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DBMS > Amazon CloudSearch vs. Apache Jena - TDB vs. EXASOL vs. LokiJS vs. RDF4J

System Properties Comparison Amazon CloudSearch vs. Apache Jena - TDB vs. EXASOL vs. LokiJS vs. RDF4J

Editorial information provided by DB-Engines
NameAmazon CloudSearch  Xexclude from comparisonApache Jena - TDB  Xexclude from comparisonEXASOL  Xexclude from comparisonLokiJS  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparison
DescriptionA hosted search engine service by Amazon with the data stored in Amazons cloudA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.In-memory JavaScript DBMSRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.
Primary database modelSearch engineRDF storeRelational DBMSDocument storeRDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.85
Rank#137  Overall
#12  Search engines
Score3.75
Rank#84  Overall
#3  RDF stores
Score1.99
Rank#124  Overall
#58  Relational DBMS
Score0.43
Rank#264  Overall
#42  Document stores
Score0.69
Rank#230  Overall
#9  RDF stores
Websiteaws.amazon.com/­cloudsearchjena.apache.org/­documentation/­tdb/­index.htmlwww.exasol.comgithub.com/­techfort/­LokiJSrdf4j.org
Technical documentationdocs.aws.amazon.com/­cloudsearchjena.apache.org/­documentation/­tdb/­index.htmlwww.exasol.com/­resourcestechfort.github.io/­LokiJSrdf4j.org/­documentation
DeveloperAmazonApache Software Foundation infooriginally developed by HP LabsExasolSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.
Initial release20122000200020142004
Current release4.9.0, July 2023
License infoCommercial or Open SourcecommercialOpen Source infoApache License, Version 2.0commercialOpen SourceOpen Source infoEclipse Distribution License (EDL), v1.0.
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaScriptJava
Server operating systemshostedAll OS with a Java VMserver-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
Unix
Windows
Data schemeyesyes infoRDF Schemasyesschema-freeyes infoRDF Schemas
Typing infopredefined data types such as float or dateyesyesyesnoyes
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 indexesyes infoall search fields are automatically indexedyesyesyes infovia viewsyes
SQL infoSupport of SQLnonoyesnono
APIs and other access methodsHTTP APIFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
.Net
JDBC
ODBC
WebSocket
JavaScript APIJava API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
Supported programming languagesJavaJava
Lua
Python
R
JavaScriptJava
PHP
Python
Server-side scripts infoStored proceduresnoyesuser defined functionsView functions in JavaScriptyes
Triggersnoyes infovia event handleryesyesyes
Partitioning methods infoMethods for storing different data on different nodesyes infoautomatic partitioning across Amazon Search Instance as requirednoneShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infomanaged transparently by AWSnonenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infoHadoop integrationyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistencynone
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoTDB TransactionsACIDno infoatomic operations within a single collection possibleACID infoIsolation support depends on the API used
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes infoin-memory storage is supported as well
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlauthentication via encrypted signaturesAccess control via Jena SecurityAccess rights for users, groups and roles according to SQL-standardnono

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More resources
Amazon CloudSearchApache Jena - TDBEXASOLLokiJSRDF4J infoformerly known as Sesame
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