DB-EnginesExtremeDB: the embedded DBMS for embedded systemsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Adabas vs. H2 vs. IBM Db2

System Properties Comparison Adabas vs. H2 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 comparisonH2  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 platformFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.Common in IBM host environments, 2 different versions for host and Windows/Linux
Primary database modelMultivalue DBMSRelational DBMSRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDB
Secondary database modelsSpatial DBMSDocument store
RDF store infoin Db2 LUW (Linux, Unix, Windows)
Spatial DBMS infowith Db2 Spatial Extender
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.56
Rank#71  Overall
#1  Multivalue DBMS
Score8.66
Rank#50  Overall
#30  Relational DBMS
Score166.66
Rank#6  Overall
#5  Relational DBMS
Websitewww.softwareag.com/­en_corporate/­platform/­adabas-natural.htmlwww.h2database.comwww.ibm.com/­analytics/­db2
Technical documentationwww.h2database.com/­html/­main.htmlwww.ibm.com/­support/­knowledgecenter/­SSEPGG
DeveloperSoftware AGThomas MuellerIBM
Initial release197120051983 infohost version
Current release1.4.200, October 201912.1, October 2016
License infoCommercial or Open SourcecommercialOpen Source infodual-licence (Mozilla public license, Eclipse public license)commercial 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
All OS with a Java VMAIX
HP-UX
Linux
Solaris
Windows
z/OS
Data schemeyesyesyes
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 indexesyesyesyes
SQL infoSupport of SQLyes infowith add-on product Adabas SQL Gatewayyesyes
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
JDBC
ODBC
ADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
Supported programming languagesNaturalJavaC
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
Server-side scripts infoStored proceduresin NaturalJava Stored Procedures and User-Defined Functionsyes
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistanoneSharding infoonly with Windows/Unix/Linux Version
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event ReplicatorWith clustering: 2 database servers on different computers operate on identical copies of a databaseyes infowith separate tools (MQ, InfoSphere)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
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.noyes
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)fine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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
3rd partiesGeneral 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"H2IBM Db2 infoformerly named DB2 or IBM Database 2
Recent citations in the news

Global Database Management Software Market by Type (Cloud Based, On-premises), By Application (Large Enterprises, SMEs) And By Region (North America, Latin America, Europe, Asia Pacific and Middle East & Africa), Forecast To 2028 – KSU | The Sentinel Newspaper
5 May 2021, KSU | The Sentinel Newspaper

Software AG Government Solutions partners with MxD to provide supply chain risk alerting to US Department of Defense
8 April 2021, StreetInsider.com

Software : reports strong Digital Business growth as subscription shift accelerates
23 April 2021, Marketscreener.com

Database Management Software Market by Manufacturers, Regions, Type and Application, Forecast To 2026 – IBM, Informix, SolarWinds, SAP, Microsoft – FLA News
29 April 2021, FLA News

Software AG Reports Strong Digital Business Growth as Subscription Shift Accelerates
23 April 2021, Yahoo Finance

provided by Google News

Query Supervisor Gives Database Engineers New Power
14 April 2021, IT Jungle

What's New With BRMS, PowerHA, And Db2 Mirror
28 April 2021, IT Jungle

Big Blue Unveils Spring 2021 IBM i Technology Refreshes
12 April 2021, IT Jungle

Red Hat Extends OpenShift Operator to Integration Platform
26 April 2021, Container Journal

IBM Releases COBOL For Linux On X86
13 April 2021, iProgrammer

provided by Google News

Job opportunities

ADABAS Database Administrator
Peer Solutions Group, Columbia, SC

Adabas Natural Programmer Analyst
Peer Solutions Group, Columbia, SC

Database Administrator - ITS4
State of Minnesota, Saint Paul, MN

Mainframe Developer - Natural / ADABAS | Richmond, VA (Will be remote during Covid)
iknowvate technologies, Richmond, VA

Adabas Database Administrator
Pinnacle Group, Lone Tree, CO

Database Administrator
COMPETENT SYSTEMS, INC, Alpharetta, GA

IBM Linux on Z/LinuxONE Oracle Database Specialist - NA Lab Services
IBM, Austin, TX

DB2 Database Administrator
ASRC Federal Holding Company, Annapolis, MD

DB2-DBA
Celandyne Software Solutions, Santa Clara, CA

Db2 Database Administrator
IBM, Columbia, MO

jobs by Indeed




Share this page

Featured Products

Couchbase logo

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

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Neo4j logo

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

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

Present your product here