centos 6.9 安装mysql

lsb_release -a

yum list installed mysql*

yum remove mysql-libs.x86_64

whereis

whereis mysql

yum list mysql*

yum install mysql-server

service mysqld start

mysql

chkconfig mysqld on

mysql

service mysqld restart

mysql -uroot -p密码

设置密码
update user set password=password('123') where user='root';