Conferences / Community Over Code (formerly ApacheCon)
Community Over Code Glasgow 2026
Oct 11–14, 2026 · Hilton Glasgow, Glasgow, Scotland, United Kingdom
- Conference
- Community Over Code (formerly ApacheCon) Database
- Dates
- Oct 11, 2026 – Oct 14, 2026
- Venue
- Hilton Glasgow
- Place
- Glasgow, Scotland, United Kingdom
- Format
- In person
- Status
- Past
- Attendance
- —
- Website
- communityovercode.org
- Recorded
- 11 sponsors · 107 speaker appearances
- Notes
- Speakers: keynotes + Big Data/data track talks only; the event covers all Apache projects. European edition (branded by city, 'Community Over Code Glasgow 2026'); 160+ sessions across 18 tracks; co-located Lakehouse Day EU 2026 (Oct 10, standalone ticket $85) and Airflow Contributor Days. Schedule was on Cvent (not archived); speakers from the ASF YouTube playlists (Keynotes, Streaming, Data Infra and Engineering, Cassandra, Lakehouse Day), whose descriptions list speakers and track but no affiliations; keynote affiliations from video descriptions/ASF press release. The press release names keynote Vlad-Stefan Harbuz (Software Stewardship Lab), but the video credits 'Vlad Miricioiu of the Software Stewardship Lab'; recorded as in the video.
Ticket prices
| Ticket | Price | Valid until | Notes | Source |
|---|---|---|---|---|
| General attendee (early bird) | $650 | Jun 28, 2026 | Shown as '$'; ASF press release states USD | communityovercode.org |
| Lakehouse Day standalone | $85 | — | Co-located event Oct 10 | news.apache.org |
| ASF committer | $250 | — | With apache.org email | communityovercode.org |
| General attendee (standard) | $750 | — | communityovercode.org |
Sponsors 11
Speakers and talks 107
| Speaker | Company | Role | Talk | Links |
|---|---|---|---|---|
| Brian Baglow | Scottish Games Network | Keynote | Ecosystem Eats Industry: The Interaction Economy | Video |
| Marenza Altieri-Douglas | Cloudera | Keynote | Your Data. Your Models. Your Rules. | Video |
| Russell Spitzer | Snowflake | Keynote | From Consumers to Contributors: Snowflake at the ASF | Video |
| Ruth Suehle | Apache Software Foundation | Keynote | The State of the Foundation | Video |
| Stephen Walli | Carnegie Mellon University | Keynote | Software Engineering Education in an AI Encumbered World | Video |
| Vlad Miricioiu | Software Stewardship Lab | Keynote | Unmasking Phantoms in our Supply Chains | Video |
| Abhijeet Dubey | — | Speaker | CEP-60 Flexible Placements | Video |
| Aditya Narain Gupta | — | Speaker | Ingesting Billions of Upserts Per Day: Scaling Iceberg CDC at LinkedIn | Video |
| Ajantha Bhat U | — | Speaker | Moving Mountains: Iceberg Migration Across Catalogs and Clouds | Video |
| Alexandre SIRET | — | Speaker | Model Checking Cassandra’s Transaction Protocol using TLA+ | Video |
| Amit Gilad | — | Speaker | Designing a Multi-Engine Lakehouse with Apache Iceberg: One Table, Many Engines | Video |
| Andreas Neumann | — | Speaker | Clean, Correct Change Data Capture with Apache Spark | Video |
| Andreas Neumann | — | Speaker | From Repetition to Reuse: The Evolution of Apache Spark Declarative Pipelines | Video |
| Andres Beck-Ruiz | — | Speaker | Automating Your Cassandra Operations With Apache Cassandra Sidecar | Video |
| Antoine Pitrou | — | Speaker | 6 years of fuzzing Arrow and Parquet C++ | Video |
| Anton Borisov | — | Speaker | Arrow-Native Streaming: What Changes When the Wire Format Is Already Columnar | Video |
