When doing migrations or failovers in MySQL, there is usually a need to do a topology change and repoint replica servers to obtain replication data from a different server. For example, given servers {A, B, and C} and the following topology: If you need to repoint C to be a replica of B, i.e: You [&]

https://www.percona.com/blog/repoint-replica-servers-in-mysql-percona-server-for-mysql-8-0/