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DBMS > LokiJS vs. Memcached vs. TempoIQ vs. TerminusDB

System Properties Comparison LokiJS vs. Memcached vs. TempoIQ vs. TerminusDB

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonMemcached  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionIn-memory JavaScript DBMSIn-memory key-value store, originally intended for cachingScalable analytics DBMS for sensor data, provided as a service (SaaS)Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelDocument storeKey-value storeTime Series DBMSGraph DBMS
Secondary database modelsDocument store
RDF store
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
Score0.17
Rank#325  Overall
#29  Graph DBMS
Websitegithub.com/­techfort/­LokiJSwww.memcached.orgtempoiq.com (offline)terminusdb.com
Technical documentationtechfort.github.io/­LokiJSgithub.com/­memcached/­memcached/­wikiterminusdb.github.io/­terminusdb/­#
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalTempoIQDataChemist Ltd.
Initial release2014200320122018
Current release1.6.27, May 202411.0.0, January 2023
License infoCommercial or Open SourceOpen SourceOpen Source infoBSD licensecommercialOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptCProlog, Rust
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)FreeBSD
Linux
OS X
Unix
Windows
Linux
Data schemeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenonoyesyes
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 viewsno
SQL infoSupport of SQLnononoSQL-like query language (WOQL)
APIs and other access methodsJavaScript APIProprietary protocolHTTP APIOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesJavaScript.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C#
Java
JavaScript infoNode.js
Python
Ruby
JavaScript
Python
Server-side scripts infoStored proceduresView functions in JavaScriptnonoyes
Triggersyesnoyes infoRealtime Alertsyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone infoRepcached, a Memcached patch, provides this functionallityJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnone
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possiblenonoACID
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.noyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlnoyes infousing SASL (Simple Authentication and Security Layer) protocolsimple authentication-based access controlRole-based access control

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More resources
LokiJSMemcachedTempoIQ infoformerly TempoDBTerminusDB infoformer name was DataChemist
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