lefred

🚀 The M-Ecosystem Devroom is coming to FOSDEM 2027! 📅 Sunday, January 31st 🇧🇪 Our new devroom brings together MySQL, MariaDB, Percona, VillageSQL, and the wider open-source database ecosystem. 🤝 Different projects, shared roots, one community! #FOSDEM2027 #mEcosystem

This is the kind of #MariaDBVector use case I love to see 👀 The @bagistoshop team tested semantic search on 25,000 products with MariaDB 11.8 LTS — including latency, concurrency, and more... And there are some very interesting results 🚀 👉 buff.ly/MMAOmHt

RDS → EC2: cheaper, sure… but what about performance? 🤔 A real-world story of migrating a 500+ GB production #MariaDB database from AWS RDS to EC2. Replication, cutover, rollback, performance — and the actual cost impact. 👉 mariadb.org/migrating-a-... #AWS #Database #mariadb #proxysql #luroconnect

The slides for my presentation about #MariaDB Server Innovation 🦭 during the Free/Open Source Software in Education, Science & Business conference for Chernihiv Polytechnic National University are now online! speakerdeck.com/lefred/maria...

“Influence is not ownership.” A very interesting interview with Anna Widenius and Kaj Arnö about open source governance, the future of MariaDB, extensibility, community contributions, Vector, DuckDB and more. Worth a read 👇 www.odbms.org/blog/2026/10... #MariaDB #OpenSource #Database

AI-assisted security research has changed the game — and 2026 has been a very busy year for MariaDB Security. 🦭 A look at the surge in reports, what we fixed, and why responsible disclosure still matters. 🔐 mariadb.org/when-ai-find... #MariaDB #OpenSource #Security

Tomorrow I will be speaking at the Free/Open Source Software in Education, Science & Business. Online conference by Chernihiv Polytechnic National University 🦭👩‍🎓 feit.stu.cn.ua/foss/ #mariadb #education

The first guess of Simona for the #MariaDB 𝙹𝙾𝙸𝙽 𝚃𝙰𝙱𝙻𝙴𝚂 series is.... Sveta! Check it out ▶️ www.youtube.com/watch?v=TKE9... 🦭📺️

🌊 TideSQL 5 + MariaDB! 🦭 TidesDB's LSM storage engine is evolving fast: MVCC, TTL, indexes, vector & full-text search, replication, Galera and more. I took another look at it 👀 mariadb.org/tidesql-5-an... #MariaDB #TidesDB

The MariaDB Database Survey 2026 is open - our second annual survey. We revamped the questions! Anonymous, under 10 minutes, closes mid-October, results at mariadb.org/survey: mariadb.typeform.com/to/tS69UzVo?... #MariaDB #MySQL #PostgreSQL #databases #opensource

If you are interested to hear about #MariaDB innovation at #NextcloudConf26 don’t hesitate to catch me during the breaks (I have stickers too)

Slides of my session about Privacy-First stack at #NextcloudConf26 are now online speakerdeck.com/lefred/how-n... 🦭☁️🔑

At #NextcloudConf26 ? Don’t miss the #MariaDB session this afternoon ! 🦭☁️

#NextcloudConf26 started! Packed main stage and there is an extra overflow room! This afternoon I will be on that stage to talk about the collaboration between #MariaDB Foundation , #Nextcloud and #passbolt

#NextCloud Community conference 2026 is filling up before the start !! This afternoon, come to listen to me, I will present our Privacy-First Solution Stack that also includes #passbolt #mariadb

MariaDB 13.0 is now stable! Read more➡️ mariadb.org/mariadb-13-0... 🦭 1️⃣3️⃣ #mariadb

I will be presenting the Privacy-First stack that includes #mariadb #nextcloud and #passbolt at the NextCoud Conference on Saturday in Berlin 🦭☁️🔑 nextcloud.com/conference-2...

Hey, look what's popping up on my server! 🦭 #MariaDB #opensource #database

Back from #PerconaLive ! Thank you for having us, the MariaDB Foundation, there. The atmosphere was so great and friendly! See you next year!!

It’s now Sergei’s turn to shine on stage at #perconalive to talk about MariaDB Protocol Security Enhancement ! 🦭🔐

Extending MariaDB the Easy Way: A Tour d’Horizon of Server Plugins speakerdeck.com/lefred/exten... #perconalive 🦭 #speakerdeck

Come to visit us at the #MariaDB Foundation booth during #PerconaLive and take our quizz 🦭

Almost the last train 🚆 for #perconalive Next stop will be Amsterdam Zuid. Come to meet the MariaDB Team 🦭🦭🦭

Hey!! I just realised I will meet my long time friend and colleague with who it all started ! #sdog #perconalive

My journey to Percona Live is at the starting point!! See you in Amsterdam 🇳🇱

Migrating from #MySQL 8.4 to #MariaDB Server? The data wasn't the annoying part… migrating lots of users using caching_sha2_password was. 😅 So I extended pt-show-grants with a --convert-to-MariaDB option. Part 2 of my migration story 👇 lefred.be/content/deal...

