lefred @lefredbe.bsky.social · 3hRDS → 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 000
lefred @lefredbe.bsky.social · 3hThe 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...speakerdeck.comMariaDB Server - Where the Innovation HappensThis session on MariaDB Server's innovation over time was presented at the Free/Open Source Software in Education, Science & Business Conference for Che… 000
lefred @lefredbe.bsky.social · 04/10/2026“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 #Databaseodbms.org Influence Is Not Ownership: Anna Widenius and Kaj Arnö on Governance, Open Source, and the Future of MariaDB | ODBMS Industry Watch 020
lefred @lefredbe.bsky.social · 02/10/2026AI-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 010
lefred @lefredbe.bsky.social · 30/09/2026Tomorrow 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 000
lefred @lefredbe.bsky.social · 26/09/2026The first guess of Simona for the #MariaDB 𝙹𝙾𝙸𝙽 𝚃𝙰𝙱𝙻𝙴𝚂 series is.... Sveta! Check it out ▶️ www.youtube.com/watch?v=TKE9... 🦭📺️youtube.comJOIN TABLES - foundation JOIN sveta_smirnovaYouTube video by MariaDB Foundation 000
lefred @lefredbe.bsky.social · 23/09/2026🌊 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 000
lefred @lefredbe.bsky.social · 22/09/2026The 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 #opensourcemariadb.orgMariaDB Database Survey 2026 - MariaDB.orgHow are developers and organizations really using MariaDB and other databases? Tell us. This year’s survey is mostly fresh new questions, with a few kept to show trends from last year. … Continue read... 020
lefred @lefredbe.bsky.social · 20/09/2026If you are interested to hear about #MariaDB innovation at #NextcloudConf26 don’t hesitate to catch me during the breaks (I have stickers too) 000
lefred @lefredbe.bsky.social · 19/09/2026Slides of my session about Privacy-First stack at #NextcloudConf26 are now online speakerdeck.com/lefred/how-n... 🦭☁️🔑speakerdeck.comHow Nextcloud is an integral part of the Privacy-First Stack supported by the MariaDB FoundationLightning talk presented at NextCloud Community Conference 2026 in Berlin 000
lefred @lefredbe.bsky.social · 19/09/2026At #NextcloudConf26 ? Don’t miss the #MariaDB session this afternoon ! 🦭☁️ 000
lefred @lefredbe.bsky.social · 19/09/2026#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 021
lefred @lefredbe.bsky.social · 19/09/2026#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 010
lefred @lefredbe.bsky.social · 17/09/2026MariaDB 13.0 is now stable! Read more➡️ mariadb.org/mariadb-13-0... 🦭 1️⃣3️⃣ #mariadb 000
lefred @lefredbe.bsky.social · 16/09/2026I 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... 000
lefred @lefredbe.bsky.social · 16/09/2026Hey, look what's popping up on my server! 🦭 #MariaDB #opensource #database 020
lefred @lefredbe.bsky.social · 12/09/2026Back from #PerconaLive ! Thank you for having us, the MariaDB Foundation, there. The atmosphere was so great and friendly! See you next year!! 001
lefred @lefredbe.bsky.social · 09/09/2026It’s now Sergei’s turn to shine on stage at #perconalive to talk about MariaDB Protocol Security Enhancement ! 🦭🔐 000
lefred @lefredbe.bsky.social · 09/09/2026Extending MariaDB the Easy Way: A Tour d’Horizon of Server Plugins speakerdeck.com/lefred/exten... #perconalive 🦭 #speakerdeckspeakerdeck.comExtending MariaDB the Easy Way: A Tour d’Horizon of Server PluginsMariaDB is not only a database server you configure and operate; it is also a platform you can extend. With server plugins, you can add new SQL function… 000
lefred @lefredbe.bsky.social · 09/09/2026Come to visit us at the #MariaDB Foundation booth during #PerconaLive and take our quizz 🦭 000
lefred @lefredbe.bsky.social · 08/09/2026Almost the last train 🚆 for #perconalive Next stop will be Amsterdam Zuid. Come to meet the MariaDB Team 🦭🦭🦭 010
lefred @lefredbe.bsky.social · 08/09/2026Hey!! I just realised I will meet my long time friend and colleague with who it all started ! #sdog #perconalive 000
lefred @lefredbe.bsky.social · 08/09/2026My journey to Percona Live is at the starting point!! See you in Amsterdam 🇳🇱 000
lefred @lefredbe.bsky.social · 07/09/2026Migrating 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...lefred.beMySQL to MariaDB: Migrating caching_sha2_password Users with pt-show-grantsMigrating users from MySQL 8.4 to MariaDB can be tricky with caching_sha2_password. See how I extended pt-show-grants to automate the process. 000
lefred @lefredbe.bsky.social · 04/09/2026🐍 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... 000
lefred @lefredbe.bsky.social · 03/09/2026Community 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 020
