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DBMS > LokiJS vs. PostGIS vs. TerminusDB vs. Trafodion

System Properties Comparison LokiJS vs. PostGIS vs. TerminusDB vs. Trafodion

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonPostGIS  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonTrafodion  Xexclude from comparison
Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionIn-memory JavaScript DBMSSpatial extension of PostgreSQLScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsTransactional SQL-on-Hadoop DBMS
Primary database modelDocument storeSpatial DBMSGraph DBMSRelational DBMS
Secondary database modelsRelational DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.43
Rank#264  Overall
#42  Document stores
Score22.69
Rank#29  Overall
#1  Spatial DBMS
Score0.17
Rank#325  Overall
#29  Graph DBMS
Websitegithub.com/­techfort/­LokiJSpostgis.netterminusdb.comtrafodion.apache.org
Technical documentationtechfort.github.io/­LokiJSpostgis.net/­documentationterminusdb.github.io/­terminusdb/­#trafodion.apache.org/­documentation.html
DeveloperDataChemist Ltd.Apache Software Foundation, originally developed by HP
Initial release2014200520182014
Current release3.4.2, February 202411.0.0, January 20232.3.0, February 2019
License infoCommercial or Open SourceOpen SourceOpen Source infoGPL v2.0Open Source infoGPL V3Open Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptCProlog, RustC++, Java
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)LinuxLinux
Data schemeschema-freeyesyesyes
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.noyesnono
Secondary indexesyes infovia viewsyesyes
SQL infoSupport of SQLnoyesSQL-like query language (WOQL)yes
APIs and other access methodsJavaScript APIOWL
RESTful HTTP API
WOQL (Web Object Query Language)
ADO.NET
JDBC
ODBC
Supported programming languagesJavaScriptJavaScript
Python
All languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresView functions in JavaScriptuser defined functionsyesJava Stored Procedures
Triggersyesyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneyes infobased on PostgreSQLGraph PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infobased on PostgreSQLJournaling Streamsyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possibleACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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 infoin-memory journalingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlnoyes infobased on PostgreSQLRole-based access controlfine grained access rights according to SQL-standard

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More resources
LokiJSPostGISTerminusDB infoformer name was DataChemistTrafodion
DB-Engines blog posts

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

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6 April 2021, Matthias Gelbmann

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Recent citations in the news

LokiJS - A JavaScript Database
18 November 2014, iProgrammer

provided by Google News

How TerminusDB is commercializing its open source graph database
16 March 2021, VentureBeat

TerminusDB Takes on Data Collaboration with a git-Like Approach
1 December 2020, The New Stack

Dublin-based data collaboration tool TerminusDB raises €3.6 million in seed round
15 March 2021, Tech.eu

[MCR2030-CAMS-ARISE-UNDRR Webinar] Preventing cascading failures of critical assets: Using the Open-Source ...
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Trinity College spinout TerminusDB secures €3.6m in investment
15 March 2021, The Irish Times

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Evaluating HTAP Databases for Machine Learning Applications
2 November 2016, KDnuggets

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14 July 2014, Datanami

Low-latency, distributed database architectures are critical for emerging fog applications
7 April 2022, Embedded Computing Design

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