📣 In case you missed it! We recently hosted a deep dive on how 𝗖𝗼𝗻𝗳𝗹𝘂𝗲𝗻𝘁 𝗧𝗮𝗯𝗹𝗲𝗳𝗹𝗼𝘄 and the 𝗗𝗲𝗹𝘁𝗮 𝗞𝗲𝗿𝗻𝗲𝗹 automate the move from Kafka to Databricks Unity Catalog—eliminating the need for fragile, manual ETL. 🎥 Catch the full replay on YouTube: youtube.com/live/Q8yxLKh... #opensource #deltalake

1 WEEK AWAY ➡️ 𝗗𝗲𝗹𝘁𝗮 𝗟𝗮𝗸𝗲: 𝗧𝗵𝗲 𝗗𝗲𝗳𝗶𝗻𝗶𝘁𝗶𝘃𝗲 𝗚𝘂𝗶𝗱𝗲 - 𝟭 𝗬𝗲𝗮𝗿 𝗔𝗻𝗻𝗶𝘃𝗲𝗿𝘀𝗮𝗿𝘆 𝗩𝗶𝗿𝘁𝘂𝗮𝗹 𝗖𝗲𝗹𝗲𝗯𝗿𝗮𝘁𝗶𝗼𝗻! 🎉 Join us next Wednesday, December 17th, as we celebrate a huge milestone: the one-year anniversary of the publication of Delta Lake: The Definitive Guide! 🙌 🔗 Secure your spot: luma.com/1yearcelebra... #oss

🎉 It’s been one year since the release of 𝗗𝗲𝗹𝘁𝗮 𝗟𝗮𝗸𝗲: 𝗧𝗵𝗲 𝗗𝗲𝗳𝗶𝗻𝗶𝘁𝗶𝘃𝗲 𝗚𝘂𝗶𝗱𝗲, and we’re throwing a virtual party to celebrate the milestone! 🔹 𝗖𝗲𝗹𝗲𝗯𝗿𝗮𝘁𝗲 𝘁𝗵𝗲 𝗗𝗲𝗳𝗶𝗻𝗶𝘁𝗶𝘃𝗲 𝗚𝘂𝗶𝗱𝗲 🔹 𝗔𝘀𝗸 𝗨𝘀 𝗔𝗻𝘆𝘁𝗵𝗶𝗻𝗴 (𝗔𝗨𝗔) 🔹 𝗦𝘄𝗮𝗴 𝗚𝗶𝘃𝗲𝗮𝘄𝗮𝘆 📅 Dec 17 ⏰ 9:00AM PT 🔗 Register: luma.com/1yearcelebra... #deltalake #opensource #oss

We’re diving deep into Flight SQL + Delta to show how open technologies like Apache Arrow Flight, #DataFusion, & Delta Lake are reshaping high-performance analytics. 🚀 🗓️ Nov 11 🕝 9:00 AM PT 🔗 RSVP: luma.com/delta-1111 Get ready to see data exchange the way it should be — fast, distributed, & open.

Did you know you can easily enable Variant Type in existing Delta tables? 💡 Just run an ALTER TABLE command to activate the Delta feature: `variantType`. Watch the full webinar ➡️ www.youtube.com/live/0BfUG2P... #DeltaLake #OpenSource #OSS

Open Lakehouse + AI spotlight: @hannes.muehleisen.org shares how anyone can contribute to DuckDB & DuckLake—both MIT-licensed, open source, & welcoming PRs and community engagement on GitHub. Check out this clip to hear how easy it is to get involved and start contributing today. 🚀 #openlakehouse

⏰ Final reminder: Delta Lake webinar tomorrow! Can data engineering patterns unlock new Delta Lake insights? How can it power streaming architectures? Join Scott Haines & Bartosz Konieczny as they tackle these questions head-on! 🔗 RSVP: luma.com/delta-1014 #opensource #oss #deltalake #streaming

📣 Join us for our next 𝗢𝗽𝗲𝗻 𝗟𝗮𝗸𝗲𝗵𝗼𝘂𝘀𝗲 + 𝗔𝗜 webinar on October 30 at 9AM PT! Lineage graphs are complex and low-context. Collecting isn’t the problem—understanding is. Learn how a reasoning layer connects lineage + telemetry into continuous context. RSVP ➡️ luma.com/openlakehous... #openlakehouse

One of the most powerful new capabilities in Delta Lake 4.0 is support for collations, giving you much finer control over how text is compared and sorted. ✅ In this clip, Youssef Mrini explains how to enable collations. 🎥 Watch the full webinar: youtube.com/live/0BfUG2PZyNs?si=nzcalgk1gvOEFBrY

