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DBMS > Firebase Realtime Database vs. LokiJS vs. Microsoft Azure AI Search

System Properties Comparison Firebase Realtime Database vs. LokiJS vs. Microsoft Azure AI Search

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Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonLokiJS  Xexclude from comparisonMicrosoft Azure AI Search  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 DBMSSearch-as-a-service for web and mobile app development
Primary database modelDocument storeDocument storeSearch engine
Secondary database modelsVector 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
Score5.59
Rank#63  Overall
#7  Search engines
Websitefirebase.google.com/­products/­realtime-databasegithub.com/­techfort/­LokiJSazure.microsoft.com/­en-us/­services/­search
Technical documentationfirebase.google.com/­docs/­databasetechfort.github.io/­LokiJSlearn.microsoft.com/­en-us/­azure/­search
DeveloperGoogle infoacquired by Google 2014Microsoft
Initial release201220142015
Current releaseV1
License infoCommercial or Open SourcecommercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud serviceyesnoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScript
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)hosted
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes
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 viewsyes
SQL infoSupport of SQLnonono
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
JavaScript APIRESTful HTTP API
Supported programming languagesJava
JavaScript
Objective-C
JavaScriptC#
Java
JavaScript
Python
Server-side scripts infoStored procedureslimited functionality with using 'rules'View functions in JavaScriptno
TriggersCallbacks are triggered when data changesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
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 integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno infoatomic operations within a single collection possibleno
Concurrency infoSupport for concurrent manipulation of datayesyes
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.yes
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 rulesnoyes infousing Azure authentication

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More resources
Firebase Realtime DatabaseLokiJSMicrosoft Azure AI Search
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Realtime vs Cloud Firestore: Which Firebase Database to go?
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