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DBMS > AlaSQL vs. RDF4J vs. RDFox vs. SQL.JS

System Properties Comparison AlaSQL vs. RDF4J vs. RDFox vs. SQL.JS

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparisonRDFox  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionJavaScript DBMS libraryRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.High performance knowledge graph and semantic reasoning enginePort of SQLite to JavaScript
Primary database modelDocument store
Relational DBMS
RDF storeGraph DBMS
RDF store
Relational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.69
Rank#230  Overall
#9  RDF stores
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitealasql.orgrdf4j.orgwww.oxfordsemantic.techsql.js.org
Technical documentationgithub.com/­AlaSQL/­alasqlrdf4j.org/­documentationdocs.oxfordsemantic.techsql.js.org/­documentation/­index.html
DeveloperAndrey Gershun & Mathias R. WulffSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.Oxford Semantic TechnologiesAlon Zakai infoenhancements implemented by others
Initial release2014200420172012
Current release6.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoEclipse Distribution License (EDL), v1.0.commercialOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaC++JavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
Unix
Windows
Linux
macOS
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyes infoRDF Schemasyes infoRDF schemasyes
Typing infopredefined data types such as float or datenoyesyesyes
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 indexesnoyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonoyes infoSQL-92 is not fully supported
APIs and other access methodsJavaScript APIJava API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
RESTful HTTP API
SPARQL 1.1
JavaScript API
Supported programming languagesJavaScriptJava
PHP
Python
C
Java
JavaScript
Server-side scripts infoStored proceduresnoyesno
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonereplication via a shared file systemnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsnone
Foreign keys infoReferential integrityyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageACID infoIsolation support depends on the API usedACIDACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes infoin-memory storage is supported as wellyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlnonoRoles, resources, and access typesno

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More resources
AlaSQLRDF4J infoformerly known as SesameRDFoxSQL.JS
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