| Anton Borisov, Nicoleta Lazar | — | Speaker | Cold Stars over the Frozen Lochs: StarRocks × Iceberg at Fresha | Video |
| Attila Bukor | — | Speaker | From Cleartext to Encrypted: Adding Data at Rest Encryption to Apache Kudu | Video |
| Bernardo Botella Corbi | — | Speaker | Unlocking Performance: Profiling Cassandra 6.0 with the New Built-In CPU Profiler | Video |
| Bonnie Xu | — | Speaker | AI Agents to Make Sense of Data at OpenAI | Video |
| Branimir Lambov | — | Speaker | Solving tombstones and partitioning with flat keys and tries (CEP-57) | Video |
| Carlos RoLo | — | Speaker | Much Ado About Nothing: Making Cassandra 4→5 Upgrades Predictable and Low-Risk | Video |
| Carlos RoLo | — | Speaker | 50 Clusters a Night: Lessons from Migrating 400+ Cassandra Clusters at Scale | Video |
| Chao Sun, Fred Liu | — | Speaker | Operating Apache Spark at OpenAI’s Hyperscale Lakehouse | Video |
| Christian Thiel | — | Speaker | A Year at REST: What’s New in Iceberg REST Catalogs | Video |
| Cristophe Bornet | — | Speaker | Solving tombstones and partitioning with flat keys and tries (CEP-57) | Video |
| Danica Fine | — | Speaker | Lessons from Building a High-Performance Kafka Connect Sink for Cloud-Native Storage | Video |
| David Kjerrumgaard | — | Speaker | When Your Pulsar Function Speaks English: Inline LLM Inference for Real-Time Stream Enrichment | Video |
| David Kjerrumgaard | — | Speaker | Iceberg V3: Row-Level Lineage and Schema Evolution for Streaming Data | Video |
| Dmitry Konstantinov | — | Speaker | Cassandra 6.0 write performance improvements | Video |
| Dongjoon Hyun | — | Speaker | A New Era for Apache Spark 4.2: Dynamic Resource Optimization with Heterogeneous Executors | Video |
| Dotan Horovits | — | Speaker | Building a Columnar Data Plane with OpenSearch using Arrow Flight Streaming, Parquet and Datafusion | Video |
| Elizabeth Christensen | — | Speaker | Herding Cat(alogue)s: Understanding the Apache Iceberg™ Catalog Landscape | Video |
| Emil Kleszcz | — | Speaker | Apache Ozone at CERN: Migrating a Large-Scale Hadoop Storage Infrastructure | Video |
| Endi Caushi | — | Speaker | Building Egnatia at Akamai: How Iceberg Is Saving Us Millions | Video |
| Fedor Ryabinin | — | Speaker | Accord: the Protocol Behind Cassandra's Multi-Shard Transactions | Video |
| Francisco Guerrero | — | Speaker | High-Performance Analytics on Cassandra: Enabling New Workloads | Video |
| Gábor Kaszab, Peter Vary | — | Speaker | Wide Tables in Apache Iceberg: Column Updates and Column Families | Video |
| Gabor Somogyi | — | Speaker | Breaking the Black Box: Observability for Stateful Stream Processing | Video |
| Gabriel Musat | — | Speaker | The deconstructed database at Datadog | Video |
| Gabriele Quaresima | — | Speaker | Bridging Worlds: CloudNativePG as the Lakehouse Serving Layer | Video |
| Guang Zhao | — | Speaker | Agentic Analytics and Performance Tuning with Apache Kafka | Video |
| Gunnar Morling | — | Speaker | Hardwood: Building a Parquet Parser From Scratch (With a Little Help From AI) | Video |
| Gustavo de Morais | — | Speaker | Flink SQL Evolution: Handling Custom CDC with Process Table Functions | Video |
| Hayato Shimizu | — | Speaker | Building a Modern CQL CLI for Apache Cassandra | Video |
| Holden Karau | — | Speaker | The Future of the Open Lakehouse | Video |
| Holden Karau | — | Speaker | Roundtable: The critical role of Open Source in advancing Responsible AI for the public good | Video |
