mysql mgr主从
时间: 2023-10-12 20:08:18 浏览: 52
MySQL的组复制(MGR)是MySQL数据库的一种高可用性技术。它是一个MySQL服务器插件,可以创建具有弹性、高可用性和容错的复制拓扑。组复制支持一主多从、多级主从、互为主从、多主多从等主从架构模式。常见的MySQL集群方案包括MMM、MHA和MGR。MySQL组复制基于常规的MySQL复制,并利用了基于行格式的二进制日志和GTID等特性。它的整体框架图包括多个组件,如组成员、组管理器、组通信引擎等。具体的组复制原理和实现细节可以参考相关文档和资料。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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