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DBMS > GeoSpock vs. LokiJS vs. VelocityDB

System Properties Comparison GeoSpock vs. LokiJS vs. VelocityDB

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Editorial information provided by DB-Engines
NameGeoSpock  Xexclude from comparisonLokiJS  Xexclude from comparisonVelocityDB  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.
DescriptionSpatial and temporal data processing engine for extreme data scaleIn-memory JavaScript DBMSA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSDocument storeGraph DBMS
Object oriented DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.41
Rank#258  Overall
#41  Document stores
Score0.03
Rank#368  Overall
#39  Graph DBMS
#17  Object oriented DBMS
Websitegeospock.comgithub.com/­techfort/­LokiJSvelocitydb.com
Technical documentationtechfort.github.io/­LokiJSvelocitydb.com/­UserGuide
DeveloperGeoSpockVelocityDB Inc
Initial release20142011
Current release2.0, September 20197.x
License infoCommercial or Open SourcecommercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, JavascriptJavaScriptC#
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)Any that supports .NET
Data schemeyesschema-freeyes
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.nonono
Secondary indexestemporal, categoricalyes infovia viewsyes
SQL infoSupport of SQLANSI SQL for query only (using Presto)nono
APIs and other access methodsJDBCJavaScript API.Net
Supported programming languagesJavaScript.Net
Server-side scripts infoStored proceduresnoView functions in JavaScriptno
TriggersnoyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesAutomatic shardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single collection possibleACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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 controlAccess rights for users can be defined per tablenoBased on Windows Authentication

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More resources
GeoSpockLokiJSVelocityDB
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

GeoSpock and X-Locations Collaborate to Deliver Next Generation Location Data Analysis in Japan
25 March 2019, Business Wire

GeoSpock wins Liverpool transport challenge
25 October 2018, SmartCitiesWorld

GeoSpock’s extreme-scale data mission in $5.4m funding boost
8 October 2020, Cambridge Independent

Big data processing techniques to streamline analytics
5 October 2018, TechTarget

Harnessing the true potential of geospatial data
15 October 2018, Geospatial World

provided by Google News

LokiJS - A JavaScript Database
18 November 2014, iProgrammer

provided by Google News



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