| Hongze Zhang | — | Speaker | Latest Apache Gluten Optimizations: From Planning to Execution | Video |
| Huaxin Gao | — | Speaker | Primary Key Index for Apache Iceberg: Fast Point Lookups and Upserts | Video |
| Isaac Reath | — | Speaker | Automating Your Cassandra Operations With Apache Cassandra Sidecar | Video |
| JB Onofré | — | Speaker | Keynote: The Rise of the Apache Lakehouse | Video |
| JB Onofré | — | Speaker | Apache Polaris™: Getting Started with this Open Source Iceberg Catalog | Video |
| Jose Torres | — | Speaker | From Repetition to Reuse: The Evolution of Apache Spark Declarative Pipelines | Video |
| Jose Torres | — | Speaker | Clean, Correct Change Data Capture with Apache Spark | Video |
| Justin Cunningham | — | Speaker | Config-Driven Streaming at Airbnb: Declare Your Pipeline, Not Your Infrastructure | Video |
| Kamil Leśniak | — | Speaker | Fully off-heap memtables | Video |
| Ke Jia | — | Speaker | Latest Apache Gluten Optimizations: From Planning to Execution | Video |
| Mariah McLaughlin | — | Speaker | Much Ado About Nothing: Making Cassandra 4→5 Upgrades Predictable and Low-Risk | Video |
| Martijn Visser | — | Speaker | Simplifying Data Processing with Apache Flink SQL and Table API | Video |
| Martin Desruisseaux | — | Speaker | Apache SIS for handling large data-cubes with difficult referencing | Video |
| Marton Greber | — | Speaker | Extending Kudu backups with Flink: from periodic jobs to continuous replication | Video |
| Matt Topol | — | Speaker | Apache Arrow, the Hostage Negotiator: Client Protocol Redesign | Video |
| Matt Topol | — | Speaker | The Future of the Open Lakehouse | Video |
| Matthew Topol | — | Speaker | ADBC in Production: Zero-Copy Promise to Reality | Video |
| Matthias Sax | — | Speaker | Keeping the Balance with Kafka Streams | Video |
| Maxim Muzafarov | — | Speaker | CEP-38: The Management Port Decision: A Live Architecture Trade-off in Apache Cassandra | Video |
| Mingyu Chen | — | Speaker | Beyond Structured Data: Apache Doris for AI-Ready Multimodal Analytics | Video |
| Nikita Matckevich | — | Speaker | Lakehouse Observability | Video |
| Patrick McFadin | — | Speaker | From Vision to Reality: Checking In on Cassandra’s Future | Video |
| Paul Brebner | — | Speaker | From Poison Pills to Antidotes: Healing Kafka Streams with Native DLQs (KIP-1034) and GenAI | Video |
| Peter Toth | — | Speaker | A New Era for Apache Spark 4.2: Dynamic Resource Optimization with Heterogeneous Executors | Video |
| Pierre Lacave | — | Speaker | The deconstructed database at Datadog | Video |
| Piotr Walczak | — | Speaker | 50 Clusters a Night: Lessons from Migrating 400+ Cassandra Clusters at Scale | Video |
| Qiegang Long | — | Speaker | Bringing Warehouse-Grade Transactions to Open Lakehouses with Iceberg | Video |
| Rakesh Radhakrishnan | — | Speaker | Apache Ozone: Building Kubernetes-Native Object Storage at Scale | Video |
| Ramin Gharib | — | Speaker | Enterprise-Grade Data Pipelines: The Evolution of Flink Materialized Tables | Video |
| Rishabh Patel | — | Speaker | Apache Ozone: Building Kubernetes-Native Object Storage at Scale | Video |
| Roland Elek | — | Speaker | Keeping the Data Flowing: Implementing Zero Downtime Upgrades in Apache Ozone | Video |
| Rui Mo | — | Speaker | Apache Gluten: From Incubating to Top-Level Project — Architecture, Ecosystem, and Latest Advances | Video |
