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

DBMS > Adabas vs. IBM Db2 warehouse vs. Realm vs. VoltDB

System Properties Comparison Adabas vs. IBM Db2 warehouse vs. Realm vs. VoltDB

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonRealm  Xexclude from comparisonVoltDB  Xexclude from comparison
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformCloud-based data warehousing serviceA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataDistributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Primary database modelMultivalue DBMSRelational DBMSDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.42
Rank#69  Overall
#1  Multivalue DBMS
Score1.99
Rank#114  Overall
#56  Relational DBMS
Score7.97
Rank#45  Overall
#8  Document stores
Score1.78
Rank#119  Overall
#59  Relational DBMS
Websitewww.softwareag.com/­corporate/­products/­adabas_natural/­adabas/­default.htmlwww.ibm.com/­products/­db2-warehouserealm.iowww.voltdb.com
Technical documentationrealm.io/­docsdocs.voltdb.com
DeveloperSoftware AGIBMRealm, acquired by MongoDB in May 2019VoltDB Inc.
Initial release1971201420142010
Current release9.0, April 2019
License infoCommercial or Open SourcecommercialcommercialOpen SourceOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, C++
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
hostedAndroid
Backend: server-less
iOS
Windows
Linux
OS X infofor development
Data schemeyesyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nono infoImport/export of XML data possibleno
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL Gatewayyesnoyes infoonly a subset of SQL 99
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
.NET Client API
JDBC
ODBC
OLE DB
Java API
JDBC
RESTful HTTP/JSON API
Supported programming languagesNaturalJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
Java infowith Android only
Objective-C
React Native
Swift
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresin NaturalPL/SQL, SQL PLno inforuns within the applications so server-side scripts are unnecessaryJava
Triggersnoyesyes infoChange Listenersno
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistaShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event ReplicatoryesnoneMaster-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnono infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyesyesyesyes infoSnapshots and command logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes infoIn-Memory realm
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)fine grained access rights according to SQL-standardyesUsers and roles with access to stored procedures
More information provided by the system vendor
Adabas infodenotes "adaptable data base"IBM Db2 warehouse infoformerly named IBM dashDBRealmVoltDB
Specific characteristicsNow a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
» more
Competitive advantagesRealm ensures offline-first functionality, meaning apps run smoothly and deliver...
» more
Typical application scenariosMobile Consumer Apps First-Line Worker Apps
» more
Key customersCathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
» more
Market metricsUsed by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
» more
Licensing and pricing modelsRealm database is licensed under the Apache License v2.0.
» 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

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"IBM Db2 warehouse infoformerly named IBM dashDBRealmVoltDB
DB-Engines blog posts

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: Surprisingly Strong Q3 Results - Easing Pressure On Q4
23 October 2019, Seeking Alpha

Software (OTCMKTS:STWRY) Share Price Crosses Above 200-Day Moving Average of $7.74
12 November 2019, Casper Courier

Software AG Confirms Outlook after stronger third-quarter
22 October 2019, Euronews

Software (ETR:SOW) PT Set at €38.00 by Goldman Sachs Group
12 November 2019, TechNewsObserver

Software (ETR:SOW) Given a €36.00 Price Target by Goldman Sachs Group Analysts
11 November 2019, Mitchell Messenger

provided by Google News

How IBM Cloud Paks Enable Enterprises To Modernize Their Workloads
30 October 2019, Forbes

Builders Firstsource (BLDR) Stock Rose While Ancient Art LP Cut by $1.78 Million Its Stake; Segall Bryant & Hamill Stake in Ibm (IBM) Lowered as Shares Rose
6 November 2019, FinanceMercury

Capital Investment Counsel Has Lowered Its International Business Machs (IBM) Position by $1.11 Million as Stock Rose; Endurance Wealth Management Has Increased Novartis Ag Adr (NVS) Stake by $728000
6 November 2019, FinanceMercury

Bruce & Co Has Lowered Its Ibm (IBM) Stake by $3.25 Million; Share Value Rose; Manatuck Hill Partners Holding In Freshpet (FRPT) Was Lifted
18 October 2019, MЕSА Wееkly

Allsquare Wealth Management Cut Holding in Intl Business Machines (IBM) by $317566 as Share Price Rose; As Biogen (BIIB) Shares Rose, Bowling Portfolio Management Upped Stake
7 November 2019, The Broch Herald

provided by Google News

Paladins - Champion Teaser: Io, The Shattered Goddess
18 June 2019, GoNintendo

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

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

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

provided by Google News

VoltDB Secures $10 Million in Series C Funding to Meet Demand for 5G Data Requirements
23 October 2019, PRNewswire

Company of the week: VoltDB
25 October 2019, PitchBook News & Analysis

VoltDB Raises $10M in Series C Funding
23 October 2019, FinSMEs

Top tech startup news for today, Wednesday, October 23, 2019
23 October 2019, TechStartups.com

The Fast-Shifting Data Landscape: Data Lakes and Data Warehouses, Working in Tandem
31 October 2019, Database Trends and Applications

provided by Google News

Job opportunities

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

Senior Principal Natural Programmer
Northrop Grumman, Baton Rouge, LA

Senior Software Developer/Analyst
University of Texas at Austin, Austin, TX

ADABAS NATURAL Programmer
Peer Solutions Group, Columbia, SC

System Analyst
Technozant, Austin, TX

WEBSPEHERE SYSTEM ENGINEER
Adwait Algorithm LLP, Washington, DC

Software Engineer, iOS
Warner Bros. Entertainment Group, Philadelphia, PA

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

Software Engineer, iOS - New York
Lyft, New York, NY

Sr. Mobile Developer
Stringbean Technologies, Valley Stream, NY

Software Engineer, iOS
Lyft, San Francisco, CA

Data Engineer – Elastic Engineer
IBM, Austin, TX

Sr Software Engineer Developer
Fidelity Investments, Durham, NC

Principal Big Data Engineer
Fidelity Investments, Boston, MA

Principal Developer
BNY Mellon, New York, NY

DevOps Engineer
TripleLift, New York, NY

jobs by Indeed




Share this page

Featured Products

AllegroGraph logo

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


Datastax logo

Build data-driven applications that set the standard for performance, availability,
& scale with DataStax.
Learn more.

Redis logo

Hosted, serverless DBaaS
in 3 steps.

30MB Free!
Start 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.

Couchbase logo

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

Present your product here