DBMS > Couchbase vs. CouchDB vs. PouchDB

System Properties Comparison Couchbase vs. CouchDB vs. PouchDB

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Editorial information provided by DB-Engines

Name

Description

JSON-based document store derived from CouchDB with a Memcached-compatible interface

A native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.

JavaScript DBMS with an API inspired by CouchDB

Primary database model

Document store

Secondary database models

Key-value store info

originating from the former Membase product and supporting the Memcached protocol

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	31.29
Rank	#23	Overall
	#3	Document stores

Score	18.40
Rank	#34	Overall
	#5	Document stores

Score	2.70
Rank	#89	Overall
	#15	Document stores

Website

www.couchbase.com

couchdb.apache.org

pouchdb.com

Technical documentation

docs.couchbase.com

docs.couchdb.org/en/stable

pouchdb.com/guides

Developer

Couchbase, Inc.

Apache Software Foundation info

Apache top-level project, originally developed by Damien Katz, a former Lotus Notes developer

Apache Software Foundation

Initial release

2011

2005

2012

Current release

Server: 6.0, October 2018; Mobile: 2.5, May 2019; Couchbase Autonomous Operator: 1.2, May 2019

2.3.1, March 2019

7.1.1, June 2019

License

Commercial or Open Source

Open Source info

Apache version 2; Commercial licenses also available

Open Source info

Apache version 2

Open Source

Cloud-based only info

Only available as a cloud service

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

C, C++, Go and Erlang

Erlang

JavaScript

Server operating systems

Linux
OS X
Windows

Android
BSD
Linux
OS X
Solaris
Windows

server-less, requires a JavaScript environment (browser, Node.js)

Data scheme

schema-free

Typing

predefined data types such as float or date

yes

String, Boolean, Number

XML support info

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

yes

via views

yes

via views

SQL

Support of SQL

Declarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.

APIs and other access methods

Native language bindings for CRUD, Query, Search and Analytics APIs

RESTful HTTP/JSON API

HTTP REST

only for PouchDB Server
JavaScript API

Supported programming languages

.Net
C
Clojure
ColdFusion
Erlang
Go
Java
JavaScript info

Node.js
Perl
PHP
Python
Ruby
Scala
Tcl

C
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk

JavaScript

Server-side scripts info

Stored procedures

Functions and timers in JavaScript

View functions in JavaScript

Triggers

yes

via the TAP protocol

yes

Partitioning methods info

Methods for storing different data on different nodes

Sharding

improved architecture with release 2.0

Sharding

with a proxy-based framework, named couchdb-lounge

Replication methods info

Methods for redundantly storing data on multiple nodes

Master-master replication info

including cross data center replication
Master-slave replication

Master-master replication
Master-slave replication

Master-master replication info

also with CouchDB databases
Master-slave replication info

also with CouchDB databases

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts info

Methods to ensure consistency in a distributed system

Eventual Consistency
Immediate Consistency info

selectable on a per-operation basis

Eventual Consistency

Foreign keys info

Referential integrity

Transaction concepts info

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

Single-document ACID transactions

atomic operations within a single document possible

Concurrency info

Support for concurrent manipulation of data

yes

strategy: optimistic locking

Durability info

Support for making data persistent

yes

by using IndexedDB, WebSQL or LevelDB as backend

In-memory capabilities info

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

yes

Ephemeral buckets

yes

User concepts info

Access control

User and Administrator separation with password-based and LDAP integrated Authentication

Access rights for users can be defined per database

More information provided by the system vendor

Specific characteristics

Couchbase Server is an open source NoSQL database engineered to support the agile...
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Competitive advantages

Powerful Querying: An expressive query language that extends SQL and supports joins...
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Typical application scenarios

Real-time Big Data , Profile Management , Mobile Applications , Content Management...
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Key customers

Couchbase customers include industry leaders like AOL, AT&T, Ballyâ€™s, BSkyB, Cisco...
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Licensing and pricing models

All software is licensed under the Apache License, Version 2.0
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