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MySQL主从（介绍，配置主机，配置从机，测试主从同步）-13397306-51CTO博客
source link: http://blog.51cto.com/13407306/2067289
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一、介绍及准备工作1.介绍MySQL主从配置又叫Replication或者AB复制，简单讲就是A和B两台机器做主从后，在A上写数据，另一台B也会跟着写数据，两台数据实时同步。MySQL主从是基于binlog的，主上须开启binlog才能进行主从。主从过程大致有3个步骤主将更改操作记录到Binlog里从将主的Binlog事件（sql语句）同步到从本机上并记录在relaylog里从根据relaylog
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