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DBMS > Apache Jena - TDB vs. Postgres-XL vs. TerarkDB

System Properties Comparison Apache Jena - TDB vs. Postgres-XL vs. TerarkDB

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisonPostgres-XL  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelRDF storeRelational DBMSKey-value store
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.82
Rank#108  Overall
#4  RDF stores
Score0.66
Rank#216  Overall
#103  Relational DBMS
Score0.00
Rank#357  Overall
#56  Key-value stores
Websitejena.apache.org/­documentation/­tdb/­index.htmlwww.postgres-xl.orggithub.com/­Terark/­terarkdb
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmlwww.postgres-xl.org/­documentationgithub.com/­Terark/­terarkdb/­wiki
DeveloperApache Software Foundation infooriginally developed by HP LabsTerark
Initial release20002014 infosince 2012, originally named StormDB2016
Current release4.5.0, May 202210 R1, October 2018
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0Open Source infoMozilla public licensecommercial inforestricted open source version available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCC++
Server operating systemsAll OS with a Java VMLinux
macOS
Data schemeyes infoRDF Schemasyesschema-free
Typing infopredefined data types such as float or dateyesyesno
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.yes infoXML type, but no XML query functionalityno
Secondary indexesyesyesno
SQL infoSupport of SQLnoyes infodistributed, parallel query executionno
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
C++ API
Java API
Supported programming languagesJava.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C++
Java
Server-side scripts infoStored proceduresyesuser defined functionsno
Triggersyes infovia event handleryesno
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
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 dataACID infoTDB TransactionsACID infoMVCCno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.noyes
User concepts infoAccess controlAccess control via Jena Securityfine grained access rights according to SQL-standardno

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More resources
Apache Jena - TDBPostgres-XLTerarkDB
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