yum安装高版本mysql(5.5)

1、导入第三方源webtatic

rpm -Uvh http://repo.webtatic.com/yum/centos/5/latest.rpm

2、如果已安装低版本的mysql就删除

yum remove mysql mysql-*

3、安装libmysqlclient15

yum install libmysqlclient15 --enablerepo=webtatic

4、安装mysql5.5

yum install mysql55 mysql55-server --enablerepo=webtatic

5、启动并升级mysql

service mysqld start
mysql_upgrade