Mysql5.7 rpm离线安装

https://mirrors.tuna.tsinghua.edu.cn/mysql/downloads/MySQL-5.7/mysql-5.7.32-1.sles12.x86_64.rpm-bundle.tar

> rpm -qa|grep mariadb
> rpm -e --nodeps mariadb-libs-5.5.60-1.el7_5.x86_64

> yum install  perl* cpan net-tools libaio -y

> rpm -ivh mysql-community-common-5.7.30-1.el7.x86_64.rpm
> rpm -ivh mysql-community-libs-5.7.30-1.el7.x86_64.rpm
> rpm -ivh mysql-community-client-5.7.30-1.el7.x86_64.rpm
> rpm -ivh mysql-community-server-5.7.30-1.el7.x86_64.rpm

> chown mysql:mysql -R  /var/log/mysql

> systemctl start mysqld
> cat /var/log/mysqld.log |grep password
xxxxx

> mysql -uroot -pxxxxx
mysql> alter user 'root'@'localhost' identified by '123456';
mysql> flush privileges;