创建数据库

[难留，难舍]

1 下载mysql镜像
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-server-5.7.25-1.el7.x86_64.rpm
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-client-5.7.25-1.el7.x86_64.rpm
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-common-5.7.25-1.el7.x86_64.rpm
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-libs-5.7.25-1.el7.x86_64.rpm
2 安装相应软件
yum install -y net-tools.x86_64 libaio.x86_64 perl.x86_64
3产出自带mairadb
yum remove -y mariadb-libs.x86_64 ql服务器

5 查询默认密码
grep 'password' /var/log/mysqld.log
4 .安装Mys
yum install -y mysql-community*
6修改密码
mysqladmin -uroot -p'es,W;ya(K1Th' password 'QianFeng@123'
7 登陆
mysql -uroot -p'QianFeng@123'