🐍 Python? 🦀 Rust? Go? JavaScript? We asked which language developers would use to write #MariaDB plugins — and 2,090 people answered. If you'd like to help us explore it, MDEV-40189 is waiting for contributors! 👉 mariadb.org/mariadb-plug...

Community feedback helps improve compatibility. 🦭 An update on MariaDB Connector/C and CONC-821: what changed, how it affected applications, and the work to restore and document the earlier behavior. mariadb.org/mariadb-conn... #MariaDB #OpenSource

The September edition of the MariaDB Foundation Newsletter is now available! 🦭📰 mariadb.org/mariadb-foun...

🦭 MariaDB is heading to Percona Live Amsterdam! 🇳🇱 Check out the sessions and come meet us in Amsterdam! 👇 mariadb.org/mariadb-at-p... #PerconaLive #OpenSource #MariaDB

Ever wondered what really changed between two #MariaDB Server versions? 🦭 I built a small tool to quickly compare system variables, status variables, privileges, plugins, storage engines, keywords, and more. 👉 lefred.be/content/mari...

🦭 Who is building MariaDB Server? The numbers for the first half of 2026 are in—and the community is a big part of the answer. 👥 Take a look at the MariaDB contribution statistics for January–June 2026: 🔗 mariadb.org/mariadb-cont...

MariaDB Server 12.3.3, 11.8.9, 11.4.13 and 10.11.19 are out! 🦭 And if you're still running MariaDB 10.6… this one's for you: 10.6 has reached EOL, and there will be no 10.6.29. Upgrade time! 🔧 🔗 mariadb.org/mariadb-serv... #MariaDB #OpenSource #Database

Look what was waiting for me this morning on my Fedora machine 👀 #MariaDB 12.3.3 is out! 🦭

MariaDB InnoDB Disk Space & Fragmentation - track them, visualize them, optimize them and reclaim disk space lefred.be/content/mari... #mariadb #innodb 🦭 💾

MariaDB 13.1 Feature in Focus: JSON Operators and JSON_TABLE improvements mariadb.org/mariadb-13-1... #mariadb #json 🦭

Join me at #PerconaLive I will be speaking about MariaDB Server plugins perconalive.com/2026-amsterd... #mariadb 🦭🧩

A MariaDB plugin doesn’t need one million users. Sometimes it only needs to solve one very specific problem really well. I experimented with that idea by teaching MariaDB about two very Belgian concepts 🇧🇪 lefred.be/content/teac... #MariaDB #OpenSource #Database #SQL #Plugins

How does a production database problem become an open-source improvement? This is the story of how Headout, Arcadiy Ivanov and MariaDB maintainers turned a JSON and temporary-table bottleneck into an upstream #MariaDB Server contribution: mariadb.org/from-a-produ... 🦭🙏

Adobe Commerce is making MariaDB its default database platform as MySQL support ends. Discover what this means for Magento users and future workloads. mariadb.org/adobe-commer... Welcome to MariaDB! 🦭 #mariadb #magento #adobeCommerce

MariaDB's plugin interface lets you create new storage engines (see DuckDB & TideSQL), and it also makes it easy to extend the server. Interested in extra plugins? Check this out ➡️ lefred.be/my-mariadb-s... #mariadb #community #plugins

MariaDB and MySQL share history, protocols, tools and community—but they are not the same product. And yes, MariaDB bugs reach us faster when they are reported to MariaDB Jira. mariadb.org/say-the-name... 🦭🐬 #mariadb #mysql #community

What if you could reverse a transaction directly from its GTID? Here is the result of an idea and a script dating back around ten years: discover the GTID Info plugin, which analyses binary logs and generates reverse SQL code for DML operations. lefred.be/content/mari... 🦭🧩

Deploy the MariaDB Privacy-First Stack on AWS, Azure, Google Cloud, Oracle Cloud Infrastructure or OpenStack. mariadb.org/deploying-th... 🦭☁️🔑 #mariadb #passbolt #nextcloud

Check how to install our Privacy-First Stack on OCI: youtu.be/jauRdrVM-8k #mariadb #nextcloud #passbolt 🦭☁️🔑

How do you migrate a large fintech platform from PostgreSQL 12 to MariaDB 11 without a risky big-bang cutover? This real-world migration took a gradual, object-by-object approach—and achieved 23% lower TCO and 20% faster time-to-market. mariadb.org/from-postgre... #MariaDB #PostgreSQL #Database

MariaDB Tips & Tricks: Where does my configuration variable value come from?? 🦭 lefred.be/content/mari...

MariaDB 13.1 Preview: Avoid MariaDB Restart Failures with --validate-config mariadb.org/mariadb-13-1... 🦭 ✅️

Discover how the native MariaDB ADBC driver connects MariaDB Server with Apache Arrow, supporting queries, prepared statements, bulk ingestion, transactions, metadata, statistics, and more. ⏩️ 🦭 lefred.be/content/a-na...

Install the MariaDB ADBC driver, configure a DuckDB profile 🦆, and query MariaDB 🦭 data directly from DuckDB. #mariadb #duckdb #adbc lefred.be/content/when...