DB-EnginesCrateDB bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Couchbase vs. IBM Db2 vs. Informix

System Properties Comparison Couchbase vs. IBM Db2 vs. Informix

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameCouchbase infoOriginally called Membase  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonInformix  Xexclude from comparison
DescriptionJSON-based document store derived from CouchDB with a Memcached-compatible interfaceCommon in IBM host environments, 2 different versions for host and Windows/LinuxA secure embeddable database from IBM, positioned besides DB2 as a relatively low-cost product optimized for OLTP and Internet of Things data
Primary database modelDocument storeRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBRelational DBMS infoSince Version 12.10 support for JSON/BSON datatypes compatible with MongoDB
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocolDocument store
RDF store infoin DB2 LUW (Linux, Unix, Windows)
Document store
Time Series DBMS infowith Informix TimeSeries Extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score31.29
Rank#23  Overall
#3  Document stores
Score171.56
Rank#6  Overall
#5  Relational DBMS
Score25.40
Rank#27  Overall
#15  Relational DBMS
Websitewww.couchbase.comwww.ibm.com/­analytics/­us/­en/­db2www.ibm.com/­analytics/­informix
Technical documentationdocs.couchbase.comwww.ibm.com/­support/­knowledgecenter/­SSEPGGinformix.hcldoc.com
www.ibm.com/­support/­knowledgecenter/­SSGU8G/­welcomeIfxServers.html
DeveloperCouchbase, Inc.IBMIBM, HCL Technologies infoEffective May 1st, 2017, HCL took on development, technical support, and product management teams, and works jointly with IBM on product strategy, marketing, and sales.
Initial release20111983 infohost version1984
Current releaseServer: 6.0, October 2018; Mobile: 2.5, May 2019; Couchbase Autonomous Operator: 1.2, May 201912.1, October 201614.10, March 2019
License infoCommercial or Open SourceOpen Source infoApache version 2; Commercial licenses also availablecommercial infofree version is availablecommercial infofree developer edition available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC, C++, Go and ErlangC and C++C, C++ and Java
Server operating systemsLinux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
z/OS
AIX
HP-UX
Linux
macOS
Solaris
Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyes infoString, Boolean, Numberyesyes infoSince Version 12.10 support for JSON/BSON datatypes
Secondary indexesyesyesyes
SQL infoSupport of SQLDeclarative query language (N1QL) that extends ANSI SQL to JSON. First commercial implementation of SQL++.yesyes
APIs and other access methodsNative language bindings for CRUD, Query, Search and Analytics APIsJSON style queries infoMongoDB compatible
XQuery
ADO.NET
JDBC
ODBC
JSON API infoMongoDB compatible
MQTT (Message Queue Telemetry Transport)
RESTful HTTP API
JDBC
ODBC
Supported programming languages.Net
C
Clojure
ColdFusion
Erlang
Go
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
Tcl
C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
.Net
C
C++
Java
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresFunctions and timers in JavaScriptyesyes
Triggersyes infovia the TAP protocolyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoonly with Windows/Unix/Linux VersionSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication infoincluding cross data center replication
Master-slave replication
yes infowith separate tools (MQ, InfoSphere)Master-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infoselectable on a per-operation basis
Immediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataSingle-document ACID transactionsACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoEphemeral bucketsyes
User concepts infoAccess controlUser and Administrator separation with password-based and LDAP integrated Authenticationfine grained access rights according to SQL-standardUsers with fine-grained authentication, authorization, and auditing controls
More information provided by the system vendor
Couchbase infoOriginally called MembaseIBM Db2 infoformerly named DB2 or IBM Database 2Informix
Specific characteristicsCouchbase Server is an open source NoSQL database engineered to support the agile...
» more
Competitive advantagesPowerful Querying: An expressive query language that extends SQL and supports joins...
» more
Typical application scenariosReal-time Big Data , Profile Management , Mobile Applications , Content Management...
» more
Key customersCouchbase customers include industry leaders like AOL, AT&T, Bally’s, BSkyB, Cisco...
» more
Licensing and pricing modelsAll software is licensed under the Apache License, Version 2.0
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more
General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
Couchbase infoOriginally called MembaseIBM Db2 infoformerly named DB2 or IBM Database 2Informix
DB-Engines blog posts

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

show all

Conferences and events

IDUG Db2 Tech Conference Europe 2019
Rotterdam, Netherlands, 29-24 October 2019

IIUG Informix Conference 2019
Los Angeles, California, USA, 22-26 September 2019

Recent citations in the news

Couchbase to Exhibit and Present at Oracle OpenWorld 2019
12 September 2019, Yahoo Finance

Couchbase Named to Constellation ShortList for Hybrid- and Cloud-Friendly NoSQL Stores in Q3 2019
29 August 2019, Yahoo Finance

Digital Transformation Projects Continue to Be at Risk, Couchbase Research Finds
4 September 2019, GlobeNewswire

Digital transformation projects continue at risk, Couchbase research finds -
5 September 2019, Enterprise Times

Document Databases Market – A comprehensive study by Key Players: Couchbase , MongoDB , Amazon , MarkLogic
29 August 2019, Indian Columnist

provided by Google News

IBM Patches Privilege Escalation Flaw In Db2 Mirror
18 September 2019, IT Jungle

Top 8 Cloud Data Warehouses
10 September 2019, Datamation

Fresche Hires Database Modernization Expert
11 September 2019, IT Jungle

IBM Lab Services: Your IBM i All-Star Team
16 September 2019, IT Jungle

How IBM Is Turning Db2 into an 'AI Database'
3 June 2019, Datanami

provided by Google News

Oracle Founder Larry Ellison on Uber, Tesla, AI, and Self-Driving Cars
20 September 2019, Barron's

Embedded Database Management Systems Market Demand, Technology, Innovation & Top Markets Research like Microsoft, IBM, Oracle, Centura Software, Software AG, Informix, PointBase
20 September 2019, techtiding

Relational Databases Software Market to Witness Huge Growth by 2025 | Microsoft, MySQL, Oracle, SAP
20 September 2019, OnYourDesks

Embedded Database Management Systems Market Detail Analysis focusing on Application, Types and Regional Outlook
16 September 2019, NewsStoner

The Confluence of HPC and AI - Intel Customer Use Cases
30 August 2019, insideHPC

provided by Google News

Job opportunities

Data Engineer, Python
#TeamGoHealth, Chicago, IL

Data Scientist
HOMER, New York, NY

Cloud Operations Engineer
Staples, Framingham, MA

Couchbase/NoSQL DBA
Ace-stack LLC, Chicago, IL

Healthcare Data Integration Analyst
Revint Solutions, Chandler, AZ

SQL Server DBA/Developer
Core Software, New York, NY

Sr. Data Engineer (Healthcare)
UnitedHealth Group, Connecticut

Database Administrator - IT Division
Federal Reserve Board of Governors, Washington, DC

Data Migration Specialist / Database Developer ( DBA )
UnitedHealth Group, Falls Church, VA

Data Migration Specialist / Database Developer ( DBA )
UnitedHealth Group, Windsor Mill, MD

Senior 4GL Developer
Skechers, Manhattan Beach, CA

Data Protection & Encryption Services Consultant
IBM, Littleton, MA

Java Developer
SDH Systems, Plano, TX

Senior Integration Consultant
Daman Incorporated, Austin, TX

Senior MDM Developer
Prolifics, Houston, TX

jobs by Indeed




Share this page

Featured Products

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Redis logo

Start now with Redis Cloud
Secure, highly available Redis as a serverless, hosted, fully managed cloud service.
Sign up here.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Present your product here