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Apache Cassandra® @cassandra.apache.org · 20/09/2026

Zero trust means the network is not a security boundary. For Apache Cassandra® that pushes the question down to mutual TLS: every connection authenticated, no exceptions. Francisco Guerrero, Software Engineer, Apple. cassandra.apache.org/_/events/202...

cassandra.apache.org

Apache Cassandra | Apache Cassandra Documentation

The Apache Cassandra track at Community Over Code 2026, Glasgow, 11-13 October

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Apache Cassandra® @cassandra.apache.org · 22/09/2026

Storage and performance: five talks coming up on below the API. Memtables off the heap. The 6.0 write path. A profiler built into the server. Dictionary compression. And tries, aimed at tombstones. Community Over Code, Glasgow, 11–13 Oct. cassandra.apache.org/_/events/202...

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Apache Cassandra® @cassandra.apache.org · 27/09/2026

Security, analytics, tooling. Five talks on our edges: Sidecar, mutual TLS, terabyte ingestion, analytics in place, and the command line. Apache Cassandra® track, Community Over Code, 11–13 Oct. cassandra.apache.org/_/events/202...

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Apache Cassandra® @cassandra.apache.org · 11/10/2026

A jammed pack Cassandra Track room has started! Scott Andreas kicks it off with some great slides on "Cassandra: A Normal Database", describing how these things are getting implemented in lots of details.

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Apache Cassandra® @cassandra.apache.org · 11/10/2026

Memtables are the single largest contributor to Cassandra’s garbage collection overhead. Kamil Leśniak's talk describes the final stage of a long progression: a fully off-heap memtable implementation building on the trie memtable

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Apache Cassandra® @cassandra.apache.org · 16h

Francisco Guerrero and Saranya Krishnakumar showing how the Analytics library reads SSTables through Sidecar, bypassing the read and write path entirely.

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Apache Cassandra® @cassandra.apache.org · 11/10/2026

Cassandra 6.0 write performance improvements from Dmitry Konstantinov the low down on how to "do less work" and "allocate less" and "contend less" and "helping the JIT"

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Apache Cassandra® @cassandra.apache.org · 11/10/2026

Bernardo Botella Corbi talking to native cpu profiling in Cassandra. Also with a call out to using easy-db-labs 🤩 cassandra.apache.org/_/events/202...

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Apache Cassandra® @cassandra.apache.org · 18/09/2026

How does Apache Cassandra® shows its transactions are correct ? A consensus protocol. A TLA+ model of it. A fuzzer guided by it. A benchmark harness. And a talk arguing the result is just a database. Five talks, Community Over Code, Glasgow. cassandra.apache.org/_/events/202...

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Apache Cassandra® @cassandra.apache.org · 13/09/2026

A consensus protocol's paper performance and its performance under a benchmark harness are not the same number. Youki Shiraishi, Researcher at NTT, on evaluating Accord with NoSQLBench. Apache Cassandra® track, Community Over Code, Glasgow. cassandra.apache.org/_/events/202...

cassandra.apache.org

Apache Cassandra | Apache Cassandra Documentation

The Apache Cassandra track at Community Over Code 2026, Glasgow, 11-13 October

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Apache Cassandra® @cassandra.apache.org · 19/04/2026

CEP-52 is available in 6.0: Schema Annotations in CQL for #ApacheCassandra! Add inline comments and security labels to keyspaces, tables, columns, and UDTs — queryable via system views. Better documentation and classification, baked into the schema. ✍️ cwiki.apache.org/confluence/d...

cwiki.apache.org

CEP-52: Schema Annotations for ApacheCassandra - CASSANDRA - Apache Software Foundation

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Apache Cassandra® @cassandra.apache.org · 12/04/2026

CEP-58: Satellite Datacenters has passed its vote! 🛰️ Multi-region HA using 2 full DCs + small satellite nodes — lower cost than a traditional 3-DC setup, with transactionally consistent failover and zero data loss. cwiki.apache.org/confluence/d...

cwiki.apache.org

CEP-60: Flexible Placements - CASSANDRA - Apache Software Foundation

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Apache Cassandra® @cassandra.apache.org · 05/04/2026

CEP-32: OpenTelemetry Tracing is coming to #ApacheCassandra! 🔍 Vote passed. Native OTel integration — correlate Cassandra query spans with your existing observability stack. cwiki.apache.org/confluence/d... #OpenTelemetry #NoSQL #Observability #OpenSource

cwiki.apache.org

CEP-32: OpenTelemetry tracing integration - CASSANDRA - Apache Software Foundation

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Apache Cassandra® @cassandra.apache.org · 04/04/2026

[RELEASE] Apache Cassandra 6.0-alpha1 is out ‼️ This is a quarterly alpha release, for testing and development purposes. Download it at: downloads.apache.org/cassandra/6.... News: github.com/apache/cassa... Changelogs: github.com/apache/cassa...