lefred @lefredbe.bsky.social · 01/09/2026The September edition of the MariaDB Foundation Newsletter is now available! 🦭📰 mariadb.org/mariadb-foun...mariadb.orgMariaDB Foundation Newsletter – September 2026 - MariaDB.orgAugust belonged to transparency: MariaDB published its governance framework, and the first contribution statistics report in over a year put numbers on who actually builds the server. Meanwhile the Q3... 000
lefred @lefredbe.bsky.social · 31/08/2026🦭 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 020
lefred @lefredbe.bsky.social · 31/08/2026Ever 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... 000
lefred @lefredbe.bsky.social · 25/08/2026🦭 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.orgMariaDB Contribution Statistics, January-June 2026 - MariaDB.orgAfter a long break, I will be taking over reporting on the contributions. FYI, the last one was done in Jan 2025. Just like last time, I’m going to start with a breakdown of all the organizations who ... 010
lefred @lefredbe.bsky.social · 25/08/2026MariaDB 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 020
lefred @lefredbe.bsky.social · 22/08/2026Look what was waiting for me this morning on my Fedora machine 👀 #MariaDB 12.3.3 is out! 🦭 010
lefred @lefredbe.bsky.social · 15/08/2026MariaDB InnoDB Disk Space & Fragmentation - track them, visualize them, optimize them and reclaim disk space lefred.be/content/mari... #mariadb #innodb 🦭 💾 130
lefred @lefredbe.bsky.social · 13/08/2026MariaDB 13.1 Feature in Focus: JSON Operators and JSON_TABLE improvements mariadb.org/mariadb-13-1... #mariadb #json 🦭 000
lefred @lefredbe.bsky.social · 12/08/2026Join me at #PerconaLive I will be speaking about MariaDB Server plugins perconalive.com/2026-amsterd... #mariadb 🦭🧩 000
lefred @lefredbe.bsky.social · 10/08/2026A 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 #Pluginslefred.beTeaching MariaDB About Your DomainMariaDB Plugins: Sometimes the Best Feature Is the One Only a Few People Need - take a look at those specific data types for the Belgian market! 020
lefred @lefredbe.bsky.social · 29/07/2026How 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... 🦭🙏 000
lefred @lefredbe.bsky.social · 28/07/2026Adobe 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 000
lefred @lefredbe.bsky.social · 24/07/2026MariaDB'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 #pluginslefred.beMy MariaDB Server Plugins - lefred blog: tribulations of a MariaDB Community Advocatemariadb-plugin-variable-ownerMariaDB information schema plugin that reports, for every system variable known to the server, who registered itmariadb-plugin-gtid-infoGTID Info and Flashback Plugin for ... 000
lefred @lefredbe.bsky.social · 24/07/2026MariaDB 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 000
lefred @lefredbe.bsky.social · 23/07/2026What 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... 🦭🧩 000
lefred @lefredbe.bsky.social · 22/07/2026Deploy the MariaDB Privacy-First Stack on AWS, Azure, Google Cloud, Oracle Cloud Infrastructure or OpenStack. mariadb.org/deploying-th... 🦭☁️🔑 #mariadb #passbolt #nextcloud 000
lefred @lefredbe.bsky.social · 21/07/2026Check how to install our Privacy-First Stack on OCI: youtu.be/jauRdrVM-8k #mariadb #nextcloud #passbolt 🦭☁️🔑youtu.beMariaDB Privacy-First Stack - multicloud: deploy on OCIYouTube video by lefred 000
lefred @lefredbe.bsky.social · 21/07/2026How 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 #Databasemariadb.orgFrom PostgreSQL 12 to MariaDB 11: A Gradual Fintech Migration with 23% Lower TCO - MariaDB.orgSee how a fintech migrated 80–100 TB from PostgreSQL 12 to MariaDB 11, cutting TCO by 23% through CDC, dual writes and gradual migration. 010
lefred @lefredbe.bsky.social · 20/07/2026MariaDB Tips & Tricks: Where does my configuration variable value come from?? 🦭 lefred.be/content/mari... 000
lefred @lefredbe.bsky.social · 20/07/2026MariaDB 13.1 Preview: Avoid MariaDB Restart Failures with --validate-config mariadb.org/mariadb-13-1... 🦭 ✅️ 000
lefred @lefredbe.bsky.social · 17/07/2026Discover 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... 000
lefred @lefredbe.bsky.social · 16/07/2026Install the MariaDB ADBC driver, configure a DuckDB profile 🦆, and query MariaDB 🦭 data directly from DuckDB. #mariadb #duckdb #adbc lefred.be/content/when... 000
lefred @lefredbe.bsky.social · 16/07/2026So happy that my #Firefox add-on is now available. If you were looking for Group Tab management, take a look at it! 🦊🧩 lefred.be/content/fire... 000
lefred @lefredbe.bsky.social · 14/07/2026Did you know that #MariaDB Server 🦭 supports online schema changes? Take a look 👀 at this other hidden gem! 💎 mariadb.org/mariadb-hidd... 000
