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DBMS > OpenQM vs. RDFox

System Properties Comparison OpenQM vs. RDFox

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Editorial information provided by DB-Engines
NameOpenQM infoalso called QM  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionQpenQM is a high-performance, self-tuning, multi-value DBMSHigh performance knowledge graph and semantic reasoning engine
Primary database modelMultivalue DBMSGraph DBMS
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#286  Overall
#10  Multivalue DBMS
Score0.08
Rank#328  Overall
#32  Graph DBMS
#17  RDF stores
Websitewww.openqm.comwww.oxfordsemantic.tech
Technical documentationwww.openqm.com/­support/­documentationdocs.oxfordsemantic.tech
DeveloperMartin Phillips
Initial release19932017
Current release3.4-125.2, June 2021
License infoCommercial or Open SourceOpen Source infoGPLv2, extended commercial license availablecommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
macOS
Windows
Data schemeyes infowith some exceptionsyes infoRDF schemas
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.yes
Secondary indexesyes
SQL infoSupport of SQLnono
APIs and other access methodsRESTful HTTP API
SPARQL 1.1
Supported programming languages.Net
Basic
C
Java
Objective C
PHP
Python
C
Java
Server-side scripts infoStored proceduresyes
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayes
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 controlAccess rights can be defined down to the item level

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More resources
OpenQM infoalso called QMRDFox
Recent citations in the news

OpenQM
5 March 2019, International Spectrum Magazine

provided by Google News

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