https://canonical-charmed-mysql.readthedocs-hosted.com/8.0/how-to/back-up-and-restore/migrate-a-cluster/
How to migrate a cluster - Charmed MySQL 8.0 documentation
Migrate a Charmed MySQL cluster by restoring a backup from a source cluster to a new cluster, including password synchronization steps.
migrate a clusterhow tocharmed mysqldocumentation