MySQL安装-未完

rpm -qa | grep mysql
rpm -e mysql # 普通删除
rpm -e --nodeps mysql # 提示依赖其他文件，强力删除Copy

wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm # 下载yum资源包
rpm -ivh
yum update mysql-community-release-el7-5.noarch.rpm
yum install mysql-serverCopy

chown mysql:mysql -R /var/lib/mysql # 权限设置

mysqld --initialize # 初始化

systemctl start mysqld
systemctl status mysqld

mysqladmin --version

# 安装成功后，root密码默认为空，设置密码
mysqladmin -u root password "new_password"Copy