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DBMS > EventStoreDB vs. LokiJS vs. OpenSearch vs. Stardog

System Properties Comparison EventStoreDB vs. LokiJS vs. OpenSearch vs. Stardog

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Editorial information provided by DB-Engines
NameEventStoreDB  Xexclude from comparisonLokiJS  Xexclude from comparisonOpenSearch  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionIndustrial-strength, open-source database solution built from the ground up for event sourcing.In-memory JavaScript DBMSA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneEnterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
Primary database modelEvent StoreDocument storeSearch engineGraph DBMS
RDF store
Secondary database modelsVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.07
Rank#181  Overall
#1  Event Stores
Score0.44
Rank#256  Overall
#40  Document stores
Score16.31
Rank#36  Overall
#4  Search engines
Score1.93
Rank#121  Overall
#10  Graph DBMS
#6  RDF stores
Websitewww.eventstore.comgithub.com/­techfort/­LokiJSgithub.com/­opensearch-project
opensearch.org
www.stardog.com
Technical documentationdevelopers.eventstore.comtechfort.github.io/­LokiJSopensearch.org/­docs/­latestdocs.stardog.com
DeveloperEvent Store LimitedAmazon Web ServicesStardog-Union
Initial release2012201420212010
Current release21.2, February 20212.5.0, January 20237.3.0, May 2020
License infoCommercial or Open SourceOpen SourceOpen SourceOpen Source infoApache Version 2.0commercial info60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
Cloud-based only infoOnly available as a cloud servicenononono
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 languageJavaScriptJavaJava
Server operating systemsLinux
Windows
server-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 persistentschema-free and OWL/RDFS-schema support
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.nono infoImport/export of XML data possible
Secondary indexesyes infovia viewsyes infoAll search fields are automatically indexedyes infosupports real-time indexing in full-text and geospatial
SQL infoSupport of SQLnoSQL-like query languageYes, compatible with all major SQL variants through dedicated BI/SQL Server
APIs and other access methodsJavaScript APIJava API
RESTful HTTP/JSON API
GraphQL query language
HTTP API
Jena RDF API
OWL
RDF4J API
Sesame REST HTTP Protocol
SNARL
SPARQL
Spring Data
Stardog Studio
TinkerPop 3
Supported programming languagesJavaScriptGo
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresView functions in JavaScriptyesuser defined functions and aggregates, HTTP Server extensions in Java
Triggersyesyes infoby using the 'percolation' featureyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesMulti-source replication in HA-Cluster
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
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 HA-Cluster
Foreign keys infoReferential integritynonoyes inforelationships in graphs
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 datayesyes
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 controlnoAccess rights for users and roles
More information provided by the system vendor
EventStoreDBLokiJSOpenSearchStardog
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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EventStoreDBLokiJSOpenSearchStardog
DB-Engines blog posts

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

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LokiJS - A JavaScript Database
18 November 2014, iProgrammer

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16 September 2024, TechCrunch

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