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DBMS > Apache Jena - TDB vs. Heroic vs. NSDb

System Properties Comparison Apache Jena - TDB vs. Heroic vs. NSDb

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisonHeroic  Xexclude from comparisonNSDb  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of Kubernetes
Primary database modelRDF storeTime Series DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.85
Rank#86  Overall
#3  RDF stores
Score0.57
Rank#250  Overall
#21  Time Series DBMS
Score0.00
Rank#396  Overall
#42  Time Series DBMS
Websitejena.apache.org/­documentation/­tdb/­index.htmlgithub.com/­spotify/­heroicnsdb.io
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmlspotify.github.io/­heroicnsdb.io/­Architecture
DeveloperApache Software Foundation infooriginally developed by HP LabsSpotify
Initial release200020142017
Current release4.9.0, July 2023
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0Open Source infoApache 2.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaJava, Scala
Server operating systemsAll OS with a Java VMLinux
macOS
Data schemeyes infoRDF Schemasschema-free
Typing infopredefined data types such as float or dateyesyesyes: int, bigint, decimal, string
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 indexesyesyes infovia Elasticsearchall fields are automatically indexed
SQL infoSupport of SQLnonoSQL-like query language
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
HQL (Heroic Query Language, a JSON-based language)
HTTP API
gRPC
HTTP REST
WebSocket
Supported programming languagesJavaJava
Scala
Server-side scripts infoStored proceduresyesnono
Triggersyes infovia event handlerno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Eventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoTDB Transactionsnono
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesUsing Apache Lucene
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 Security

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More resources
Apache Jena - TDBHeroicNSDb
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