wget https://cdn.mysql.com/archives/mysql-8.0/mysql-8.0.16-2.el7.x86_64.rpm-bundle.tar
解压包
tar -xvf mysql-8.0.16-2.el7.x86_64.rpm-bundle.tar
检索是否已存在mysql
rpm -qa | grep -i mariadb
移除mysql相关依赖包
rpm -ev --nodeps mariadb-libs-5.5.65-1.el7.x86_64
开始安装,顺序依次执行安装rpm包
rpm -ivh mysql-community-common-8.0.16-2.el7.x86_64.rpm rpm -ivh mysql-community-libs-8.0.16-2.el7.x86_64.rpm rpm -ivh mysql-community-client-8.0.16-2.el7.x86_64.rpm rpm -ivh mysql-community-server-8.0.16-2.el7.x86_64.rpm
启动
systemctl start mysqld
查看初始密码
cat /var/log/mysqld.log | grep password
登录
mysql -u root -p
更改密码、设置可远程登录、刷新权限。
ALTER user 'root'@'localhost' IDENTIFIED BY '123456'; ALTER user 'root'@'localhost' IDENTIFIED BY 'Root.123456'; use mysql; select host,user from user; update user set host='%' where user ='root'; flush privileges;