In a follow-up to the work presented on MySQL 8.0.18 where we introduced privilege checks for slave applier threads, in this post we present a new feature to further increase your ability to securely replicate your data: you can now restrict replication streams to row based events only.…
Category Archives: Replication
MySQL 8.0.19 Replication Enhancements
Here comes another MySQL release, and together with it, a set of new replication features. As usual, we would like to summarize them. And, also as usual, follow up blogs will provide further details.
- Configure Replication Applier to Require Row-based Replication only.
Group Replication delivery message service
In the process of enhancing MySQL replication with new features for our users, we also improve the internals. A lot of work goes also to modernize the codebase and make it easier to maintain and obviously extend as well.
In MySQL 8.0.18,…
Automatic member fencing with OFFLINE_MODE in Group Replication
Group Replication enables you to create fault-tolerant systems with redundancy by replicating the system state to a set of servers. Even if some of the servers subsequently fail, as long it is not all or a majority, the system is still available.…
Replication with restricted privileges
Up until MySQL 8.0.18, the slave executes replicated transactions without checking privileges. It does so to be able to apply everything that its upstream server (the master) tells it to. In practice this means that the slave fully trusts its master.…
MySQL 8.0.18 Replication Enhancements
The latest MySQL 8.0 release is out. That is MySQL 8.0.18. We have some new replication enhancements and some work done on replication internals in this release that we would like to highlight and celebrate with our users. Here is a quick summary.…
Improved handling of different member versions in Group Replication
For optimal compatibility and performance, all members of a group should run the same version of MySQL Server and therefore of Group Replication. However, in some situations, it may be required to that a group contains servers running different versions. For example, during a rolling upgrade.…
mysqlbinlog: support for protocol compression
We are happy to share with you that the mysqlbinlog tool has been enhanced. Starting on 8.0.17, the user can instruct the mysqlbinlog tool to negotiate, with the server that it connects to, whether to use protocol compression or not.
Since MySQL 5.6,…
Automatic provisioning in Group Replication
With the release of version 8.0.17 of MySQL, we bring to you the brand new Clone plugin. Allowing you to get physical snapshots of data stored in InnoDB, this new plugin is an ideal addition to your Group Replication setup.
When joining a new server into a running replication group, a manual offline provisioning procedure was required in most cases as a tool to execute this step in the context of distributed recovery was missing.…
MySQL InnoDB Cluster – Automatic Node Provisioning
The MySQL Development Team is very excited and proud of what was achieved in this 8.0.17 GA release!
The spotlight is on… A game-changer feature – Automatic Node provisioning!
This has been an extremely desired and important feature, and it has been accomplished, once again, with tight integration and cooperation of MySQL Components:
- The new MySQL Clone Plugin: To take a physical snapshot of the database and transfer it over the network to provision a server, all integrated into the server, using regular MySQL connections.