mysql 升级_每日学点---Mysql通过yum源升级-优快云博客

本文提供了详细的步骤说明如何通过yum源将Mysql从5.1版本升级到5.6版本，并提供了针对CentOS 6和CentOS 7系统的具体操作指南。文中还包含了在升级过程中可能遇到的问题及其解决方案。

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Mysql升级源(yum从5.1升级到5.6)

#CentOS6wget http://repo.mysql.com/mysql-community-release-el6-5.noarch.rpm#CentOS7wget http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm

或者从此处下载6(http://blog.wohenniucha.com/upload/2018/06/mysql-community-release-el6-5.noarch.rpm)

下载7(http://image.wohenniucha.com/upload/2019/03/mysql-community-release-el7-5.noarch.rpm)

rpm -ivh mysql-community-release-el6-5.noarch.rpm#升级mysqlyum install mysql-community-server -y

注意：

需要提前备份数据若升级后启动mysql报错，可删除ibdata1、ib_logfile0、ib_logfile1文件rm -rf /var/lib/mysql/ib*

#升级到5.5版本

yum install epel-release -ywget http://rpms.famillecollet.com/enterprise/remi-release-6.rpmrpm -ivh remi-release-6.rpm yum --enablerepo=remi,remi-test install mysql mysql-server -yservice mysqld start

也可在此处下载epel源(http://image.wohenniucha.com/upload/2018/05/epel-release-6-8.noarch.rpm)

remi源(http://image.wohenniucha.com/upload/2018/06/remi-release-6.rpm)

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