FIPS compliance is crucial for numerous MySQL deployments, especially within government agencies and organizations subject to regulatory mandates. The alignment of FIPS 140-3 with ISO/IEC 19790 broadens the applicability of these requirements. This blog clarifies the relationship between FIPS, OpenSSL, and MySQL.

The preFOSDEM MySQL Belgian Days 2025, held on January 30th and 31st at the ICAB Incubator in Brussels, was a remarkable gathering of MySQL enthusiasts, developers, and experts. This year’s event was particularly special as it marked the commencement of celebrations for MySQL’s 30th anniversary. The event was very popular, and with more than 150 […]

This is a recap of the preFOSDEM MySQL Belgian Days 2025

This is a follow-up for MySQL GTID tags and binlog events, but you don’t need to read that first.

One of the recent innovations in MySQL was the addition of Tagged GTID’s. These tagged GTID’s take the format of <uuid>:<tag>:<transaction_id>.

And this change means that the GTID_LOG_EVENT’s in the binary logs needed to be changed. The MySQL team at Oracle decided to not change the existing format, but introduce a new event: GTID_TAGGED_LOG_EVENT.

Initially I assumed that decoding the new event would me mostly identical to the original event, but with just a single field added. But this isn’t the case as Oracle MySQL deciced to use a new serialization format (Yes, more innovation) and use it for this new event. The new serialization format is documented …

Introduction

Query Attributes are a relatively new feature of the MySQL Protocol. This is availble since MySQL 8.0.23.

Before Query Attributes were introduced there already was already another similar feature: Connetion Attributes, which provides per-connection metadata in the form of key/value pairs.

This is what connection attributes look like:

mysql> SELECT ATTR_NAME, ATTR_VALUE
    -> FROM performance_schema.session_connect_attrs
    -> WHERE PROCESSLIST_ID=64;

As we know, Orchestrator is a MySQL high availability and replication management tool that aids in managing farms of MySQL servers. In this blog post, we discuss how to make the Orchestrator (which manages MySQL) itself fault-tolerant and highly available. When considering HA for the Orchestrator one of the popular choices will be using the Raft consensus. […]

As many of you already know, MySQL is turning 30 this year! The official date is May 23. During the entire calendar year, we will celebrate this milestone all around the globe. We started in Belgium with the first event of the year: preFOSDEM MySQL Belgian Days. Take a look at this incredible journey that […]

We are happy to invite you to the MySQL User Group meetups and also to a special MySQL 30th Anniversary Celebration events which are being organized all over the world. Please stay tuned, more celebration events will come soon! Planned Meetups:   We look forward to seeing you! Meetups that have already taken place:   […]

This blog post summarizes how MySQL supports government IT priorities, from cybersecurity protection to modernization, cost savings, and workforce transformation.

You know about MySQL; we know about MySQL. After all, it’s been the most popular database system for years now. And now that we have that out of the way, on to the more important stuff! Because MySQL is so popular, you might be considering migrating your database to MySQL Community Edition or MySQL Enterprise. […]