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DBMS > LokiJS vs. Percona Server for MongoDB vs. Transwarp KunDB vs. VictoriaMetrics

System Properties Comparison LokiJS vs. Percona Server for MongoDB vs. Transwarp KunDB vs. VictoriaMetrics

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonPercona Server for MongoDB  Xexclude from comparisonTranswarp KunDB  Xexclude from comparisonVictoriaMetrics  Xexclude from comparison
DescriptionIn-memory JavaScript DBMSA drop-in replacement for MongoDB Community Edition with enterprise-grade features.OLTP DBMS based on a distributed architecture and highly compatible with MySQL and OracleA fast, cost-effective and scalable Time Series DBMS and monitoring solution
Primary database modelDocument storeDocument storeRelational DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#260  Overall
#42  Document stores
Score0.60
Rank#246  Overall
#39  Document stores
Score0.14
Rank#341  Overall
#149  Relational DBMS
Score1.23
Rank#172  Overall
#15  Time Series DBMS
Websitegithub.com/­techfort/­LokiJSwww.percona.com/­mongodb/­software/­percona-server-for-mongodbwww.transwarp.cn/­en/­product/­kundbvictoriametrics.com
Technical documentationtechfort.github.io/­LokiJSdocs.percona.com/­percona-distribution-for-mongodbdocs.victoriametrics.com
github.com/­VictoriaMetrics/­VictoriaMetrics/­wiki
DeveloperPerconaTranswarpVictoriaMetrics
Initial release201420152018
Current release3.4.10-2.10, November 2017v1.91, May 2023
License infoCommercial or Open SourceOpen SourceOpen Source infoGPL Version 2commercialOpen Source infoApache Version 2.0
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.
Implementation languageJavaScriptC++Go
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)LinuxFreeBSD
Linux
macOS
OpenBSD
Data schemeschema-freeschema-freeyes
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.nonono
Secondary indexesyes infovia viewsyesyes
SQL infoSupport of SQLnonoyesno
APIs and other access methodsJavaScript APIproprietary protocol using JSONGraphite protocol
InfluxDB Line Protocol
OpenTSDB
Prometheus Query API
Prometheus Remote Read/Write
Supported programming languagesJavaScriptActionscript
C
C#
C++
Clojure
ColdFusion
D
Dart
Delphi
Erlang
Go
Groovy
Haskell
Java
JavaScript
Lisp
Lua
MatLab
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Scala
Smalltalk
Server-side scripts infoStored proceduresView functions in JavaScriptJavaScriptyesno
Triggersyesnoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationSynchronous replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency
Immediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possiblenoACIDno
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.yesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infovia In-Memory Engineno
User concepts infoAccess controlnoAccess rights for users and rolesyes

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More resources
LokiJSPercona Server for MongoDBTranswarp KunDBVictoriaMetrics
DB-Engines blog posts

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

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