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DBMS > Apache Jena - TDB vs. TerminusDB vs. Titan vs. VelocityDB

System Properties Comparison Apache Jena - TDB vs. TerminusDB vs. Titan vs. VelocityDB

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NameApache Jena - TDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonTitan  Xexclude from comparisonVelocityDB  Xexclude from comparison
Titan has been decommisioned after the takeover by Datastax. It will be removed from the DB-Engines ranking. A fork has been open-sourced as JanusGraph.
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsTitan is a Graph DBMS optimized for distributed clusters.A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRDF storeGraph DBMSGraph DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.75
Rank#84  Overall
#3  RDF stores
Score0.17
Rank#325  Overall
#29  Graph DBMS
Score0.05
Rank#358  Overall
#36  Graph DBMS
#16  Object oriented DBMS
Websitejena.apache.org/­documentation/­tdb/­index.htmlterminusdb.comgithub.com/­thinkaurelius/­titanvelocitydb.com
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmlterminusdb.github.io/­terminusdb/­#github.com/­thinkaurelius/­titan/­wikivelocitydb.com/­UserGuide
DeveloperApache Software Foundation infooriginally developed by HP LabsDataChemist Ltd.Aurelius, owned by DataStaxVelocityDB Inc
Initial release2000201820122011
Current release4.9.0, July 202311.0.0, January 20237.x
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0Open Source infoGPL V3Open Source infoApache license, version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaProlog, RustJavaC#
Server operating systemsAll OS with a Java VMLinuxLinux
OS X
Unix
Windows
Any that supports .NET
Data schemeyes infoRDF Schemasyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nono
Secondary indexesyesyesyes
SQL infoSupport of SQLnoSQL-like query language (WOQL)nono
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Java API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
.Net
Supported programming languagesJavaJavaScript
Python
Clojure
Java
Python
.Net
Server-side scripts infoStored proceduresyesyesyesno
Triggersyes infovia event handleryesyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesnoneGraph Partitioningyes infovia pluggable storage backendsSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneJournaling Streamsyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infovia Faunus, a graph analytics engineno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesyes infoRelationships in graphno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoTDB TransactionsACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoin-memory journalingyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcastyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlAccess control via Jena SecurityRole-based access controlUser authentification and security via Rexster Graph ServerBased on Windows Authentication

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More resources
Apache Jena - TDBTerminusDB infoformer name was DataChemistTitanVelocityDB
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