When we talk about extending a database server, we usually think about features that could benefit a very large number of users. A new authentication mechanism, a storage engine, an audit plugin, a new generic data type such as UUID…
Names are important. They help us identify people, projects, products, pets, database servers, and occasionally the correct bug tracker. This may sound obvious, but the database world has spent more than fifteen years proving that it is not. MySQL and…
Reversing Transactions Directly from the Binary Log Some ideas never completely disappear. They remain somewhere in your brain, waiting for the right opportunity—or the right API—to come back. For me, recovering rows from the binary log is one of those…
Have you ever modified a MariaDB configuration file, restarted the service, and immediately regretted it? You wanted to change: but accidentally wrote: One missing letter. That is enough to turn a perfectly healthy database server into a service that refuses…
As you may already know, there are many places where a MariaDB system variable can get its value. It can come from: And when several configuration files are involved, finding the effective source is not always obvious. Fortunately, MariaDB provides…