yum安装mysql

1、在线下载mysql包

yum -y install mysql mysql-server mysql-devel

2、启动mysql

/etc/init.d/mysqld start

3、通过mysql自带脚本，跟着提示按照自己需要进行设置

/usr/bin/mysql_secure_installation

4、设置完成后启动mysql，进行授权

mysql -u{username} -p
grant all privileges on *.* to 'root'@'%' identified by '*********' with grant option;
flush privileges;