Apache Cassandra®
@cassandra.apache.org
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Updates from a true open source distributed application database   trusted by thousands of successful companies for    best-in-class scalability, availability, performance      and unbeatable fault-tolerance + reliability. (I follow my PMC)
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Dive into Accord, Cassandra's groundbreaking protocol for multi-partition ACID transactions! 🚀 Here Alex Petrov bridges the gap between academic paper & practical realities, offering the "missing guide" developers & operators need to master this powerful new feature

www.youtube.com/watch?v=04kj...
Accord Transactions Missing Guide for Developers and Operators Alex Petrov
Dive deep into Accord, Cassandra's groundbreaking protocol for multi-partition ACID transactions! 🚀 In this session from Community Over Code 2025, Alex Petrov bridges the gap between the academic…
www.youtube.com
cassandra.apache.org
We are very glad to announce that Jyothsna Konisa has accepted our invitation to become a committer !

Jyothsna has been contributing to C* for >3 years now, contributed the mTLS feature (CEP-34) & is making progress on CEP-44 (Kafka integration for CDC using Sidecar), as well as other contributions
cassandra.apache.org

The chair is an administrative position that interfaces with the Apache Software Foundation Board, by submitting regular reports about project status and health. Read more about the PMC chair role on Apache projects: www.apache.org/foundation/h...
How the ASF works | Apache Software Foundations
Introducing The ASF’s New Logo Learn More
www.apache.org
cassandra.apache.org
We are happy to announce Ekaterina Dimitrova as the next PMC Chair for our community!

Ekaterina has been part of our community for many years and has been a great champion of our community.

She takes over from Dinesh Joshi, whom we thank for all his service the past year.
cassandra.apache.org
Vote passes to include CEP-54 🥳
ZSTD with Dictionary SSTable Compression

Adding dictionary support to ZSTD can further improve both metrics, yielding 3–4x improvements in certain workloads.

cwiki.apache.org/confluence/d...
CEP-54 wiki page screenshot
cassandra.apache.org
cassandra.apache.org
Join us at Community over Code's Cassandra Track, Sun Sept 14th for

Efficient export with Cassandra Analytics
Serban Teodorescu

www.communityovercode.org– Minneapolis, Minnesota, USA, September 11-14
cassandra.apache.org
Serban Teodorescu presenting
Efficient export with Cassandra Analytics

www.communityovercode.org – Minneapolis
Serban Teodorescu presenting – How it started Options for import/export Sidecar overview Cassandra Analytics
cassandra.apache.org
cassandra.apache.org
Join us at Community over Code's Cassandra Track, Sun Sept 14th for

Life is better, Since we choose right keys for Cassandra Home
Gokul Prabagaren

www.communityovercode.org– Minneapolis, Minnesota, USA, September 11-14
cassandra.apache.org
Gokul Prabagaren from CapitalOne presenting
Life is better, since we choose right keys for Cassandra Home

www.communityovercode.org – Minneapolis
intro slide from Gokul Why it matters to CapitalOne
cassandra.apache.org
cassandra.apache.org
Join us at Community over Code's Cassandra Track, Sun Sept 14th for

Handling Large Blobs in Apache Cassandra CDC with Kafka and Object Storage Integration
Bernardo Botella Corbi (Apple), Cassandra Committer

www.communityovercode.org– Minneapolis, Minnesota, USA, September 11-14
cassandra.apache.org
Bernardo Botella Corbi presenting
Handling Large Blobs in Apache Cassandra CDC with Kafka and Object

www.communityovercode.org – Minneapolis
Bernardo Botella Corbi presenting ComposableDesializer timeline call to action
cassandra.apache.org
cassandra.apache.org
Join us at Community over Code's Cassandra Track, Sun Sept 14th for

Cassandra as a Cloud-Native System of Record: Unlocking the Big Data Ecosystem with Modular APIs
Josh McKenzie (Apple), Cassandra Committer and PMC member

www.communityovercode.org– Minneapolis, Minnesota, USA, September 11-14
cassandra.apache.org
Josh McKenzie presenting
Cassandra as a Cloud-Native System of Record: Unlocking the Big Data Ecosystem with Modular APIs

www.communityovercode.org – Minneapolis
intro slide Today's Architectural Isolationism
cassandra.apache.org
Johnny Miller's lightning talk on
Async Python Integration with Apache Cassandra

www.communityovercode.org – Minneapolis
Understanding Asyncio in Python