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DBMS > IBM Db2 warehouse vs. OpenMLDB

System Properties Comparison IBM Db2 warehouse vs. OpenMLDB

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Editorial information provided by DB-Engines
NameIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonOpenMLDB  Xexclude from comparison
DescriptionCloud-based data warehousing serviceAn open-source machine learning database that provides a feature platform for training and inference
Primary database modelRelational DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.17
Rank#167  Overall
#75  Relational DBMS
Score0.08
Rank#348  Overall
#35  Time Series DBMS
Websitewww.ibm.com/­products/­db2/­warehouseopenmldb.ai
Technical documentationopenmldb.ai/­docs/­zh/­main
DeveloperIBM4 Paradigm Inc.
Initial release20142020
Current release2024-2 February 2024
License infoCommercial or Open SourcecommercialOpen Source
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, Java, Scala
Server operating systemshostedLinux
Data schemeyesFixed schema
Typing infopredefined data types such as float or dateyesyes
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 indexesyesyes
SQL infoSupport of SQLyesyes
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
JDBC
SQLAlchemy
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresPL/SQL, SQL PLno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
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-standard

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More resources
IBM Db2 warehouse infoformerly named IBM dashDBOpenMLDB
Recent citations in the news

A major upgrade to Db2® Warehouse on IBM Cloud®
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11 July 2023, ibm.com

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