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DBMS > DataChemist vs. OpenQM

System Properties Comparison DataChemist vs. OpenQM

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Editorial information provided by DB-Engines
NameDataChemist  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparison
DescriptionScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsQpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database modelGraph DBMSMultivalue DBMS
Secondary database modelsRDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.07
Rank#305  Overall
#31  Graph DBMS
Score0.28
Rank#239  Overall
#10  Multivalue DBMS
Websitewww.datachemist.comwww.openqm.com
Technical documentationwww.datachemist.com/­images/­uploads/­general/­Evolving_MeaningfulValuefromEnterpriseData.pdfwww.openqm-zumasys.com/­support/­documentation
DeveloperDataChemist Ltd.Martin Phillips
Initial release20181993
Current release1.0, 20183.4-12
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageProlog
Server operating systemsLinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeyesyes infowith some exceptions
Typing infopredefined data types such as float or dateyes
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.noyes
Secondary indexesyes
SQL infoSupport of SQLSQL-like query language (WOQL)no
APIs and other access methodsOWL
RESTful HTTP API
WOQL (DataChemist Query Language)
Supported programming languagesJavaScript
Python
.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresyesyes
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesGraph Partitioningyes
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling Streamsyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoin-memory journalingyes
User concepts infoAccess controlRole-based access controlAccess rights can be defined down to the item level

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More resources
DataChemistOpenQM infoalso called QM
Recent citations in the news

DataChemist wants to make sense of big-picture intelligence in the data analytics 'arms race'
7 March 2019, Fora.ie

Dublin start-up chosen to work on global peace initiative
7 January 2019, The Irish Times

'If data is the new oil, DataChemist is the refinery'
27 August 2018, RTÉ News

Tánaiste Simon Coveney Launches DataChemist, Trinity College Dublin Technology Spin-out
28 August 2018, Irish Tech News

E.T. Hunt Shouldn't Be Limited to Earth-like Life, Scientists Say
5 August 2019, Space.com

provided by Google News

Encompass Eliminates Downtime with jBASE from Zumasys
2 October 2018, Business Wire

provided by Google News

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