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. …

Cassandra is a NoSQL distributed database. By design, NoSQL databases are lightweight, open-source, non-relational, and largely distributed. Counted among their strengths are horizontal …

Mar 23, 2026 · You can start Cassandra with sudo service cassandra start and stop it with sudo service cassandra stop. However, normally the service will start automatically. For this reason be sure to …

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 …

Read through the Cassandra Basics to learn main concepts and how Cassandra works at a high level. To understand Cassandra in more detail, head over to the Docs. Browse through the Case Studies …

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 …

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® 5.0: Moving Toward an AI-Driven Future Cassandra 5.0 is coming soon! We are excited about the upcoming availability of Apache Cassandra 5.0, the project’s major release for 2023!

Here are known Cassandra client drivers organized by language. Before choosing a driver, you should verify the Cassandra version and functionality supported by a specific driver.

Download the binary tarball from one of the mirrors on the Apache Cassandra Download site. For example, to download Cassandra 4.0: