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Dual Replication In MySQL Cluster Circular Replication (Doc ID 1436803.1)

Last updated on DECEMBER 06, 2021

Applies to:

MySQL Cluster - Version 7.1 and later
Information in this document applies to any platform.

Goal

Disclaimer: Starting from v8.0, some terms have been deprecated. Older releases will only use the deprecated terminology, and new releases will only use new terminology. Please see https://dev.mysql.com/doc/mysqld-version-reference/en/ for a complete list of those changes, and in which minor versions it happened.

Question 1:

Can MySQL Cluster perform circular replication using dual replication channels?


Question 2:

How does failover work in a circular replication Cluster setup with dual replication channels?


Question 3:

Can MySQL Cluster circular replication continue after a catastrophic failure of one of the Clusters?



Solution

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In this Document
Goal
 Can MySQL Cluster perform circular replication using dual replication channels?
 How does failover work in a circular replication Cluster setup with dual replication channels?
 Can MySQL Cluster circular replication continue after a catastrophic failure of one of the Clusters?
Solution
 1. Continuous linkage
 2. Discontinous linkage
References


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