DBMS > CouchDB vs. UniData,UniVerse

System Properties Comparison CouchDB vs. UniData,UniVerse

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Editorial information provided by DB-Engines

Name

Description

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

MultiValue database and application server with SQL mapping layer and meta database capabilities

Primary database model

Document store

Multivalue DBMS

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

Score	15.62
Rank	#38	Overall
	#6	Document stores

Score	4.15
Rank	#81	Overall
	#2	Multivalue DBMS

Website

couchdb.apache.org

www.rocketsoftware.com/products/rocket-u2

Technical documentation

docs.couchdb.org/en/stable

www.rocketsoftware.com/products/rocket-u2/documentation

Developer

Apache Software Foundation

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

Rocket Software

Initial release

2005

1985

Current release

3.1.1 , September 2020

License

Commercial or Open Source

Open Source

Apache version 2

commercial

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

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

Implementation language

Erlang

Server operating systems

Android
BSD
Linux
OS X
Solaris
Windows

AIX
HP-UX
Linux
Solaris
Windows

Data scheme

schema-free

Typing

predefined data types such as float or date

optional

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

yes

via views

yes

SQL

Support of SQL

yes

APIs and other access methods

RESTful HTTP/JSON API

Java API

JPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API

Supported programming languages

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

.Net
Basic

U2 Basic
C
Java

Server-side scripts

Stored procedures

View functions in JavaScript

yes

Triggers

yes

U2 Basic

Partitioning methods

Methods for storing different data on different nodes

Sharding

improved architecture with release 2.0

none

Replication methods

Methods for redundantly storing data on multiple nodes

Multi-source replication
Source-replica replication

Source-replica replication

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency

Foreign keys

Referential integrity

Transaction concepts

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

atomic operations within a single document possible

ACID

configurable

Concurrency

Support for concurrent manipulation of data

yes

strategy: optimistic locking

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 database

Access rights according to SQL-standard and operating system based

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More resources

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

Apache CouchDB 3.0 NoSQL Database: A Major Milestone -- ADTmag
27 February 2020, ADT Magazine

NoSQL Software Market Demand, Booming Worldwide and Strategic Outlook to 2025 | MongoDB, OrientDB, Amazon, Azure Cosmos DB, Couchbase, ArangoDB, CouchDB, MarkLogic
11 February 2021, NeighborWebSJ

CouchDB 3.0 ends admin party era • DEVCLASS
27 February 2020, DevClass

Global Document Databases Software Market Latest Technological Advancements 2026: MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase etc. – NeighborWebSJ
26 February 2021, NeighborWebSJ

Global NoSQL Software Market 2020-2025: Top Companies MongoDB, OrientDB, Amazon, Azure Cosmos DB, Couchbase, ArangoDB, CouchDB, MarkLogic, SQL-RD, RethinkDB, RavenDB, Microsoft, Redis
28 January 2021, SoccerNurds

provided by Google News

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16 March 2020, Reuters

Rocket Software UniData Offers High Level of Performance for the Society of Authors
23 October 2019, Database Trends and Applications

UniData
5 March 2019, International Spectrum Magazine

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17 June 2020, Simply Wall St

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4 February 2021, NeighborWebSJ

provided by Google News

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