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DBMS > Apache Jena - TDB vs. Cloudflare Workers KV vs. JanusGraph vs. NSDb

System Properties Comparison Apache Jena - TDB vs. Cloudflare Workers KV vs. JanusGraph vs. NSDb

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonJanusGraph infosuccessor of Titan  Xexclude from comparisonNSDb  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A Graph DBMS optimized for distributed clusters infoIt was forked from the latest code base of Titan in January 2017Scalable, High-performance Time Series DBMS designed for Real-time Analytics on top of Kubernetes
Primary database modelRDF storeKey-value storeGraph DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.75
Rank#84  Overall
#3  RDF stores
Score0.32
Rank#283  Overall
#40  Key-value stores
Score1.94
Rank#129  Overall
#12  Graph DBMS
Score0.00
Rank#383  Overall
#41  Time Series DBMS
Websitejena.apache.org/­documentation/­tdb/­index.htmlwww.cloudflare.com/­developer-platform/­workers-kvjanusgraph.orgnsdb.io
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmldevelopers.cloudflare.com/­kv/­apidocs.janusgraph.orgnsdb.io/­Architecture
DeveloperApache Software Foundation infooriginally developed by HP LabsCloudflareLinux Foundation; originally developed as Titan by Aurelius
Initial release2000201820172017
Current release4.9.0, July 20230.6.3, February 2023
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0commercialOpen Source infoApache 2.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaJava, Scala
Server operating systemsAll OS with a Java VMhostedLinux
OS X
Unix
Windows
Linux
macOS
Data schemeyes infoRDF Schemasschema-freeyes
Typing infopredefined data types such as float or dateyesnoyesyes: 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.nonono
Secondary indexesyesnoyesall fields are automatically indexed
SQL infoSupport of SQLnononoSQL-like query language
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
HTTP REST
Proprietary protocol
Java API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
gRPC
HTTP REST
WebSocket
Supported programming languagesJavaC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
Clojure
Java
Python
Java
Scala
Server-side scripts infoStored proceduresyesnoyesno
Triggersyes infovia event handlernoyes
Partitioning methods infoMethods for storing different data on different nodesnoneyes infodepending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesyes
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 ConsistencyEventual Consistency
Immediate Consistency
Eventual Consistency
Foreign keys infoReferential integritynoyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoTDB TransactionsnoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, HazelcastUsing 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 SecurityUser authentification and security via Rexster Graph Server

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More resources
Apache Jena - TDBCloudflare Workers KVJanusGraph infosuccessor of TitanNSDb
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