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

DBMS > Adabas vs. Cassandra vs. IBM Db2

System Properties Comparison Adabas vs. Cassandra vs. IBM Db2

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonCassandra  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparison
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessCommon in IBM host environments, 2 different versions for host and Windows/Linux
Primary database modelMultivalue DBMSWide column storeRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDB
Secondary database modelsDocument store
RDF store infoin DB2 LUW (Linux, Unix, Windows)
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.42
Rank#69  Overall
#1  Multivalue DBMS
Score123.23
Rank#10  Overall
#1  Wide column stores
Score172.60
Rank#6  Overall
#5  Relational DBMS
Websitewww.softwareag.com/­corporate/­products/­adabas_natural/­adabas/­default.htmlcassandra.apache.orgwww.ibm.com/­analytics/­db2
Technical documentationcassandra.apache.org/­doc/­latestwww.ibm.com/­support/­knowledgecenter/­SSEPGG
DeveloperSoftware AGApache Software Foundation infoApache top level project, originally developped by FacebookIBM
Initial release197120081983 infohost version
Current release3.11.5, October 201912.1, October 2016
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2commercial infofree version is 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 languageJavaC and C++
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
BSD
Linux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
z/OS
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesyes
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
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solutionyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL GatewaySQL-like SELECT, DML and DDL statements (CQL)yes
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
ADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
Supported programming languagesNaturalC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
Server-side scripts infoStored proceduresin Naturalnoyes
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistaSharding infono "single point of failure"Sharding infoonly with Windows/Unix/Linux Version
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event Replicatorselectable replication factor infoRepresentation of geographical distribution of servers is possibleyes infowith separate tools (MQ, InfoSphere)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operationsACID
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.nono
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)Access rights for users can be defined per objectfine grained access rights according to SQL-standard
More information provided by the system vendor
Adabas infodenotes "adaptable data base"CassandraIBM Db2 infoformerly named DB2 or IBM Database 2
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» 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 partiesInstaclustr: Fully Hosted and Managed Apache Cassandra
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

DataStax Enterprise: Apache Cassandra for enterprises.
» 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
Adabas infodenotes "adaptable data base"CassandraIBM Db2 infoformerly named DB2 or IBM Database 2
DB-Engines blog posts

Cassandra keeps climbing the ranks of the DB-Engines Ranking
3 May 2016, Matthias Gelbmann

Oracle is the DBMS of the Year
5 January 2016, Paul Andlinger, Matthias Gelbmann

Winners, losers and an attractive newcomer in Novembers DB-Engines ranking
2 November 2015, Paul Andlinger

show all

Conferences and events

DataStax Accelerate
San Diego, California, USA, 11-13 May 2020

Recent citations in the news

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

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

Software (OTCMKTS:STWRY) Earns Buy Rating from DZ Bank
13 November 2019, Riverton Roll

Software (ETR:SOW) PT Set at €34.00 by Baader Bank
13 November 2019, TechNewsObserver

Australia Database Management Systems Market Report 2019 - Market Projected to Register a CAGR of More Than 11% During 2019-2024 - ResearchAndMarkets.com
31 October 2019, MDJOnline.com

provided by Google News

RevTrax Propels Offer Management Platform With DataStax | Business
11 November 2019, Valdosta Daily Times

DataStax to Speak at Big Data LDN and Host Cassandra Meetup
8 November 2019, Business Wire

All things database: Q&A with DataStax's Jonathan Ellis
4 November 2019, TechRadar

ScyllaDB set to improve NoSQL database performance
8 November 2019, TechTarget

Introduction to Amazon DynamoDB for Cassandra developers
6 November 2019, idk.dev

provided by Google News

Db2 Web Query Lives On (Just Not V2.1)
13 November 2019, IT Jungle

Is Amazon’s Database Strategy A Glimpse Into The Future?
16 October 2019, The Next Platform

Global Database Software Market Outlook to 2030 - Market Projected to Reach $99.36 Billion by 2022 - ResearchAndMarkets.com
12 November 2019, Business Wire

IBM i TRs Bring Database Enhancements, Too
30 October 2019, IT Jungle

IBM Announces Developer Tools for Mainframe Testing
25 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

IT Intern, Data & DevOps
Corning, Painted Post, NY

Senior Data Engineer
Red Ventures, Charlotte, NC

Senior Lead Database Engineer
S&P Global, Princeton, NJ

Senior Data Engineer
Womply San Francisco, San Francisco, CA

Data Engineer
DST Systems, Kansas City, MO

Entry Level to Senior Level Database Administrators
VEN SOFT, Chantilly, VA

Data Analytics Architect - Lead/Senior
CACI, Washington, DC

Data Insights Specialist
FCA, Auburn Hills, MI

Data Modeler / Database Developer
Defined Clarity, Washington, DC

Database Developer/Architect - Senior
Perspecta, Washington, DC

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

Redis logo

Hosted, serverless DBaaS
in 3 steps.

30MB Free!
Start now.

Couchbase logo

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


Datastax logo

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

Neo4j logo

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

Present your product here