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DBMS > atoti vs. IBM Db2

System Properties Comparison atoti vs. IBM Db2

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparison
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Common in IBM host environments, 2 different versions for host and Windows/Linux
Primary database modelObject oriented DBMSRelational 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)
Spatial DBMS infowith Db2 Spatial Extender
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#244  Overall
#11  Object oriented DBMS
Score126.57
Rank#9  Overall
#6  Relational DBMS
Websiteatoti.iowww.ibm.com/­products/­db2
Technical documentationdocs.atoti.iowww.ibm.com/­docs/­en/­db2
DeveloperActiveViamIBM
Initial release1983 infohost version
Current release12.1, October 2016
License infoCommercial or Open Sourcecommercial infofree versions availablecommercial infofree version is available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC and C++
Server operating systemsAIX
HP-UX
Linux
Solaris
Windows
z/OS
Data schemeyes
Typing infopredefined data types such as float or dateyes
Secondary indexesyes
SQL infoSupport of SQLMultidimensional Expressions (MDX)yes
APIs and other access methodsADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
Server-side scripts infoStored proceduresPythonyes
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningSharding infoonly with Windows/Unix/Linux Version
Replication methods infoMethods for redundantly storing data on multiple nodesyes infowith separate tools (MQ, InfoSphere)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Foreign keys infoReferential integrityyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlfine grained access rights according to SQL-standard

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More resources
atotiIBM Db2 infoformerly named DB2 or IBM Database 2
Recent citations in the news

ActiveViam Announces Leadership Succession
4 September 2024, Business Wire

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13 November 2024, Forbes

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18 November 2024, ibm.com

Db2 is a story worth telling, even if IBM won't
4 July 2024, The Register

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