Apache Cassandra is...

an open source distributed database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. Cassandra offers robust support for clusters spanning multiple data centers, with asynchronous masterless replication allowing low latency operations for all clients.

Planet Cassandra is not Apache Cassandra™, Datastax is not Apache Cassandra.



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Recent Planet Cassandra Blog Postings

One (Token) Ring to Rule Them All

Luke Tillman, Technical Evangelist, DataStax
For newcomers to Cassandra, all the terminology can be a little overwhelming at first. If you have experience with relational databases, some concepts like a "Row" or a "Primary Key" will be familiar. But other terms that seem straightforward can often be a little confusing, especially when paired w

This Week in Cassandra: Testing Cassandra with Jepsen 4/22/2016

Welcome to the another week of This Week in Cassandra! Cassandra is a distributed database offering linear scalability and high availability. In this post we’ll take a look at projects, blogs, events, jobs and JIRAs that are new to the Cassandra community. We’ll be discussing this post with Joel

Cassandra Native Secondary Index Deep Dive

Duy Hai Doan, Apache Cassandra Evangelist, DataStax
The native secondary index is the less known and most misused feature of Cassandra. In this article we'll explain thoroughly the technical implementation of native secondary index to highlight best use-cases and the worst anti-patterns. A General architecture Let's say that we have the f
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