Planet MySQL HA Blog

The Planet MySQL HA Blog aggregates content from sources that cover topics related to high availability (HA) for MySQL databases.

Upgrade Now: Announcing MySQL Galera Cluster In-Place Migration to MariaDB Galera Cluster

| Galera Cluster
We have two important announcements for the MySQL Galera Cluster community. First, we are excited to announce a new, seamless In-Place Migration path to MariaDB Galera Cluster. This migration process has been rigorously tested and confirmed to be straightforward and, in the vast majority of scenarios, achieves minimal operational interruption. Second, with this fully supported […]

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TDE is now available for PostgreSQL 18

| Percona
Back in October, before PGConf.EU, I explained the issues impacting the prolonged wait for TDE in PostgreSQL 18. Explanations were needed as users were buzzing with anticipation, and they deserved to understand what caused the delays and what the roadmap looked like. In that blog post I have shared that due to one of the features newly added in 18.0, the Asynchronous IO (AIO), we have decided to give ourselves time until 18.1 has been released to provide a build with TDE. We wanted to ensure best quality of the solution and that takes time.

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Slack is a Suboptimal Feed Reader (RSS / Atom)

This is a MySQL Blog, why am I posting about Slack, Feed Readers, RSS and Atom ?  Because blog aggregators, which are usually consumed on their RSS or Atom interface via a Feed Reader, are an important knowledge sharing tool in the MySQL Community (and in other communities, see Valkey below).  I know some people are using Slack as their Feed Reader, and I recently realized Slack is

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The Right Tool for the Job

| Percona
When I first got into woodworking, my mentor shared a piece of advice that has stuck with me ever since: “Use the right tool for the job.” You wouldn’t reach for a belt sander to flatten a board when a planer can accomplish the task faster, cleaner, and with far better results.

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Learning Structured Query Language (SQL) with open-source software : SQLite and DBeaver

| PHP With MySQL

Percona Operator for MySQL Is Now GA, More MySQL Options for the Community on Kubernetes

| Percona
We’re excited to share that the new Percona Operator for MySQL (based on Percona Server for MySQL) is officially in General Availability (GA)!

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OIDC in PostgreSQL: How It Works and Staying Secure

| Percona
In the previous blog post about the topic, OAuth, OIDC and validators, we discussed basic terminologies to understand the differences between the protocols and how they relate to PostgreSQL.

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Extending Flexibility in MySQL HeatWave Maintenance: Introducing Configurable Maintenance

In our earlier post, we unpacked the mechanics of MySQL HeatWave maintenance, the behind-the-scenes process that keeps your MySQL environments secure, stable, and optimized without changing your database version. We also touched on how Auto Minor Version Upgrades occur when a version reaches the end of its lifecycle. With this update, MySQL HeatWave introduces Configurable Maintenance Windows and Auto-Upgrade Controls, giving you […]

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PGScorecard - PostgreSQL Compatibility Index

| Percona
We’re excited to share that our recent test run using the Postgres Compatibility Index (PCI) achieved 100% compatibility.

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Extending Flexibility in MySQL HeatWave Maintenance: Introducing Configurable Maintenance

Align upgrades with your business schedules, minimize disruption, and plan version transitions with confidence, all while maintaining the reliability and compliance you expect from MySQL HeatWave. We are also extending Innovation release available cycle from 3 months to 5 months, this enables customers to stay on the same innovation release version for longer period of time.

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