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DBMS > Apache Jena - TDB vs. OpenQM vs. OushuDB vs. Postgres-XL

System Properties Comparison Apache Jena - TDB vs. OpenQM vs. OushuDB vs. Postgres-XL

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonOushuDB  Xexclude from comparisonPostgres-XL  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkQpenQM is a high-performance, self-tuning, multi-value DBMSA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learningBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelRDF storeMultivalue DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.75
Rank#84  Overall
#3  RDF stores
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score0.04
Rank#363  Overall
#154  Relational DBMS
Score0.49
Rank#256  Overall
#117  Relational DBMS
Websitejena.apache.org/­documentation/­tdb/­index.htmlwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.oushu.com/­product/­oushuDBwww.postgres-xl.org
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmlwww.oushu.com/­documentationwww.postgres-xl.org/­documentation
DeveloperApache Software Foundation infooriginally developed by HP LabsRocket Software, originally Martin PhillipsOushu
Initial release200019932014 infosince 2012, originally named StormDB
Current release4.9.0, July 20233.4-124.0.1, August 202010 R1, October 2018
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0Open Source infoGPLv2, extended commercial license availablecommercialOpen Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC
Server operating systemsAll OS with a Java VMAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
LinuxLinux
macOS
Data schemeyes infoRDF Schemasyes infowith some exceptionsyesyes
Typing infopredefined data types such as float or dateyesyesyes
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 infoXML type, but no XML query functionality
Secondary indexesyesyesyesyes
SQL infoSupport of SQLnonoFull-featured ANSI SQL supportyes infodistributed, parallel query execution
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
JDBC
ODBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesJava.Net
Basic
C
Java
Objective C
PHP
Python
C
C++
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresyesyesyesuser defined functions
Triggersyes infovia event handleryesyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneyesyeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoTDB TransactionsACIDACIDACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlAccess control via Jena SecurityAccess rights can be defined down to the item levelKerberos, SSL and role based accessfine grained access rights according to SQL-standard

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More resources
Apache Jena - TDBOpenQM infoalso called QMOushuDBPostgres-XL
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