Apache Cassandra is an open source NoSQL distributed database trusted by thousands of companies for scalability and high availability without compromising performance.

Oct 29, 2025 · 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 …

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 …

NAME nodetool tablehistograms - Print statistic histograms for a given table SYNOPSIS nodetool [(-h <host> | --host <host>)] [(-p <port> | --port <port>)] [(-pw ...

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 …

Since it is a distributed database, Cassandra can (and usually does) have multiple nodes. A node represents a single instance of Cassandra. These nodes communicate with one another through a …

Authentication is pluggable in Cassandra and is configured using the authenticator setting in cassandra.yaml. Cassandra ships with two options included in the default distribution.

The Cassandra documentation is maintained in the Cassandra source repository along with the Cassandra code base. To submit changes to the documentation, follow the standard process for …

Install the RPM build on CentOS and RHEL-based distributions if you want to install Cassandra using YUM. Install the Debian build on Ubuntu and other Debian-based distributions if you want to install …

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 …