In a web browser, visit mysql.com page:
https://dev.mysql.com/downloads/repo/yum/
Locate the desired version, and update it as needed in the link below:
Execute the following command：
dnf install mysql-server
enable mysql services:
systemctl enable mysqld
start mysql services
systemctl start mysqld
In Percona 5.7, the temporary password is stored in /var/log/mysqld.log so you can find it by:
grep 'temporary password' /var/log/mysqld.log
After that, you can start mysql
sudo systemctl start mysql
sudo /usr/bin/mysql_secure_installation
and use your temporary password to use.
stop mysql service
systemctl stop mysqld
view mysql status
systemctl status mysqld
using the new account remote login to mysql 5.7
use mysql;
select user,host from user;
drop user 'root'@'localhost';
CREATE USER 'admin'@'%' IDENTIFIED BY 'you password';
GRANT ALL PRIVILEGES ON *.* TO 'admin'@'%' IDENTIFIED BY 'you password';
FLUSH PRIVILEGES;