MySQL Engineering Blogs
Docker Secrets and MySQL Password Management
In this posting we will look at currently recommended ways of managing passwords in MySQL Docker containers and explore whether the recently introduced concept of Docker Secrets could play a role in this area. Managing runtime secrets in Docker has traditionally been hard to do securely. The MySQL...
More house chores: Cleaning up the binary log
Historically, the MySQL binary log has gone through a few revisions resulting in different versions of how the log is formatted. The following shows the version of the binary log and the MySQL version in which it appears. As you can see, version 4 is the current version of the binary log found in...
MySQL 8.0.2 More Flexible Undo Tablespace Management
In MySQL 8.0.2 DMR we will introduce features which make managing undo tablespaces easier in InnoDB. The main improvement is that you can now create and drop undo tablespaces at any time. You can change the config file setting before any startup, whether recovery is needed or not. …
Group Replication: Prioritise member for the Primary Member Election
In initial Group Replication release, 5.7.17, we included the Single-Primary Mode with automatic membership and fail-over features. The MySQL Server 8.0.2 release has brought further enhancement to Group Replication Single-Primary Mode that will allow users to influence primary member election...
Group Replication – Extending Group Replication performance_schema tables
In MySQL 8.0.2, users will see the additional columns in the existing Group Replication Performance Schema tables which will provide extended information about Group Replication. Now user can view role and MySQL version of each member of the group, which earlier required a complex set of...
Protecting your data! Fail-safe enhancements to Group Replication.
Group Replication has been around for some time now and the feedback from community is overwhelming. One of the suggestions (BUG#84795) received is related to deploying a mechanism to prevent a server from being updated after stopping group replication.…
Replication Features in MySQL 8.0.2
MySQL 8 is shaping up quite nicely. And we are having a blast in the MySQL replication team while this is happening. We are continuously improving all-things-replication by introducing new and interesting features. In addition, we have been listening to our community and addressing their...
MySQL 8.0.2: Introducing Window Functions
MySQL 8.0.2 introduces SQL window functions, or analytic functions as they are also sometimes called. They join CTEs (available since 8.0.1) as two of our most requested features, and are long awaited and powerful features. This is the first of a series of posts describing the details.…
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Which backup features do you require for your MySQL database backups?
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