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. When different versions exist Continue Reading

Binary Log Encryption: Encryption of Temporary Capture Files

In MySQL 8.0.14 we introduced binary log encryption at rest. When enabled, this feature makes sure that binary log files  generated by the server are encrypted as soon as they hit persistent storage. As of MySQL 8.0.17 transient files created by the server for capturing the changes that end up Continue Reading

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, the mysqlbinlog tool can connect to a Continue Reading

A Breakthrough in Usability – Automatic Node Provisioning

As announced in the previous blog post, MySQL InnoDB Cluster just got a very much requested feature which makes a complete, out-of-the-box, easy-to-use and versatile HA solution – Automatic Node Provisioning. InnoDB cluster users can now rely on it for every single step of cluster deployment and management. From instance configuration Continue Reading

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, Continue Reading

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 Continue Reading

MySQL 8.0.17 Replication Enhancements

MySQL 8.0.17 is out. In addition to fixing a few bugs here and there, we also have a couple of new replication features that I would like to present. Thence, allow me to give you a quick summary. As usual, there shall be follow-up blog posts providing details, so stay Continue Reading

No Ping Will Tear Us Apart – Enabling member auto-rejoin in Group Replication

With the release of version 8.0.16 of MySQL, we’ve added some features to the Group Replication (GR) plugin, in order to enhance its high-availability capacities. One of these features was the ability to enable a member that has left the group, under certain circumstances, to automatically rejoin it, without need Continue Reading

Change group_replication_exit_state_action default option to READ_ONLY

In MySQL 8.0.16, the Group Replication plugin variable group_replication_exit_state_action default value has been changed to READ_ONLY. The group_replication_exit_state_action plugin variable was introduced in MySQL 8.0.12 to allow the user to configure how Group Replication behaves when a server instance leaves the group unintentionally. The group_replication_exit_state_action has following two values: ABORT_SERVER: Continue Reading

Rotating binary log master key online

Starting on version 8.0.16, MySQL server introduces a new command that allowsfor the binary log master key rotation, online! When binary log encryption is enabled, the binary log master key can be rotated online by using the following new command: ALTER INSTANCE ROTATE BINLOG MASTER KEY; ALTER INSTANCE ROTATE BINLOG Continue Reading

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