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DBMS > LokiJS vs. Memcached vs. Newts vs. RRDtool

System Properties Comparison LokiJS vs. Memcached vs. Newts vs. RRDtool

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonMemcached  Xexclude from comparisonNewts  Xexclude from comparisonRRDtool  Xexclude from comparison
DescriptionIn-memory JavaScript DBMSIn-memory key-value store, originally intended for cachingTime Series DBMS based on CassandraIndustry 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.
Primary database modelDocument storeKey-value storeTime Series DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.43
Rank#264  Overall
#42  Document stores
Score19.42
Rank#32  Overall
#4  Key-value stores
Score0.00
Rank#383  Overall
#41  Time Series DBMS
Score1.87
Rank#136  Overall
#11  Time Series DBMS
Websitegithub.com/­techfort/­LokiJSwww.memcached.orgopennms.github.io/­newtsoss.oetiker.ch/­rrdtool
Technical documentationtechfort.github.io/­LokiJSgithub.com/­memcached/­memcached/­wikigithub.com/­OpenNMS/­newts/­wikioss.oetiker.ch/­rrdtool/­doc
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalOpenNMS GroupTobias Oetiker
Initial release2014200320141999
Current release1.6.25, March 20241.8.0, 2022
License infoCommercial or Open SourceOpen SourceOpen Source infoBSD licenseOpen Source infoApache 2.0Open Source infoGPL V2 and FLOSS
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 languageJavaScriptCJavaC infoImplementations in Java (e.g. RRD4J) and C# available
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)FreeBSD
Linux
OS X
Unix
Windows
Linux
OS X
Windows
HP-UX
Linux
Data schemeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenonoyesNumeric data only
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 possible
Secondary indexesyes infovia viewsnonono
SQL infoSupport of SQLnononono
APIs and other access methodsJavaScript APIProprietary protocolHTTP REST
Java API
in-process shared library
Pipes
Supported programming languagesJavaScript.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
JavaC 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
Server-side scripts infoStored proceduresView functions in JavaScriptnonono
Triggersyesnonono
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding infobased on Cassandranone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone infoRepcached, a Memcached patch, provides this functionallityselectable replication factor infobased on Cassandranone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
none
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possiblenonono
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoby using the rrdcached daemon
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.noyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlnoyes infousing SASL (Simple Authentication and Security Layer) protocolnono

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More resources
LokiJSMemcachedNewtsRRDtool
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