release-el7-9.noarch.rpm
yum install mysql-server
systemctl start mysqld

修改密码

找到初始密码
grep 'temporary password' /var/log/mysqld.log
2020-04-11T07:53:15.951160Z 1 [Note] A temporary password is generated for root@localhost: g(wfb5Nhf.2L

登录修改密码
mysql -u root -p
ALTER USER 'root'@'localhost' IDENTIFIED BY '1qaz@WSX';

开启远程

mysql -u root -p
show databases;
use mysql;
show tables;
update user set Host='%' where User='root';
grant all privileges on *.* to root@"192.168.1.9" identified by "1qaz@WSX";
flush privileges;

配置默认编码为utf8

vi /etc/my.cnf
#添加 [mysqld] 
character_set_server=utf8 
init_connect='SET NAMES utf8'

重启/设置开机启动

systemctl restart mysqld
systemctl enable mysqld 

参考：

https://blog.csdn.net/wohiusdashi/article/details/89358071