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MySQL Engineering Blogs

MySQL Router 8.0.16: What’s new
MySQL Router 8.0.16 Key features log-rotation via SIGHUP HTTP server plugin flexible support for single/multi-PRIMARY Group Replication Logrotation via SIGHUP Sending a SIGHUP signal to the router process will now close and reopen the logfile. It allows the integration with the logrotate to...

Configuring the communication protocol in Group Replication
In a previous blog post we presented the message fragmentation functionality that you can use starting with MySQL Group Replication 8.0.16. No group member can have a version < 8.0.16 if you wish to use message fragmentation in a group. MySQL 8.0.16 also ships with a new Group Replication...

The Amazing Shrinking Tarball
MySQL has grown over the years, with much richer functionality and indeed support for whole new usage scenarios. However, all this goodness comes along with another kind of growth, namely a considerable increase in the size of the binary distribution of MySQL Server. We’re now taking some...

Enhanced support for large transactions in Group Replication
MySQL 8.0.16 is out and it enhances Group Replication as usual. For example, the group_replication_exit_state_action system variable has a new default value, and members that the group expels can now automatically try to rejoin. This post presents a new feature MySQL 8.0.16 brings to Group...

MySQL @OSD Poland on May 14
We would like to remind that you can find MySQL at OpenSource Day, Poland in Warsaw next Tuesday, May 14. Please find details below: Name: OpenSource Day Date: Tue, May 14, 2019 Place: Warsaw, Poland MySQL Session: "MySQL InnoDB Cluster: High Availability with no stress!" given...

OpenSSL FIPS support in MySQL 8.0
Many products use OpenSSL, but for the most part, without choosing to incorporate the OpenSSL FIPS (US Federal Information Processing Standards) module. However it may be that running OpenSSL and using FIPs mode is something you should seriously consider and implement.…

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...

Partial Revokes from Database Objects
This is a 3 part blog series: Part 1: The SYSTEM_USER Dynamic Privilege Part 2 : Partial Revokes from Database Objects Part 3 : How to create multiple accounts for an app? Have you ever encountered situations where you want to grant a user access to all databases except a few databases ? …

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