rpmパッケージMySQLのMySQLをダウンロード

cd /usr/local/src

wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-community-server-5.7.27-1.el7.x86_64.rpm
wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-community-client-5.7.27-1.el7.x86_64.rpm
wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-community-libs-5.7.27-1.el7.x86_64.rpm
wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-community-common-5.7.27-1.el7.x86_64.rpm

yum remove mariadb-libs
yum install net-tools
yum install *.rpm


systemctl status mysqld.service
systemctl start mysqld.service

# 查看默认密码
grep 'temporary password' /var/log/mysqld.log
liykpntuu9?C