https://dev.mysql.com/group-replication-cloning.html
For Group Replication, note the following key points and differences: The donor (an existing group member) and the recipient (the joining member) must have the clone plugin installed and active. If you want to use remote cloning operations for ...
https://dev.mysql.com/group-replication-distributed-recovery.html
During state transfer from a donor's binary log, the joining member replicates and applies the required transactions from the donor's binary log, applying the transactions as they are received, up to the point where the binary log records that the ... Whenever a member joins or rejoins a replication group, it must catch up with the transactions that were applied by the group members before it joined, or while it was ...
https://dev.mysql.com/group-replication-examples-of-use-case-scenarios.html
Alternative to Master-Slave replication - In certain situations, using a single master server makes it a single point of contention. The following examples are typical use cases for Group Replication. Elastic Replication - Environments that require ...
https://dev.mysql.com/group-replication-online-upgrade-combining-versions.html
At this point the member applies the policies for its new server version, which might have changed from the policies it applied when it originally joined the group. Group Replication is versioned according to the MySQL Server version that the Group ...
https://dev.mysql.com/group-replication-online-upgrade-considerations.html
When upgrading an online group you should consider the following points: Regardless of the way which you upgrade your group, it is important to disable any writes to group members until they are ready to rejoin the group. When a member is stopped, ...
https://dev.mysql.com/group-replication-replication-group-members.html
At that point, servers exchange some of their metadata to synchronize themselves and continue to cooperate together. The performance_schema.replication_group_members table is used for monitoring the status of the different server instances that are ...
https://dev.mysql.com/group-replication-responses-failure-partition.html
Consider the following points when deciding whether or not to set an unreachable majority timeout: In a symmetric group, for example a group with two or four servers, if both partitions contain an equal number of servers, both groups consider ... By ...
https://dev.mysql.com/group-replication-responses-failure.html
The responses of group members, including the failed member itself, to these situations can be configured at a number of points in the process. Group Replication's failure detection mechanism is designed to identify group members that are no longer ...
https://dev.mysql.com/group-replication.html
There is a built-in group membership service that keeps the view of the group consistent and available for all servers at any given point in time. This chapter explains MySQL Group Replication and how to install, configure and monitor groups. MySQL ...
https://dev.mysql.com/information-functions.html
For manual ROLLBACK, the value of LAST_INSERT_ID() is not restored to that before the transaction; it remains as it was at the point of the ROLLBACK. It may be used to time how quickly MySQL processes the expression. The result value is 0, or NULL ...
