IPv6 support in Group Replication

In 8.0.14, we add to Group Replication (GR) the ability to use IPv6 in all of its network-related configuration parameters. This means that now you can take advantage of this technology and “rock” those billion addresses using MySQL Group Replication. What’s New When you operate a Group Replication group, some Continue Reading

Fail early, fail fast – preventing stale reads on a member that dropped out of the group!

In Group Replication, starting with MySQL 8.0.12, the user is able to specify the behavior for members that enter an error state. The member can either shoot itself on the head or set itself to read-only. But what does that mean in practice? This blog post will give you a Continue Reading

binlog-row-event-max-size system variable in MySQL 8.0.14

As you may have noticed by now, we are continuously improving and enhancing the experience of managing a MySQL server. Furthermore, we have also released tools, such as MySQL shell, that make advanced and distributed setups like creating, deploying, and running clusters of InnoDB instances, seamless to the end user. Continue Reading

Server version in the binary log

Replication topologies, whether master-slave or group replication setups, may be composed of servers using different MySQL versions. In MySQL 8.0.14, each transaction’s immediate and original server versions are now visible in the binary log as session variables. These two new variables, fully managed by the replication infrastructure, are used to Continue Reading

Group Replication now interacts with the Group Communication Engine more efficiently

MySQL 8.0.14 comes with a plethora of new features. Some of the new Group Replication features have user–facing options, some impact user-facing options, and others stay completely under the hood. This post will present one of the under-the-hood changes in MySQL 8.0.14: the way the Group Replication layer interacts with Continue Reading

Group Replication – Consistency Levels

The MySQL Group Replication (GR) feature is a multi-primary update anywhere or single-primary replication plugin for MySQL with built-in conflict detection and resolution, automatic distributed recovery, and group membership. Its goal it is to make high-availability (HA) simple with off-the-shelf hardware, not only to new applications but also existing ones Continue Reading

Binary log encryption at rest

Starting in version 8.0.14, MySQL server can encrypt all new binary and relay log files on disk. In order to do so, you just need to enable the new binlog_encryption option (and also ensure that you have a keyring). Once enabling the option in a client session, the server will Continue Reading

MySQL 8.0.14 Replication Enhancements

MySQL 8.0.14 is out and it contains some new and very interesting replication enhancements. As always, we are very pleased to share with you the details about the exciting new features in this release. This blog post will provide you a summary of the features and subsequent blog posts will Continue Reading

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