CentOS 6.5/6.6 安装mysql 5.7

Step1: 检测系统是否自带安装mysql

yum list installed | grep mysql

Step2: 删除系统自带的mysql及其依赖
命令：

yum -y remove mysql-libs.x86_64

Step3: 给CentOS添加rpm源，并且选择较新的源
命令：

wget dev.mysql.com/get/mysql-community-release-el6-5.noarch.rpm

yum localinstall mysql-community-release-el6-5.noarch.rpm

yum repolist all | grep mysql

yum-config-manager –disable mysql55-community

yum-config-manager –disable mysql56-community

yum-config-manager –enable mysql57-community-dmr

yum repolist enabled | grep mysql

Step4:安装mysql 服务器
命令：

yum install mysql-community-server

Step5: 启动mysql
命令:

service mysqld start

Step6: 查看mysql是否自启动,并且设置开启自启动
命令:

chkconfig –list | grep mysqld

chkconfig mysqld on

Step7: mysql安全设置
命令：

mysql_secure_installation