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DBMS > IBM Db2 warehouse vs. OpenMLDB vs. STSdb

System Properties Comparison IBM Db2 warehouse vs. OpenMLDB vs. STSdb

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Editorial information provided by DB-Engines
NameIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonOpenMLDB  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionCloud-based data warehousing serviceAn open-source machine learning database that provides a feature platform for training and inferenceKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelRelational DBMSTime Series DBMSKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.30
Rank#164  Overall
#75  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitewww.ibm.com/­products/­db2/­warehouseopenmldb.aigithub.com/­STSSoft/­STSdb4
Technical documentationopenmldb.ai/­docs/­zh/­main
DeveloperIBM4 Paradigm Inc.STS Soft SC
Initial release201420202011
Current release2024-2 February 20244.0.8, September 2015
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, Java, ScalaC#
Server operating systemshostedLinuxWindows
Data schemeyesFixed schemayes
Typing infopredefined data types such as float or dateyesyesyes infoprimitive types and user defined types (classes)
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.no infoImport/export of XML data possibleno
Secondary indexesyesyesno
SQL infoSupport of SQLyesyesno
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
JDBC
SQLAlchemy
.NET Client API
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
C++
Go
Java
Python
Scala
C#
Java
Server-side scripts infoStored proceduresPL/SQL, SQL PLnono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono
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.yesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardno

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More resources
IBM Db2 warehouse infoformerly named IBM dashDBOpenMLDBSTSdb
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