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DBMS > Apache Jena - TDB vs. IRONdb

System Properties Comparison Apache Jena - TDB vs. IRONdb

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisonIRONdb  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkA distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicity
Primary database modelRDF storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.49
Rank#87  Overall
#3  RDF stores
Score0.20
Rank#334  Overall
#28  Time Series DBMS
Websitejena.apache.org/­documentation/­tdb/­index.htmlwww.circonus.com/­solutions/­time-series-database
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmldocs.circonus.com/­irondb
DeveloperApache Software Foundation infooriginally developed by HP LabsCirconus LLC.
Initial release20002017
Current release4.6.1, September 2022V0.10.20, January 2018
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC and C++
Server operating systemsAll OS with a Java VMLinux
Data schemeyes infoRDF Schemasschema-free
Typing infopredefined data types such as float or dateyesyes infotext, numeric, histograms
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.no
Secondary indexesyesno
SQL infoSupport of SQLnoSQL-like query language (Circonus Analytics Query Language: CAQL)
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
HTTP API
Supported programming languagesJava.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Lua
Perl
PHP
Python
R
Ruby
Rust
Scala
Server-side scripts infoStored proceduresyesyes, in Lua
Triggersyes infovia event handlerno
Partitioning methods infoMethods for storing different data on different nodesnoneAutomatic, metric affinity per node
Replication methods infoMethods for redundantly storing data on multiple nodesnoneconfigurable replication factor, datacenter aware
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate consistency per node, eventual consistency across nodes
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoTDB Transactionsno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
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 Securityno

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More resources
Apache Jena - TDBIRONdb
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