| Russell Spitzer | — | Speaker | The Future of the Open Lakehouse | Video |
| Ryan Blue (moderator) | — | Speaker | The Future of the Open Lakehouse | Video |
| Sadanand Shenoy, Aryan Gupta | — | Speaker | Beyond the Delete Button: Scaling Garbage Collection on Apache Ozone | Video |
| Sai Krishna Chaitanya Govada | — | Speaker | Config-Driven Streaming at Airbnb: Declare Your Pipeline, Not Your Infrastructure | Video |
| Saranya Krishnakumar | — | Speaker | High-Performance Analytics on Cassandra: Enabling New Workloads | Video |
| Saurabh Singh | — | Speaker | Building a Columnar Data Plane with OpenSearch using Arrow Flight Streaming, Parquet and Datafusion | Video |
| Scott Andreas | — | Speaker | Apache Cassandra: A Normal Database | Video |
| Sergey Nuyanzin | — | Speaker | Enterprise-Grade Data Pipelines: The Evolution of Flink Materialized Tables | Video |
| Shekhar Prasad Rajak | — | Speaker | Kafka Has Queues - Now Make Them Work in Spark and Flink | Video |
| Silas Maughan | — | Speaker | Apache Ozone at CERN: Migrating a Large-Scale Hadoop Storage Infrastructure | Video |
| Stefan Stoicescu | — | Speaker | Model Guided Fuzzing of Accord | Video |
| Sung Yun | — | Speaker | Designing Open Lakehouse Governance: Iceberg, Polaris, and Policy Engines | Video |
| Sung Yun | — | Speaker | The Future of the Open Lakehouse | Video |
| Szehon Ho | — | Speaker | Redefining the Lakehouse: Spark Meets Iceberg via DataSource V2 | Video |
| Tejal Chakeres | — | Speaker | CEP-60 Flexible Placements | Video |
| Thijs van der Heijden | — | Speaker | Bloom Filter Based Encrypted Data Skipping In DuckDB Iceberg | Video |
| Tim Storer | — | Speaker | Roundtable: The critical role of Open Source in advancing Responsible AI for the public good | Video |
| Tyler Jones | — | Speaker | Lessons from Building a High-Performance Kafka Connect Sink for Cloud-Native Storage | Video |
| Victor Sunderland | — | Speaker | Beyond the Spark UI: Building Agent-Native Observability at OpenAI | Video |
| Viktor Kessler | — | Speaker | Did We Forget the Lake? | Video |
| Wei Yan | — | Speaker | Operating Apache Spark at OpenAI's Hyperscale Lakehouse | Video |
| Youki Shiraishi | — | Speaker | Initial Performance Evaluation of Cassandra Accord with NoSQLBench | Video |
| Yuan Zhou | — | Speaker | Apache Gluten: From Incubating to Top-Level Project — Architecture, Ecosystem, and Latest Advances | Video |
| Yufei Gu | — | Speaker | Beyond Tables: Semantic Interoperability with Apache Ossie and Apache Polaris | Video |
| Zita Dombi | — | Speaker | Keeping the Data Flowing: Implementing Zero Downtime Upgrades in Apache Ozone | Video |
| Zoi Kaoudi | — | Speaker | Apache Wayang: Cross-Engine Analytics Made Easy | Video |
| Zoltán Borók-Nagy, Péter Rózsa | — | Speaker | Challenges of Implementing Iceberg Features in a C++ Query Engine | Video |
| Zoltan Chovan | — | Speaker | Extending Kudu backups with Flink: from periodic jobs to continuous replication | Video |
Sources
- https://communityovercode.org/events/glasgow-2026
- https://communityovercode.org/events/glasgow-2026/register
- https://news.apache.org/foundation/entry/the-apache-software-foundation-announces-keynote-speakers-for-community-over-code-glasgow-2026
- https://news.apache.org/foundation/entry/community-over-code-call-for-presentations-now-open-introducing-lakehouse-day-eu-2026
- https://www.youtube.com/@communityovercode/playlists