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DBMS > EsgynDB vs. eXtremeDB vs. LokiJS vs. MongoDB

System Properties Comparison EsgynDB vs. eXtremeDB vs. LokiJS vs. MongoDB

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Editorial information provided by DB-Engines
NameEsgynDB  Xexclude from comparisoneXtremeDB  Xexclude from comparisonLokiJS  Xexclude from comparisonMongoDB  Xexclude from comparison
DescriptionEnterprise-class SQL-on-Hadoop solution, powered by Apache TrafodionNatively in-memory DBMS with options for persistency, high-availability and clusteringIn-memory JavaScript DBMSOne of the most popular document stores available both as a fully managed cloud service and for deployment on self-managed infrastructure
Primary database modelRelational DBMSRelational DBMS
Time Series DBMS
Document storeDocument store
Secondary database modelsSpatial DBMS
Search engine infointegrated Lucene index, currently in MongoDB Atlas only.
Time Series DBMS infoTime Series Collections introduced in Release 5.0
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.24
Rank#279  Overall
#128  Relational DBMS
Score0.69
Rank#211  Overall
#105  Relational DBMS
#15  Time Series DBMS
Score0.60
Rank#225  Overall
#35  Document stores
Score493.55
Rank#5  Overall
#1  Document stores
Websitewww.esgyn.cnwww.mcobject.comgithub.com/­techfort/­LokiJSwww.mongodb.com
Technical documentationwww.mcobject.com/­docs/­extremedb.htmtechfort.github.io/­LokiJSdocs.mongodb.com/­manual
DeveloperEsgynMcObjectMongoDB, Inc
Initial release2015200120142009
Current release8.2, November 20205.0, July 2021
License infoCommercial or Open SourcecommercialcommercialOpen SourceOpen Source infoMongoDB Inc.'s Server Side Public License v1. Prior versions were published under GNU AGPL v3.0. Commercial licenses are also available.
Cloud-based only infoOnly available as a cloud servicenononono infoMongoDB available as DBaaS (MongoDB Atlas)
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, JavaC and C++JavaScriptC++
Server operating systemsLinuxAIX
HP-UX
Linux
macOS
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
Solaris
Windows
Data schemeyesyesschema-freeschema-free infoAlthough schema-free, documents of the same collection often follow the same structure. Optionally impose all or part of a schema by defining a JSON schema.
Typing infopredefined data types such as float or dateyesyesnoyes infostring, integer, double, decimal, boolean, date, object_id, geospatial
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 infosupport of XML interfaces availableno
Secondary indexesyesyesyes infovia viewsyes
SQL infoSupport of SQLyesyes infowith the option: eXtremeSQLnoRead-only SQL queries via the MongoDB Connector for BI
APIs and other access methodsADO.NET
JDBC
ODBC
.NET Client API
JDBC
JNI
ODBC
Proprietary protocol
RESTful HTTP API
JavaScript APIproprietary protocol using JSON
Supported programming languagesAll languages supporting JDBC/ODBC/ADO.Net.Net
C
C#
C++
Java
Lua
Python
Scala
JavaScriptActionscript infounofficial driver
C
C#
C++
Clojure infounofficial driver
ColdFusion infounofficial driver
D infounofficial driver
Dart infounofficial driver
Delphi infounofficial driver
Erlang
Go
Groovy infounofficial driver
Haskell
Java
JavaScript
Lisp infounofficial driver
Lua infounofficial driver
MatLab infounofficial driver
Perl
PHP
PowerShell infounofficial driver
Prolog infounofficial driver
Python
R infounofficial driver
Ruby
Rust
Scala
Smalltalk infounofficial driver
Swift
Server-side scripts infoStored proceduresJava Stored ProceduresyesView functions in JavaScriptJavaScript
Triggersnoyes infoby defining eventsyesyes infoin MongoDB Atlas only
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning / shardingnoneSharding infoPartitioned by hashed, ranged, or zoned sharding keys. Live resharding allows users to change their shard keys as an online operation with zero downtime.
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication between multi datacentersActive Replication Fabric™ for IoT
Multi-source replication infoby means of eXtremeDB Cluster option
Source-replica replication infoby means of eXtremeDB High Availability option
noneMulti-Source deployments with MongoDB Atlas Global Clusters
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyesyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencynoneEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integrityyesyesnono infotypically not used, however similar functionality with DBRef possible
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDno infoatomic operations within a single collection possibleMulti-document ACID Transactions with snapshot isolation
Concurrency infoSupport for concurrent manipulation of datayesyes infoOptimistic (MVCC) and pessimistic (locking) strategies availableyes
Durability infoSupport for making data persistentyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes infooptional, enabled by default
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyes infoIn-memory storage engine introduced with MongoDB version 3.2
User concepts infoAccess controlfine grained access rights according to SQL-standardnoAccess rights for users and roles
More information provided by the system vendor
EsgynDBeXtremeDBLokiJSMongoDB
Specific characteristicseXtremeDB is an in-memory and/or persistent database system that offers an ultra-small...
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MongoDB’s application data platform provides developers a unified interface to power...
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Competitive advantageseXtremeDB databases can be modeled relationally or as objects and can utilize SQL...
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The MongoDB platform can be used by developers building transactional, operational,...
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Typical application scenariosIoT application across all markets: Industrial Control, Netcom, Telecom, Defense,...
» more
Internet of Things and Time Series (Bosch, Jaguar Land Rover) Mobile (The Weather...
» more
Key customersSchneider Electronics, F5 Networks, TNS, Boeing, Northrop Grumman, GoPro, ViaSat,...
» more
ADP, Adobe, Amadeus, AstraZeneca, Auto Trader, Barclays, BBVA, Bosch, Cisco, CERN,...
» more
Market metricsWith hundreds of customers and over 30 million devices/applications using the product...
» more
175 million downloads, over 1.5M Atlas database clusters under management handling...
» more
Licensing and pricing modelsFor server use cases, there is a simple per-server license irrespective of the number...
» more
MongoDB database server: Server-Side Public License (SSPL) . Commercial licenses...
» more

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More resources
EsgynDBeXtremeDBLokiJSMongoDB
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Conferences and events

MongoDB & Google Cloud Developer Summit
Virtual Event, 28 October 2021

MongoDB.Local London
London, 9 November 2021

Finished events

Introduction to MongoDB
Webinar, on demand, 27 July 2021 (finished)

Recent citations in the news

McObject Announces Immediate Availability of eXtremeDB/rt for DDC-I’s Deos Real-Time Operating System
30 September 2021, EIN News

McObject and Lynx Software Technologies Team Up for the First COTS Hard Real-Time DBMS for Mission
21 October 2021, GlobeNewswire

insideBIGDATA Latest News – 10/20/2021
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McObject Collaborates with Wind River to Deliver First-Ever
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Beta tests for real time in-memory embedded database
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provided by Google News

LokiJS - A JavaScript Database
18 November 2014, iProgrammer

Fast, Lightweight Data Storage for Cordova Apps with LokiJS
26 January 2016, SitePoint

LinkedIn open-sources URL-Detector Java library, LokiJS 1.4, and Bulgaria's new open-source law—SD Times news digest: July 5, 2016
5 July 2016, SDTimes.com

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8 October 2021, The Motley Fool

How to Create Documents in MongoDB
13 October 2021, MakeUseOf

How Atlas Is Driving MongoDB's Growth
7 October 2021, Motley Fool

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19 October 2021, PRNewswire

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1 October 2021, Seeking Alpha

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