DBMS > Apache Cassandra

Apache Cassandra System Properties

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Name

Description

Wide-column store based on ideas of BigTable and DynamoDB

Optimized for write access

Primary database model

Wide column store

Secondary database models

Vector DBMS

starting with release V5

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Score	102.71
Rank	#12	Overall
	#1	Wide column stores

Website

cassandra.apache.org

Technical documentation

cassandra.apache.org/doc/latest

Developer

Apache Software Foundation

Apache top level project, originally developped by Facebook

Initial release

2008

Current release

5.0-rc1, July 2024

License

Commercial or Open Source

Open Source

Apache version 2

Cloud-based only

Only available as a cloud service

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Implementation language

Java

Server operating systems

BSD
Linux
OS X
Windows

Data scheme

schema-free

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

Secondary indexes

restricted

only equality queries, not always the best performing solution

SQL

Support of SQL

SQL-like SELECT, DML and DDL statements (CQL)

APIs and other access methods

Proprietary protocol

CQL (Cassandra Query Language, an SQL-like language)
Thrift

Supported programming languages

C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript

Node.js
Perl
PHP
Python
Ruby
Scala

Server-side scripts

Stored procedures

Triggers

yes

Partitioning methods

Methods for storing different data on different nodes

Sharding

no "single point of failure"

Replication methods

Methods for redundantly storing data on multiple nodes

selectable replication factor

Representation of geographical distribution of servers is possible

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency
Immediate Consistency

can be individually decided for each write operation

Foreign keys

Referential integrity

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

Atomicity and isolation are supported for single operations

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

User concepts

Access control

Access rights for users can be defined per object

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More resources

Recent citations in the news

Use AWS FIS to test the resilience of self-managed Cassandra
25 June 2025, Amazon Web Services (AWS)

IBM to buy Cassandra DBaaS specialist DataStax
25 February 2025, The Stack

IBM plans to buy open source Cassandra wrangler DataStax
25 February 2025, theregister.com

What is Apache Cassandra?
10 November 2024, IBM

Chainguard's FIPS-compliant Cassandra addresses security demand of federal and regulated markets
5 March 2025, CyberScoop

provided by Google News

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