What is Apache Cassandra? Apache Cassandra is an open source NoSQL distributed database trusted by thousands of companies for scalability and high availability without compromising performance. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure make it the perfect platform for mission-critical data.
Welcome to Apache Cassandra’s documentation! This is the official documentation for Apache Cassandra. If you would like to contribute to this documentation, you are welcome to do so by submitting your contribution like any other patch following these instructions.
This section covers how to get started using Apache Cassandra and should be the first thing to read if you are new to Cassandra.
Apache Cassandra was designed as a best-in-class combination of both systems to meet emerging large scale, both in data footprint and query volume, storage requirements. As applications began to require full global replication and always available low-latency reads and writes, a new kind of database model was required to meet these new requirements. Relational database systems at that time ...
Read through the Cassandra Basics to learn main concepts and how Cassandra works at a high level. Browse through the Case Studies to learn how other users in our worldwide community are getting value out of Cassandra.