Is MySQL group replication synchronous?
So yes the process of sending (replicating, streaming) the data to the other nodes is synchronous. As soon as the other nodes of the cluster/group acknowledge the reception of the binlog event, the node where the transaction was created returns “success” to the client and the data on that particular node is ready.
How does group replication work?
Chapter 17 Group Replication MySQL Group Replication is a MySQL Server plugin that enables you to create elastic, highly-available, fault-tolerant replication topologies. Groups can operate in a single-primary mode with automatic primary election, where only one server accepts updates at a time.
What does Chapter 17 of MySQL Group Replication do?
Chapter 17 Group Replication. MySQL Group Replication is a MySQL Server plugin that enables you to create elastic, highly-available, fault-tolerant replication topologies. Groups can operate in a single-primary mode with automatic primary election, where only one server accepts updates at a time.
Where can I get MySQL Group Replication plugin?
Given the early development stages, it’s always important to start with the latest available packages. Before GA, they will be available on labs.mysql.com, and after GA they will be available as part of the standard MySQL 5.7 Server releases (just as, for example, the Semi-Sync replication plugin is today).
Is there an inbuilt method for Group Replication?
Group Replication does not have an inbuilt method to do this. For example, see MySQL Router 8.0 . Group Replication is provided as a plugin to MySQL Server. You can follow the instructions in this chapter to configure the plugin on each of the server instances that you want in the group, start up the group, and monitor and administer the group.
What does Group Replication mean in MySQL high availability?
It allows you to move from a stand-alone instance of MySQL, which is a single point of failure, to a natively distributed highly available MySQL service (the Group Replication set) that’s made up of N MySQL instances (the group members).