How To Deploy MySQL InnoDB Cluster With Multiple Writable Instances (Multi Primary Group Replication Mode) Using MySQL Shell
(Doc ID 2337732.1)
Last updated on NOVEMBER 28, 2022
Applies to:
MySQL Server - Version 5.7 and laterInformation 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.
MySQL Shell (mysqlsh) can make multi primary mode as giving a "{multiPrimary:true, force:true}" argument when create a cluster. However this method is not explained well in manual.
Let's see how to make a multi primary mode via mysqlsh.
Note: this document is not for when a Group Replication needs to be adopted.
Solution
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In this Document
| Goal |
| Solution |
| If you already use single-primary mode |
| If you did not set it to single primary mode or have fresh servers |
| References |