One week to go! 🥳 Curious how data engineering design patterns translate to Delta Lake, & how it fits into streaming architectures? Join us for a walkthrough of the patterns, features, & best practices powering reliable streaming with #DeltaLake. 🗓️ Oct 14 🕝 9AM PT 🔗 RSVP: luma.com/delta-1014 #oss

Tomorrow, Oct 7 at 9AM PT! Join Ciro Greco & Jacopo Tagliabue from bauplan for a live webinar on how function-based execution & Git-for-Data are reshaping lakehouses for autonomous AI agents. ✅ Don’t miss the future of agentic data ops! Secure your spot ➡️ luma.com/OLAI-107 #opensource #lakehouse

Delta Connect is a plugin atop Spark Connect, introduced in Spark 3.4, and enables gRPC communication using Protocol Buffers. ✅ This allows client implementations in languages such as Rust and Go to interact with Spark outside the JVM, provided they support the protocol. #opensource #oss #deltalake

At Open Lakehouse + AI Amsterdam last month, Sammy Sidhu—co-creator of the Daft multi-modal query engine and CEO of Eventual—shared how his open source journey began. 🚀 Ready to shape the future of data, open source, and AI together? Join us at our next Open Lakehouse + AI events! ⬇️ #opensource

🚀 Happening today, Sept 30 at 9AM PT! Join us for a behind-the-scenes look at the Delta Rust Kernel with R. Tyler Croy, Robert Pack, and Scott Haines. Discover how #DeltaLake’s core is evolving with powerful new features like column mapping and deletion vectors. 👉 Register now: luma.com/delta-0930

🚨 Happening tomorrow! Get an inside look at how the new Delta Rust kernel is transforming Delta Lake. Learn how it solves fragmentation, enables column mapping & deletion vectors, and why it matters—even if you don’t touch the kernel. Register ➡️ luma.com/delta-0930 #opensource #deltalake #oss

“Open source is giving back, because it means everyone who supports our work can participate and benefit from the software we are making." — @hannes.muehleisen.org (@duckdb.org) at Open Lakehouse + AI Amsterdam 🇳🇱 Ready to shape the future of data, open source, and AI together? ⬇️ #opensource #oss

Dropping features in #DeltaLake used to break table compatibility and history. Delta 4.0 fixes this by protecting checkpoints and rewriting recent history—keeping tables safe and stable. 💪 🎥 Watch the full webinar replay: www.youtube.com/watch?v=0BfU... #opensource #oss

Delta Lake has evolved—fragmentation is out, the new Rust kernel is in. 🚀 Join R. Tyler Croy, Robert Pack & Scott Haines to explore fixes to past issues, new features (column mapping + deletion vectors), and why it matters. 📅 Sept 30 🕜 9AM PT 🔗 Register: luma.com/delta-0930 #DeltaLake #Rust #OSS

🚨 Only a couple hours to go — Find out what's new in #DeltaLake 4.0! 🎥 LIVE on LinkedIn, X & YouTube 🗓️ Sept 16 🕑 9AM PT / 12PM ET 🔗 Register now: luma.com/delta-0923 #opensource #oss #linuxfoundation

Missed the Delta Live! Rust hacking sessions with R. Tyler Croy and Robert Pack? 🤔 Catch up on the action as they dive into Rust development for Delta Lake, showcasing real-time coding, debugging, and problem-solving. 🎥 Watch here: youtube.com/playlist?lis... #opensource #deltalake #livehacking

The countdown is on—our Delta 4.0 webinar is next week! 🚀 Join Youssef Mrini and Scott Haines as they explore the powerful new features in Delta 4.0 that can transform how you design and optimize data workflows. 🗓️ Tuesday, Sept 16 🕝 9:00AM PT 🔗 Save your spot: luma.com/delta-0923 #oss #deltalake

Upcoming Webinar ➡️ Exploring Delta’s Rust Kernel: a look behind the scenes at what powers delta-rs! Join R. Tyler Croy, Robert Pack & Scott Haines to learn how kernel changes deliver consistency, new features & faster performance for Delta engines. 📅 Sept 30 @ 9AM PT 🔗 RSVP: luma.com/delta-0930

📣 Mark your calendar for Tuesday, October 7 at 9AM PT for the next Open Lakehouse + AI webinar: “From Functions to AI Agents: Reimagining the Lakehouse for an Agentic Future!” 🚀 🔗 Register here: luma.com/OLAI-107 #opensource #deltalake #agentic #aiagents #oss

