And, as you already know by now, feedback highly appreciated. There are several ways to get to us: bug reports, feature requests, the replication mailing list or by just leaving a comment on this (or subsequent) blog posts.Search Categories Backup (3) Character Sets (16) Connectors / ...
If you use a feature on the source server that is available only in the current version of MySQL, you cannot replicate to a replica that uses an earlier version of MySQL. Such incompatibilities can also occur within a release series as well as between versions. ...
http://dev.mysql.com/doc/refman/8.0/en/replication.html MySQL 主从复制方式 MySQL5.6 开始主从复制有两种方式:基于日志(binlog)、基于GTID(全局事务标示符)。 这里,我们主要讲基于日志(binlog)的复制。 关于GTID的主从复制,我们后面再详细讨论。 MySQL主从复制原理 MySQL主从复制原理,也称为A/B原理。 (1) M...
Starting in Version 3.23.15, MySQL supports one-way replication internally. One server acts as the master, while the other acts as the slave. Note that one server could play the roles of master in one pair and slave in the other. The master server keeps a binary log of updates (see Se...
As a rule, the original_commit_timestamp is always the same on all replicas where the transaction is applied. In source-replica replication, the original_commit_timestamp of a transaction in the (original) source’s binary log is always the same as its immediate_commit_timestamp. In the re...
MySQL servers acting as a replication source must meet the following configuration requirements: Binary logging is enabled and set toROW format. The servers retain enough binary logs to maintain replication continuity. For example, if the replica will ...
These percentiles can be used as indicators of quality of service. See blog post by Frédéric Descamps here. 图形化数据依赖关系锁 8.0版本在性能信息库中增加了数据锁生产者身份。当事务A锁住行R时,事务B正在等待一行被A锁住的行。新增的生产者身份将会那些数据被锁住(本例中为行R),谁拥有锁(本例中为...
• Replication client权限代表允许执行show master status,showslave status,showbinary logs命令 • Replication slave权限代表允许slave主机通过此用户连接master以便建立主从复制关系 • Select权限代表允许从表中查看数据,某些不查询表数据的select执行则不需要此权限,如Select 1+1,Select PI()+2;而且select权限在...
This article shows how to use Azure Stack Marketplace items to create a MySQL with replication cluster. This solution uses multiple VMs to replicate the databases from the control plane node to a configurable number of replicas. Once created, the cluster can then be added as an Azure Stack Hu...
This is just a replication source instance and one (or more) asynchronous replica: This is the status of the ReplicaSet object in MySQL Shell: Bootstrap MySQL Router 8.2 Let’s configure (bootstrap) MySQL Router: We can also see the router in the MySQL Shell ReplicaSet object: Connecting ...