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MySQL 8.0.12 innodb cluster high availability cluster deployment operation and maintenance management manual-innodb cluster principle introduction author Fang Lianchao Innodb cluster principle introduction

Innodb cluster uses the pxos protocol of group replication to ensure data consistency. Group replication supports single-master mode and multi-master mode.

The high-availability architecture recommended in this article is mysqlrouter-based innodbcluster in single master mode:

The above picture is a self-drawn picture. Although it is ugly, it is expressed more clearly. Here, we should pay attention to the use of JDBC drivers for multi-routing load.

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