基本环境:PXC 5.7.19 Row+Gtid,3节点 一.Galera GTID vs MySQL GTID 1.1.Galera GTID vs MySQL GTID Both kinds of GTIDs are using the same format: <source_id:trx_number>.For Galera, <source_id> is generated when the cluster is bootstrapped. This <source…
Preface When we add a new node into PXC structure,it will estimate the mothed(IST/SST) to transfer data to the new node.It's no wonder that sst will be automatically choosed.What if a dropped node in PXC by accident want to rejoin the cluster…
原文连接:http://qing.blog.sina.com.cn/1757661907/68c3cad333002s5l.html 原文作者:淘长源 转载注明以上信息 这是 MySQL 5.6 全局事务 ID(GTID) 系列的第三篇博客. 在之前的两篇博客中,第一篇 介绍了全局事务 ID 的定义与数据结构.第二篇 介绍了 MySQL 5.6 新增的全局事务状态(Gtid_state). 这里准备介绍的是全局事务 ID 如何参与 MySQL 的主备复制流程. MySQL 5.6…
一.官方释义 1.1.gtid_executed.gtid_purged https://dev.mysql.com/doc/refman/5.7/en/replication-options-gtids.html#sysvar_gtid_executed• gtid_executedWhen used with global scope, this variable contains a representation of the set of all transactions execute…