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DBMS > LokiJS vs. Percona Server for MongoDB vs. RRDtool vs. searchxml

System Properties Comparison LokiJS vs. Percona Server for MongoDB vs. RRDtool vs. searchxml

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonPercona Server for MongoDB  Xexclude from comparisonRRDtool  Xexclude from comparisonsearchxml  Xexclude from comparison
DescriptionIn-memory JavaScript DBMSA drop-in replacement for MongoDB Community Edition with enterprise-grade features.Industry standard data logging and graphing tool for time series data. RRD is an acronym for round-robin database. infoThe data is stored in a circular buffer, thus the system storage footprint remains constant over time.DBMS for structured and unstructured content wrapped with an application server
Primary database modelDocument storeDocument storeTime Series DBMSNative XML DBMS
Search engine
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
Score1.90
Rank#132  Overall
#11  Time Series DBMS
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Websitegithub.com/­techfort/­LokiJSwww.percona.com/­mongodb/­software/­percona-server-for-mongodboss.oetiker.ch/­rrdtoolwww.searchxml.net/­category/­products
Technical documentationtechfort.github.io/­LokiJSdocs.percona.com/­percona-distribution-for-mongodboss.oetiker.ch/­rrdtool/­docwww.searchxml.net/­support/­handouts
DeveloperPerconaTobias Oetikerinformationpartners gmbh
Initial release2014201519992015
Current release3.4.10-2.10, November 20171.8.0, 20221.0
License infoCommercial or Open SourceOpen SourceOpen Source infoGPL Version 2Open Source infoGPL V2 and FLOSScommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++C infoImplementations in Java (e.g. RRD4J) and C# availableC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)LinuxHP-UX
Linux
Windows
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenoyesNumeric data onlyyes
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 infoExporting into and restoring from XML files possibleyes
Secondary indexesyes infovia viewsyesnoyes
SQL infoSupport of SQLnononono
APIs and other access methodsJavaScript APIproprietary protocol using JSONin-process shared library
Pipes
RESTful HTTP API
WebDAV
XQuery
XSLT
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
C infowith librrd library
C# infowith a different implementation of RRDTool
Java infowith a different implementation of RRDTool
JavaScript (Node.js) infowith a different implementation of RRDTool
Lua
Perl
PHP infowith a wrapper library
Python
Ruby
C++ infomost other programming languages supported via APIs
Server-side scripts infoStored proceduresView functions in JavaScriptJavaScriptnoyes infoon the application server
Triggersyesnonono
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationnoneyes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency
noneImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possiblenonomultiple readers, single writer
Concurrency infoSupport for concurrent manipulation of datayesyes infoby using the rrdcached daemonyes
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 Engineyesno
User concepts infoAccess controlnoAccess rights for users and rolesnoDomain, group and role-based access control at the document level and for application services

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More resources
LokiJSPercona Server for MongoDBRRDtoolsearchxml
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