安装mysql

mysql安装说明

安装yum源

sudo rpm -ivh https://repo.mysql.com//mysql57-community-release-el7-9.noarch.rpm

安装mysql

sudo yum install mysql-community-server

启动mysql

sudo service mysqld start

修改MySQL root密码

查看临时密码

sudo grep 'temporary password' /var/log/mysqld.log

修改mysql密码

$ mysql -u root -p
Enter password:
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'user_root_passwd';