MySQL 5.6的GTIDs:新复制协议和中断复制..._MySQL
MySQL5.6有很多新的特性，其中很多人都感兴趣的一条就是全局事务序号功能（GTIDs）。而大家都对这一特性很感兴趣的原因也很好理解，即：本来重新连接从服务器和一个新的主服务器一直是件很麻烦的事，然而在启用GTIDs功能之后就变得简单易行。可是，GTIDs的使用不单单是用单独的标识符替换旧的二进制日志文件/位置，它也采用了新的复制协议。假如你还不太明白这些，那你可以在这篇文章里学点什么。
复制协议：新的 VS 旧的
旧的协议往往简单直接即：首先从服务器上在一个特定的偏移量那里连接到一个给定的二进制日志文件，然后主服务器在从那里发送所有的事务。
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