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CouchDB System Properties

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Editorial information provided by DB-Engines
NameCouchDB stands for "Cluster Of Unreliable Commodity Hardware"
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.
Database modelDocument store
DB-Engines Ranking measures the popularity of database management systems
Trend Chart
Score22.37
Rank#26  Overall
#4  Document stores
Websitecouchdb.apache.org
Technical documentationwiki.apache.org/­couchdb
DeveloperApache Software Foundation Apache top-level project, originally developed by Damien Katz, a former Lotus Notes developer
Initial release2005
Current release2.0.0, September 2016
License Commercial or Open SourceOpen Source Apache version 2
Cloud-based Only available as a cloud serviceno
Implementation languageErlang
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
Data schemeschema-free
Typing predefined data types such as float or dateno
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.no
Secondary indexesyes via views
SQL Support of (almost full) SQL standard (DML, DDL and DCL statements)no
APIs and other access methodsRESTful HTTP/JSON API
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Server-side scripts Stored proceduresView functions in JavaScript
Triggersyes
Partitioning methods Methods for storing different data on different nodesSharding improved architecture with release 2.0
Replication methods Methods for redundantly storing data on multiple nodesMaster-master replication
Master-slave replication
MapReduce Offers an API for user-defined Map/Reduce methodsyes
Consistency concepts Methods to ensure consistency in a distributed systemEventual Consistency
Foreign keys Referential integrityno
Transaction concepts Support to ensure data integrity after non-atomic manipulations of datano atomic operations within a single document possible
Concurrency Support for concurrent manipulation of datayes strategy: optimistic locking
Durability Support for making data persistentyes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.no
User concepts Access controlAccess rights for users can be defined per database

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More resources
CouchDB stands for "Cluster Of Unreliable Commodity Hardware"
DB-Engines blog posts

Couchbase climbs up the DB-Engines Ranking, increasing its popularity by 10% every month
2 June 2014, Matthias Gelbmann

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Recent citations in the news

Attackers start wiping data from CouchDB and Hadoop databases
19 January 2017, PCWorld

Hadoop, CouchDB Next Targets in Wave of Database Attacks ...
20 January 2017, Threatpost

DB Ransom Attacks Spread to CouchDB and Hadoop | Database ...
23 January 2017, Windows IT Pro

Database Ransom Attacks Hit CouchDB and Hadoop Servers
18 January 2017, BleepingComputer

CouchDB 2.0 adds clustering and an easier query language
21 September 2016, InfoWorld

provided by Google News




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