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Percona XtraDB Cluster 8.0 Documentation

This documentation is for the latest release: Percona XtraDB Cluster 8.0.36-28 (Release Notes).

Percona XtraDB Cluster is a database clustering solution for MySQL. It ensures high availability, prevents downtime and data loss, and provides linear scalability for a growing environment.

Features of Percona XtraDB Cluster

Feature Details
Synchronous replication Data is written to all nodes simultaneously, or not written at all in case of a failure even on a single node
Multi-source replication Any node can trigger a data update.
True parallel replication Multiple threads on replica performing replication on row level
Automatic node provisioning You simply add a node and it automatically syncs.
Data consistency No more unsynchronized nodes.
PXC Strict Mode Avoids the use of tech preview features and unsupported features
Configuration script for ProxySQL Percona XtraDB Cluster includes the proxysql-admin tool that automatically configures Percona XtraDB Cluster nodes using ProxySQL.
Automatic configuration of SSL encryption Percona XtraDB Cluster includes the pxc-encrypt-cluster-traffic variable that enables automatic configuration of SSL encryption
Optimized Performance Percona XtraDB Cluster performance is optimized to scale with a growing production workload

Percona XtraDB Cluster 8.0 is fully compatible with MySQL Server Community Edition 8.0 and Percona Server for MySQL 8.0. The cluster has the following compatibilities:

  • Data - use the data created by any MySQL variant.

  • Application - no changes or minimal application changes are required for an application to use the cluster.

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Last update: 2023-07-21