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CentOS 7.6安装配置MySQL 5.7 GTID双主复制+Keepalived实现高可用-天道酬勤---裘悦
source link: https://blog.51cto.com/qiuyue/2415102
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一、相关概念介绍：1、GTID简介：GTID：Global Transaction ID，全局事务ID，是一个已提交事务的编号，并且是一个全局唯一的编号。MySQL 5.6版本之后在主从复制类型上新增了GTID复制。通过GTID保证了每个在master节点上提交的事务在集群中有一个唯一的ID，这种方式强化了数据库的主从一致性、故障恢复及容错能力。2、GTID工作原理：GTID用于在binlog中唯
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