Planet MySQL HA Blog

We spent a long time, two blog posts to be specific, talking about OAuth/OIDC in theory. Now we’ll take a more practical look at the topic: how can we configure PostgreSQL with a popular open source identity provider, Keycloak, and our pg_oidc_validator plugin?

We’ll not only look at the PostgreSQL configuration part, but also discuss the environment requirements and setting up Keycloak.

Docker containers

If you are only interested in trying out a working demo installation, we have a ready-to-use Docker Compose configuration available in our…

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MySQL Studio in Oracle Cloud Infrastructure MySQL Studio in Oracle Cloud Infrastructure (OCI) is a unified environment for working with MySQL and HeatWave features through a single, streamlined interface. It brings SQL authoring, AI-assisted chat, and Jupyter-compatible notebooks together with project-based organization to help teams get from database setup to productive analytics faster. The same […]

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Configuring the Component Keyring in Percona Server and PXC 8.4

(Or: how to make MySQL encryption boring, which is the goal)

Encryption is one of those things everyone agrees is important, right up until MySQL refuses to start and you’re staring at a JSON file wondering which brace ruined your evening.

With MySQL 8.4, encryption has firmly moved into the component world, and if you’re running Percona Server 8.4 or Percona XtraDB Cluster (PXC) 8.4, the supported path forward is the…

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We’re excited to present a recap of the MySQL Community 2025 Advent Calendar posts. Once again, we thoroughly enjoyed preparing and sharing our insights on a diverse range of topics related to MySQL. Continuing the tradition from previous years, the MySQL Community Team contributed a series of daily blog posts throughout December, leading up to […]

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I am upset about this one : I have a hard time not seeing this as negligence, and it starts to become a pattern...  So please forgive me if this post is not my most diplomatic, because I really think someone deserves a kick in the butt !  But what is all this about... There is a MySQL bug, which can lead to data corruption, opened for 8.0 in September 2023, fixed in MySQL 8.4.0 (

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Managing large datasets can be a balancing act between performance and storage. Keeping your “hot” data lean is critical for speed and memory efficiency. But what about the “cold” data you still need to retain? Partition Exchange Archiving a simple, production-ready strategy that lets you instantly move old data out of your primary tables without […]

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As the year comes to a close, we want to take a moment to say thank you to everyone who makes the MySQL Community what it is. Whether you contributed code, filed bugs, answered questions in forums, wrote a tutorial, spoke at an event, organized a meetup, or simply shared your experience with others — your passion […]

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In 2025, MySQL celebrated a significant milestone: the 30th anniversary of its creation. This was not only an occasion for reflection but also for connection and collaboration within the broader tech community. For the first time, MySQL Community proudly sponsored several major events in Latin America, marking a pivotal moment in its journey. These events […]

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Again this year, the MySQL Team will be present both before and during FOSDEM. FOSDEM (Free and Open source Software Developers’ European Meeting) is a large, free, non-commercial annual conference in Brussels, Belgium, where thousands of free and open-source developers and users attend different sessions and provides an opportunity for those projects to meet their […]

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We have reached the end of our series on deploying to OCI using the Hackathon Starter Kit. For this last article, we will see how to deploy an application using Helidon (Java), the MySQL REST Service, and OCI GenAI with Lanchain4J. We use Helidon because it’s a cool, open-source framework developed by Oracle. It’s lightweight […]

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