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DBMS > Firebase Realtime Database vs. LokiJS vs. SiteWhere vs. UniData,UniVerse

System Properties Comparison Firebase Realtime Database vs. LokiJS vs. SiteWhere vs. UniData,UniVerse

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Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonLokiJS  Xexclude from comparisonSiteWhere  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.In-memory JavaScript DBMSM2M integration platform for persisting/querying time series dataMultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelDocument storeDocument storeTime Series DBMSMultivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score14.29
Rank#39  Overall
#6  Document stores
Score0.43
Rank#264  Overall
#42  Document stores
Score0.06
Rank#356  Overall
#35  Time Series DBMS
Score3.16
Rank#97  Overall
#2  Multivalue DBMS
Websitefirebase.google.com/­products/­realtime-databasegithub.com/­techfort/­LokiJSgithub.com/­sitewhere/­sitewherewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-unidata
Technical documentationfirebase.google.com/­docs/­databasetechfort.github.io/­LokiJSsitewhere1.sitewhere.io/­index.htmldocs.rocketsoftware.com/­bundle?cluster=true&labelkey=unidata&labelkey=prod_unidata
DeveloperGoogle infoacquired by Google 2014SiteWhereRocket Software
Initial release2012201420101985
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoCommon Public Attribution License Version 1.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaC
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeschema-freeschema-freepredefined schemeschema-free
Typing infopredefined data types such as float or dateyesnoyesoptional
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 indexesyesyes infovia viewsnoyes
SQL infoSupport of SQLnononoyes
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
JavaScript APIHTTP RESTJava API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languagesJava
JavaScript
Objective-C
JavaScript.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored procedureslimited functionality with using 'rules'View functions in JavaScriptyes
TriggersCallbacks are triggered when data changesyesyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infobased on HBasenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factor infobased on HBaseSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
noneImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno infoatomic operations within a single collection possiblenoACID infoconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlyes, based on authentication and database rulesnoUsers with fine-grained authorization conceptAccess rights according to SQL-standard and operating system based

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More resources
Firebase Realtime DatabaseLokiJSSiteWhereUniData,UniVerse
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