Excited to announce Delta Live! Live Rust Hacking and AMA — streaming tomorrow, Sept 9 on Twitch. 👏 Join R. Tyler Croy and Robert Pack for a hands-on Rust session and live Q&A! 📅 Sept 9 ⏰ 7AM PT / 10AM ET 🔗 twitch.tv/agentdero Bring your questions and gain insights from #DeltaLake maintainers. 🦀

Delta 4.0 brings powerful new features that can reshape how you design and optimize your data workflows. 🚀 Join Youssef Mrini & Scott Haines as they break down their favorite features! 🗓️ Tuesday, Sept 16 🕝 9:00 AM PT 🔗 RSVP: luma.com/delta-0923 #opensource #oss #deltalake #linuxfoundation

The first-ever Open Lakehouse + AI Meetup in Amsterdam was a huge success! 🙌🇳🇱 The evening brought together the open source and data engineering community to explore the latest advancements in open lakehouse and AI architectures. 🚀

🚨 Happening TODAY, August 26 at 7AM PT! Join R. Tyler Croy (Buoyant Data) & Robert Pack (Databricks) for live Rust hacking and get answers to all your #DeltaLake questions — streaming LIVE on Twitch! 🎥 Tune in: www.twitch.tv/agentdero #rustlang #rust #kernel

🚨 This Week: Open Lakehouse Meetup – Amsterdam! Last chance to join Amsterdam’s open source and data engineering community for an evening of hands-on learning and fresh ideas about the future of open lakehouse systems. 🙌 🗓 Wednesday, August 27 ⏰ 5-9PM 📍 Amsterdam 🔗 Register now: lu.ma/OLM-827

Join R. Tyler Croy, Delta Lake maintainer and founder of Buoyant Data, for “Delta Live! Live Rust hacking and AMA” 🦀 on Twitch. 📅 Tuesday, August 19 ⏰ 7:00AM PT / 10:00AM ET Tune in here ➡️ twitch.tv/agentdero #opensource #deltalake #oss #rust #rustlang

🇳🇱 Join us in Amsterdam on August 27 for the Open Lakehouse Meetup! Discover how your #lakehouse is ready for production-scale multimodal ML pipelines in "Your Lakehouse Has Everything You Need" with Sammy Sidhu, CEO & Co-Founder of Eventual! 🔗 Register now to save your spot: lu.ma/OLM-827 #oss

Exciting update in Delta Kernel Java! 🎉 Engines can now write file statistics to the Delta log, enabling smarter data skipping with read‑time filters. The result: faster queries, better performance, and improved resource use. 🔗 Explore all the new features in Delta 4.0: github.com/delta-io/del...

📢 Join us in Amsterdam for the 𝗢𝗽𝗲𝗻 𝗟𝗮𝗸𝗲𝗵𝗼𝘂𝘀𝗲 𝗠𝗲𝗲𝘁𝘂𝗽! 🌟 Learn from Robert Pack & Ion Koutsouris about making #ApacheIceberg, #DeltaLake & more fully composable to improve interoperability across query engines. 📅 Wednesday, August 27 🕝 5-9PM 📍 Amsterdam 🔗 Register: lu.ma/OLM-827 #opensource #oss

@hannes.muehleisen.org, Co-Creator of @duckdb.org, will be talking about the DuckLake project at the Open Lakehouse Meetup in Amsterdam on August 27th! Don't miss it. 🦆🦀 Sign up here ➡️ lu.ma/OLM-827 #duckdb #opensource #oss #deltalake #openlakehouse

🚀Amsterdam, we’re bringing the open source and engineering community together on August 27! The Open Lakehouse Meetup features technical talks, OSS projects, & real conversations on how lakehouse systems are evolving. Don’t miss out—register now 👉 lu.ma/OLM-827 #opensource #lakehouse #amsterdam

Missed Youssef Mrini’s talk on the latest #DeltaLake latest and most impactful features at Data+AI Summit? The full session is now live on YouTube! 😎 Find out how Deletion Vectors, Liquid Clustering, and more can take your analytics to the next level. 🎥 Watch now: www.youtube.com/watch?v=n7Du...

Curious about how Delta Lake structures its tables and achieves both scalability and reliability? In our recent webinar, Scott Haines breaks down the building blocks of a #DeltaLake table. ▶️ Watch the full webinar to learn more: www.youtube.com/live/O8_82Cu... #opensource #oss #metadata #parquet

🎥 Now Available: Delta-Kernel-RS — Unparalleled Interoperability Across Query Engines At #DataAISummit, Robert Pack and Zach Schuermann introduced Delta-Kernel-RS — a new #Rust implementation of the Delta Lake protocol focused on interoperability. 📺 Watch here: www.youtube.com/watch?v=i_jw...

