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

DBMS > Adabas vs. CouchDB vs. Realm

System Properties Comparison Adabas vs. CouchDB vs. Realm

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonRealm  Xexclude from comparison
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.A mobile DBMS often used as a replacement for SQLite
Primary database modelMultivalue DBMSDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.99
Rank#70  Overall
#1  Multivalue DBMS
Score18.40
Rank#34  Overall
#5  Document stores
Score7.74
Rank#44  Overall
#27  Relational DBMS
Websitewww.softwareag.com/­corporate/­products/­adabas_natural/­adabas/­default.htmlcouchdb.apache.orgrealm.io
Technical documentationdocs.couchdb.org/­en/­stablerealm.io/­docs
DeveloperSoftware AGApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerRealm
Initial release197120052014
Current release2.3.1, March 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2commercial infoLicenses are free. Parts are open sourced.
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 languageErlang
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
Android
BSD
Linux
OS X
Solaris
Windows
server-less
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesyesyes infovia viewsyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL Gatewaynono
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
RESTful HTTP/JSON API
Supported programming languagesNaturalC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored proceduresin NaturalView functions in JavaScriptno
Triggersnoyesyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistaSharding infoimproved architecture with release 2.0none
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event ReplicatorMaster-master replication
Master-slave replication
none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoatomic operations within a single document possibleACID
Concurrency infoSupport for concurrent manipulation of datayesyes infostrategy: optimistic locking
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.nonoyes infoIn-Memory realm
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)Access rights for users can be defined per databaseno

More information provided by the system vendor

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

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

More resources
Adabas infodenotes "adaptable data base"CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"Realm
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

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

show all

Recent citations in the news

Software AG (OTCMKTS:STWRY) Receives Average Rating of “Hold” from Analysts
16 September 2019, Slater Sentinel

Software AG Announces New “Adabas & Natural 2050” Agenda
31 August 2016, Business Wire

What's in SOFTWARE AG DARMSTADT ORDINARY SHARES (OTCMKTS:SWDAF) After Decline in Shorted Shares?
15 September 2019, Invest Tribune

Software AG (OTCMKTS:STWRY) Given Consensus Recommendation of “Hold” by Analysts
31 August 2019, Sundance Herald

Software (OTCMKTS:STWRY) Share Price Crosses Above Two Hundred Day Moving Average of $8.56
30 August 2019, Tech Know Bits

provided by Google News

Global NoSQL Databases Software Market 2019 Industry Status MarkLogic, RethinkDB, CouchDB, SQL-RD, OrientDB
16 September 2019, Herald Writer 24

How to create your first CouchDB database with Fauxton
8 May 2019, TechRepublic

How to install CouchDB on CentOS 7
30 April 2019, TechRepublic

NoSQL Databases Software Market Is Booming Worldwide | MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase
26 August 2019, Indian Columnist

A Pokemon Crash Course on CouchDB
11 August 2016, SitePoint

provided by Google News

Realm explains the benefits of real-time collaboration for mobile apps
24 October 2016, App Developer Magazine

Realm Makes PostgreSQL Real-Time with New Connector
21 March 2017, Database Trends and Applications

Realm Platform 2.0 Is Significant Step Forward for Building Responsive and Real-Time Mobile Applications
17 October 2017, Business Wire

Realm Receives Investment from Ericsson Ventures to Advance Development of Edge Computing Solutions
21 September 2017, Business Wire

Realm Launches Realm Mobile Platform Professional Edition to Drive Collaborative Realtime Applications
12 December 2016, Business Wire

provided by Google News

Job opportunities

Software Engineer II (ADABAS & Natural)
US House Of Representatives - CAO, Washington, DC

System Analyst
Technozant, Austin, TX

SENIOR ARCHITECT, STUDENT INFORMATION SYSTEMS, IS&T Applications
Boston University, Boston, MA

ADABAS NATURAL Programmer
Peer Solutions Group, Columbia, SC

Applications Systems Analyst
Arizona Department of Public Safety, Phoenix, AZ

Mobile Application Developers
PORTAL Technologies Corporation, Washington, DC

Data Specialist
Dhanutek, Research Triangle Park, NC

COMPUTER SPECIALIST (SOFTWARE)
New York City NYC EMPLOYEES RETIREMENT SYS, Brooklyn, NY

COMPUTER ASSOC (SOFTWARE)
New York City NYC EMPLOYEES RETIREMENT SYS, Brooklyn, NY

Core Java Developer
Resume Tree Recruiting Group, LLC, San Jose, CA

Software Engineer, iOS
Warner Bros Careers, Philadelphia, PA

Senior Android Software Engineer
Johns Hopkins Applied Physics Laboratory (APL), Laurel, MD

Software Engineer, iOS - Seattle
Lyft, Seattle, WA

Software Engineer, iOS
Lyft, San Francisco, CA

jobs by Indeed




Share this page

Featured Products

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.

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

Present your product here