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DBMS > LokiJS vs. OpenSearch vs. RDFox

System Properties Comparison LokiJS vs. OpenSearch vs. RDFox

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonOpenSearch  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionIn-memory JavaScript DBMSA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneHigh performance knowledge graph and semantic reasoning engine
Primary database modelDocument storeSearch engineGraph DBMS
RDF store
Secondary database modelsVector DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.41
Rank#263  Overall
#41  Document stores
Score17.31
Rank#33  Overall
#4  Search engines
Score0.23
Rank#296  Overall
#24  Graph DBMS
#13  RDF stores
Websitegithub.com/­techfort/­LokiJSgithub.com/­opensearch-project
opensearch.org
www.oxfordsemantic.tech
Technical documentationtechfort.github.io/­LokiJSopensearch.org/­docs/­latestdocs.oxfordsemantic.tech
DeveloperAmazon Web ServicesOxford Semantic Technologies
Initial release201420212017
Current release2.5.0, January 20236.0, Septermber 2022
License infoCommercial or Open SourceOpen SourceOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.
Implementation languageJavaScriptJavaC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)All OS with a Java VMLinux
macOS
Windows
Data schemeschema-freeschema-free infoFlexible type definitions. Once a type is defined, it is persistentyes infoRDF schemas
Typing infopredefined data types such as float or datenoyesyes
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.no
Secondary indexesyes infovia viewsyes infoAll search fields are automatically indexed
SQL infoSupport of SQLnoSQL-like query languageno
APIs and other access methodsJavaScript APIJava API
RESTful HTTP/JSON API
RESTful HTTP API
SPARQL 1.1
Supported programming languagesJavaScriptGo
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
C
Java
Server-side scripts infoStored proceduresView functions in JavaScriptyes
Triggersyesyes infoby using the 'percolation' feature
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesreplication via a shared file system
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setups
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possiblenoACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnoRoles, resources, and access types
More information provided by the system vendor
LokiJSOpenSearchRDFox
Specific characteristicsOpenSearch is a highly scalable and extensible open-source software suite for search,...
» more
Competitive advantagesDistributed as fully open source under Apache License, Version 2.0 (ALv2), OpenSearch...
» more
Typical application scenariosThe OpenSearch platform is used across a broad range of search , analytics, and observability...
» more
Licensing and pricing modelsThe OpenSearch Project offers open source software licensed under Apache License...
» more

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More resources
LokiJSOpenSearchRDFox
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

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Recent citations in the news

Manage Amazon OpenSearch Service Visualizations, Alerts, and More with GitHub and Jenkins
24 October 2024, AWS Blog

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23 October 2024, The New Stack

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Why AWS Gave OpenSearch To The Linux Foundation
29 September 2024, Forbes

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provided by Google News

Samsung Electronics Announces Acquisition of Oxford Semantic Technologies, UK-Based Knowledge Graph Startup
18 July 2024, Samsung Global Newsroom

Samsung acquires UK-based knowledge graph company
19 July 2024, evertiq.com

University spin-out Oxford Semantic Technologies acquired by Samsung Electronics
16 July 2024, University of Oxford

Samsung buys UK startup Oxford Semantic to boost ‘personalised AI experiences’
18 July 2024, TNW

Samsung acquires knowledge graph startup Oxford Semantics
18 July 2024, The Stack

provided by Google News



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