In this clip, Ion Koutsouris explains how lakeFS garbage collection policy integrates with #DeltaLake to manage unreferenced files and automate cleanups. By leveraging #Spark jobs, #lakeFS ensures your Delta Lake storage remains lean and organized. ✅ 🎥 Learn more: www.youtube.com/live/OH1vH19...

“We cut our streaming ingestion costs over 90% by adopting kafka-delta-ingest, which means we can invest those savings in really interesting large language model products or innovative data processes.” — R. Tyler Croy, Principal Engineer at Scribd & Maintainer of delta-rs 💬

🤔 How fast can you process a 10M-row CSV into Delta Lake? Daniel Beach put Daft to the test by reading a 1.1GB CSV (10 million lines) and writing it to Delta Lake—all in just 3 minutes on AWS Lambda. 🚀 🎥 Watch the full webinar: www.youtube.com/watch?v=BR9o... #opensource #oss #deltalake #daft

With Liquid Clustering, you don’t need to worry about cardinality. Whether your data has high or low cardinality, #LiquidClustering dynamically handles it—no need for manual partition tuning. ✅ 🎥 Learn more: www.youtube.com/live/l8CEyXg... (1/2) #opensource #oss #deltalake #linuxfoundation

"With over three petabytes of processed data and more than 1,200 active users, our Lakehouse platform powered by Delta Lake is at the core of how we drive insights at scale." - Satya Mandavilli 👉 Watch the full video: www.youtube.com/live/1Bp8VUW... #opensource #oss #deltalake #lakehouse

In this clip, Youssef Mrini explains how deletion vectors in #DeltaLake help you avoid rewriting #Parquet files for every update or delete. Instead, a bitmap marks which rows are deleted, so files are only rewritten when necessary. ✅ 🎥 Watch the full video for more: www.youtube.com/live/O8_82Cu...

Ever wondered how lakeFS integrates with Delta Lake? In this short clip, Ion Koutsouris walks through the process. ✅ 🎥 Watch the full video for a deeper dive into LakeFS and Delta Lake: www.youtube.com/watch?v=OH1v... #opensource #oss #lakefs #deltalake #linuxfoundation

Join the conversation on #DeltaLake GitHub Discussions! 💬 Have questions, ideas, or updates about Delta Lake? Curious about community decisions? 🤔 GitHub Discussions is the place for open conversations, Q&A, and community-driven collaboration. Get involved 👉 github.com/delta-io/del... #opensource

Announcing: Row Tracking Write Support in Delta Kernel Java 🚀 The latest release of Delta Kernel Java introduces support for writing to row tracking-enabled tables! ✅ Track individual rows ✅ Optimized Change Data Capture (CDC) 🔗 Dive into the full release notes: github.com/delta-io/del... #oss

𝗗𝗲𝗹𝘁𝗮 𝗟𝗮𝗸𝗲 𝟰.𝟬 𝗶𝗻𝘁𝗿𝗼𝗱𝘂𝗰𝗲𝘀 𝗗𝗲𝗹𝘁𝗮 𝗖𝗼𝗻𝗻𝗲𝗰𝘁 — bringing Delta Lake support to Spark Connect for #ApacheSpark! 🚀 With Delta Connect, you can run all #DeltaLake operations remotely from lightweight clients, thanks to a decoupled client-server architecture. 🔗 Learn more: docs.delta.io/4.0.0/delta-...

DNB achieved a 90% cost reduction by adopting a serverless pipeline using Delta Lake, DuckDB, Apache Arrow, kafka-delta-ingest (github.com/delta-io/kaf...), and Azure Container App Jobs. 🙌⭐ ✅ Read the full story: blog.cauchy.org/blog/delta/ #opensource #oss #deltalake

So, about last week… 📚🔥 The Delta Lake: The Definitive Guide book signing at #DataAISummit was a massive hit! Huge thanks to everyone who stopped by to meet the authors — Tristen Wentling, R. Tyler Croy, & Denny Lee — chat all things #lakehouse, and grab a signed copy. #opensource #oss #deltalake

📣 Announcing Delta Lake 4.0.0! This major release is packed with powerful new features and improvements designed to make your lakehouse experience even better. 🌟 🔗 Check out the official release notes: github.com/delta-io/del... #opensource #oss #deltalake