linux 服务器安装mysql5.6

1.移除CentOS默认的mysql-libs: whereis mysql

2.为了避免冲突，先移除CenttOS上默认的mysql-libs: yum remove mysql-libs

3.然后，使用yum clean dbcache清空db缓存:

4.下载MySQL rpm安装包:

wget http://repo.mysql.com/mysql-community-release-el6-5.noarch.rpm

rpm -ivh mysql-community-release-el6-5.noarch.rpm

yum repolist all | grep mysql

5.yum install mysql-community-server -y

6.设置为开机自启动

chkconfig --list | grep mysqld

chkconfig mysqld on

7.启动

8.设置密码：
/usr/bin/mysqladmin -u root password '123456

9.修改密码：

mysql -uroot -p密码

update user set password = PASSWORD("xxxxxxxx") where user = "root"

10.退出数据库，exit;

11.重启数据库服务，service mysqld restart

over.