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Apache Software Foundation (The ASF) @apache.org · 20/03/2026

A reported security incident involving Trivy (v0.69.4) may have exposed credentials via compromised code. ASF Infra has taken precautionary steps, including disabling verified creator actions. More details: news.apache.org/foundation/e...

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Bernardo Botella @me.bernardo.dev · 01/03/2026

Apache Software Foundation announced the opening of Travel Assistance Applications for next Community Over Code in Glasgow next October. tac.apache.org If you are planning to be around, please come and say hi on the @cassandra.apache.org track!

tac.apache.org

Travel Assistance Committee - TAC

The Travel Assistance Committee helps people get to ASF related events that they could not otherwise afford to attend.

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Apache Cassandra® @cassandra.apache.org · 21/12/2025

The C/C++ Driver is officially part of the project thanks to the donation from DataStax & IBM Now found at github.com/apache/cassa... Reach out if you'd like to be involved in next steps post-donation: new docs location & first release; great ways to get involved & become part of our dev community

github.com

GitHub - apache/cassandra-cpp-driver: C/C++ Driver for Apache Cassandra®

C/C++ Driver for Apache Cassandra®. Contribute to apache/cassandra-cpp-driver development by creating an account on GitHub.

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Apache Cassandra® @cassandra.apache.org · 04/11/2025

If you are in Minneapolis Nov 12th ‼️ MSP Cassandra User Group MeetUp 5-8pm Food, drinks & some great talks… 1. Future of C* based GenAI with IBM Watsonx 2. Cassandra @ Netflix – Chris Lohfink 3. ACID Transactions with C* – Aaron Ploetz 👉🏼 Register luma.com/apfa9bdt

luma.com

MSP Cassandra User Group - November · Luma

Tentative Agenda 5:00 - 5:45: Food / Networking 5:45 - 6:15: Future of Apache Cassandra® based GenAI with IBM watsonx 6:15 – 7:00: Cassandra @ Netflix (title…

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Apache Cassandra® @cassandra.apache.org · 04/11/2025

Cassandra Constraints by Bernardo Botella Corbi Ever worried about a 4GB DVD rip being pushed into a single database column, wreaking havoc on your CDC pipeline? 📀💥 The new constraints framework gives you powerful, granular control over your data at the schema level www.youtube.com/watch?v=u93I...

youtube.com

Apache Cassandra Constraints by Bernardo Botella Corbi

Ever worried about a 4GB DVD rip being pushed into a single database column, wreaking havoc on your CDC pipeline? 📀💥 Apache Cassandra's new constraints framework is the elegant solution you've been…

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Apache Cassandra® @cassandra.apache.org · 22/10/2025

If you're in Seattle Nov 11th ! C* OSS MeetUp 5:15-8:00PM Pizza & some great talks… 1. [Apple] Streaming C*: Native CDC w/ Kafka 2. [Netflix] Behind the Scenes: Empowering Live Events w/ C* 3. [AWS] AWS Commitment to OSS 4. [Uber] First-Class Support for C* MVs cassandraossmeetup.splashthat.com

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Apache Cassandra® @cassandra.apache.org · 26/09/2025

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

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Apache Cassandra® @cassandra.apache.org · 14/09/2025

Saranya Krishnakumar and Francisco Guerrero presenting The Road Ahead: Next steps for Cassandra Sidecar post v0.1 www.communityovercode.org – Minneapolis

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Apache Cassandra® @cassandra.apache.org · 14/09/2025

Andres Beck-Ruiz and William Nguyen presenting Performance Improvements & Upgrade Challenges: Bloomberg’s Road to Apache Cassandra 5.0 www.communityovercode.org– Minneapolis

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Apache Cassandra® @cassandra.apache.org · 30/08/2025

Join us at Community over Code's Cassandra Track, Fri Sept 12th for Auto Repair in Apache Cassandra Jaydeepkumar Chovatia (Uber) and Andrew Tolbert (Apple), both Cassandra Committers. www.communityovercode.org– Minneapolis, Minnesota, USA, September 11-14

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Apache Cassandra® @cassandra.apache.org · 08/03/2025

Cassandra users, you'll going to love this ! [RELEASE] Apache Cassandra Sidecar 0.1.0 Downloads dlcdn.apache.org/cassandra/cassandra-sidecar/0.1.0/ repo.maven.apache.org/maven2/org/apache/cassandra/ Changelog github.com/apache/cassa... More on Sidecar in its CEP cwiki.apache.org/confluence/p...

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Apache Software Foundation (The ASF) @apache.org · 10/02/2025

📅 Save the Date 📅 Community Over Code North America 2025 has been announced! Where: Minneapolis, MN (USA) When: September 11-14, 2025 Read more about #CommunityOverCode --> buff.ly/4jQx36S

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