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DBMS > Cassandra

Cassandra System Properties

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Editorial information provided by DB-Engines
NameCassandra
DescriptionWide-column store based on ideas of BigTable and DynamoDB Optimized for write access
Database modelWide column store
DB-Engines Ranking measures the popularity of database management systems
Trend Chart
Score126.18
Rank#8  Overall
#1  Wide column stores
Websitecassandra.apache.org
Technical documentationwww.datastax.com/­docs
DeveloperApache Software Foundation Apache top level project, originally developped by Facebook
Initial release2008
Current release3.10, February 2017
License Commercial or Open SourceOpen Source Apache version 2
Cloud-based Only available as a cloud serviceno
Implementation languageJava
Server operating systemsBSD
Linux
OS X
Windows
Data schemeschema-free
Typing predefined data types such as float or dateyes
Secondary indexesrestricted only equality queries, not always the best performing solution
SQL Support of (almost full) SQL standard (DML, DDL and DCL statements)no
APIs and other access methodsProprietary protocol CQL (Cassandra Query Language, an SQL-like language) and an API based on Apache Thrift
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript Node.js
Perl
PHP
Python
Ruby
Scala
Server-side scripts Stored proceduresno
Triggersyes
Partitioning methods Methods for storing different data on different nodesSharding no "single point of failure"
Replication methods Methods for redundantly storing data on multiple nodesselectable replication factor Representation of geographical distribution of servers is possible
MapReduce Offers an API for user-defined Map/Reduce methodsyes
Consistency concepts Methods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency can be individually decided for each write operation
Foreign keys Referential integrityno
Transaction concepts Support to ensure data integrity after non-atomic manipulations of datano Atomicity and isolation are supported for single operations
Concurrency Support for concurrent manipulation of datayes
Durability Support for making data persistentyes
User concepts Access controlAccess rights for users can be defined per object
More information provided by the system vendor
Cassandra
Specific characteristics

Apache Cassandra is the leading NoSQL, distributed database management system driving many of today's modern business applications by offering continuous availability, high scalability and performance, strong security, and operational simplicity while lowering overall cost of ownership.

Competitive advantages
  • No single point of failure ensures 100% availability.
  • Operational simplicity for lowest total cost of ownership.
  • Best-in-class scalability of NoSQL platforms.
Typical application scenarios

Internet of Things (IOT), fraud detection applications, recommendation engines, product catalogs and playlists and messaging applications.

Key customers

Barracuda Networks, NY Times, Outbrain, BazaarVoice, Best Buy, Comcast, eBay, Hulu, Sky, Pearson Education 

Market metrics

Cassandra is used by a quarter of the Fortune 100

Licensing and pricing models
  • Apache license 
  • Pricing for commercial distributions provided by DataStax and available upon request.
3rd party products and services
Progress DataDirect: Data connectivity across standard SQL and REST

We connect data for 350+ technology partners around the globe including 8 of the top 9 Business Intelligence and Analytics platforms. We co-founded the ODBC specification and serve on the JDBC Expert Group, OData Technical Committee for REST APIs and ANSI SQL Committee.

CData: Connect to Big Data & NoSQL through standard Drivers.

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Big Data & NoSQL Drivers:
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Instaclustr: Fully Hosted and Managed Apache Cassandra

APACHE CASSANDRA

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More resources
Cassandra
DB-Engines blog posts

Cassandra keeps climbing the ranks of the DB-Engines Ranking
3 May 2016, Matthias Gelbmann

Oracle is the DBMS of the Year
5 January 2016, Paul Andlinger, Matthias Gelbmann

Winners, losers and an attractive newcomer in Novembers DB-Engines ranking
2 November 2015, Paul Andlinger

show all

Recent citations in the news

A transition from Oracle to NoSQL Cassandra
17 April 2017, TechTarget

Specialty IaaS cloud providers meet unique IT demands
21 April 2017, TechTarget

Robin Systems' Container-Based Virtualization Platform for Applications
17 April 2017, Virtualization Review

A Benevolent Hacker Is Warning Owners of Unsecured Cassandra Databases
25 January 2017, BleepingComputer

Cloudera focuses message, pleads the fifth on IPO rumors
27 March 2017, ZDNet

provided by Google News




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