Category: Contributions
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Amazon’s AI-agents for MariaDB Contributions

We at MariaDB Foundation are thrilled to see Amazon at the forefront of applying artificial intelligence to open source contributions — with MariaDB as their pilot.
At the May 6th MariaDB meetup in Bremen, Bardia Hassanzadeh, PhD, presented the Upstream Pilot tool: an AI-based assistant designed to help developers identify, analyze, and resolve open issues in MariaDB more effectively.
This initiative is the most promising we’ve seen for improving the open source contribution process. Bardia and Hugo Wen of Amazon […]
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The Queen, the contributions and the wardrobe

I suppose not all of my readers have a first hand (or even second hand) experience of the girls-night-in. So let me shed some light on this sacred ritual of tea, sympathy and soul-baring conversation that zigzags from the ridiculous to the profound and back again in under 30 seconds.
There a few eternal mysteries that always seem to come up –Like:“Why do I have nothing to wear when my wardrobe is clearly full of clothes?” And:“Why does cat food […]
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Deep dive into Clang sanitizer testing with MariaDB
MariaDB uses Clang’s memory, address, and undefined behavior sanitizers are used for identify coding flaws during the continuous development and testing process. MariaDB would like to share via an online event on how easy perform the same sanitizer checking.
The MemorySanitizer environment is particularly onerous to create. Because MariaDB use container based build and testing, we have an environment that can be re-used by anyone.
Our “Deep Dives” were once an internal skills transfer mechanism, however for the first time […]
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Always use the right UUID in MariaDB
The following post was written by Stefano Petrilli, who contributed UUIDv4 and UUIDv7 implementations to MariaDB. Thank you, Stefano!
The original version of the Universal Unique IDentifiers (UUID), which is now known as UUIDv1, made his first appearance in the 1980s. The most interesting guarantee that they provide is the generation of IDs that are always unique across space and time.
To comply with this promise, it uses a combination of three elements:
Plus, it sets 6 bits to a […]
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First Steps in Contributing to MariaDB

At MariaDB Day in February in Brussels, VP Engineering Vicențiu Ciurbaru delivered an inspiring presentation titled “Launch Your Open Source Career: First Steps in Contributing to MariaDB.”
In the spirit of the recent positive stats on new contributions to MariaDB, let me recap Vicentiu’s tips for anyone looking to make their first contribution.
Contributing to MariaDB is not only about writing code—it’s about joining a vibrant community where every contribution, big or small, drives innovation. We hope newcomers can see […]
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Why contribute? Scratch your own itch!

Scratch you own itch, and help others while at it!
Why do people contribute to Open Source projects?
The question is as old as Open Source and its predecessor Free Software: Why do people contribute? We re-asked the oldie-but-goodie, and got results that confirm the old adage about scratching your own itch.
Fixing work or personal needs
The most popular answer? Fixing work or personal needs. It got 44 %, nearly half the votes. You simply need to get the […]
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“Amen” statement for committing transactions

Every once in a while a truly inspiring contribution comes to us at MariaDB. Today’s timely contribution was from Sigma, and their inspiring contribution was in pull request 3937 which adds the AMEN statement for committing transactions. The need for harmonizing cultural norms with SQL standards is largely under explored aspect of engineering and here seems to be a good a place to start as any.
As described:
This contribution was complete with working test cases and followed our template, […]
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MariaDB Contribution Statistics, January 2025

Here comes the Q4 2024 contributions report. The raw data which contains also statistics until today can be found on GitHub, here.
Server contributions
Just like last quarter, I’m going to start with a breakdown of all the organisations who have contributed to MariaDB Server during 2024.
We can see some new names compared to the Q3 2024 report, with contributions from CloudLinux, NetBSD and Workato.
And now, compared to last year, we can see a uptick in number of […]