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DBMS > OpenQM vs. RDFox vs. SAP SQL Anywhere

System Properties Comparison OpenQM vs. RDFox vs. SAP SQL Anywhere

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Editorial information provided by DB-Engines
NameOpenQM infoalso called QM  Xexclude from comparisonRDFox  Xexclude from comparisonSAP SQL Anywhere infoformerly called Adaptive Server Anywhere  Xexclude from comparison
DescriptionQpenQM is a high-performance, self-tuning, multi-value DBMSHigh performance knowledge graph and semantic reasoning engineRDBMS database and synchronization technologies for server, desktop, remote office, and mobile environments
Primary database modelMultivalue DBMSGraph DBMS
RDF store
Relational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score4.25
Rank#79  Overall
#43  Relational DBMS
Websitewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.oxfordsemantic.techwww.sap.com/­products/­technology-platform/­sql-anywhere.html
Technical documentationdocs.oxfordsemantic.techhelp.sap.com/­docs/­SAP_SQL_Anywhere
DeveloperRocket Software, originally Martin PhillipsOxford Semantic TechnologiesSAP infoformerly Sybase
Initial release199320171992
Current release3.4-126.0, Septermber 202217, July 2015
License infoCommercial or Open SourceOpen Source infoGPLv2, extended commercial license availablecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++
Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
macOS
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
Data schemeyes infowith some exceptionsyes infoRDF schemasyes
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.yesyes
Secondary indexesyesyes
SQL infoSupport of SQLnonoyes
APIs and other access methodsRESTful HTTP API
SPARQL 1.1
ADO.NET
HTTP API
JDBC
ODBC
Supported programming languages.Net
Basic
C
Java
Objective C
PHP
Python
C
Java
C
C#
C++
Delphi
Java
JavaScript (Node.js)
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesyes, in C/C++, Java, .Net or Perl
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesreplication via a shared file systemSource-replica replication infoDatabase mirroring
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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 controlAccess rights can be defined down to the item levelRoles, resources, and access typesfine grained access rights according to SQL-standard

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More resources
OpenQM infoalso called QMRDFoxSAP SQL Anywhere infoformerly called Adaptive Server Anywhere
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