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DBMS > Apache Doris vs. LokiJS vs. RDFox

System Properties Comparison Apache Doris vs. LokiJS vs. RDFox

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Editorial information provided by DB-Engines
NameApache Doris  Xexclude from comparisonLokiJS  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionAn MPP-based analytics DBMS embracing the MySQL protocolIn-memory JavaScript DBMSHigh performance knowledge graph and semantic reasoning engine
Primary database modelRelational DBMSDocument storeGraph DBMS
RDF store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.60
Rank#247  Overall
#113  Relational DBMS
Score0.49
Rank#260  Overall
#42  Document stores
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Websitedoris.apache.org
github.com/­apache/­doris
github.com/­techfort/­LokiJSwww.oxfordsemantic.tech
Technical documentationgithub.com/­apache/­doris/­wikitechfort.github.io/­LokiJSdocs.oxfordsemantic.tech
DeveloperApache Software Foundation, originally contributed from BaiduOxford Semantic Technologies
Initial release201720142017
Current release1.2.2, February 20236.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaScriptC++
Server operating systemsLinuxserver-less, requires a JavaScript environment (browser, Node.js)Linux
macOS
Windows
Data schemeyesschema-freeyes infoRDF schemas
Typing infopredefined data types such as float or dateyesnoyes
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 views
SQL infoSupport of SQLyesnono
APIs and other access methodsJDBC
MySQL client
JavaScript APIRESTful HTTP API
SPARQL 1.1
Supported programming languagesJavaJavaScriptC
Java
Server-side scripts infoStored proceduresuser defined functionsView functions in JavaScript
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonereplication via a shared file system
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate 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 possibleACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardnoRoles, resources, and access types

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More resources
Apache DorisLokiJSRDFox
DB-Engines blog posts

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