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DBMS > Firebase Realtime Database vs. Realm

System Properties Comparison Firebase Realtime Database vs. Realm

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Our visitors often compare Firebase Realtime Database and Realm with SQLite, MongoDB and Couchbase.

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonRealm  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.A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data
Primary database modelDocument storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score13.99
Rank#37  Overall
#6  Document stores
Score8.36
Rank#46  Overall
#8  Document stores
Websitefirebase.google.com/­products/­realtime-databaserealm.io
Technical documentationfirebase.google.com/­docs/­databaserealm.io/­docs
DeveloperGoogle infoacquired by Google 2014Realm, acquired by MongoDB in May 2019
Initial release20122014
License infoCommercial or Open SourcecommercialOpen Source
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Server operating systemshostedAndroid
Backend: server-less
iOS
Windows
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes
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.nono
Secondary indexesyesyes
SQL infoSupport of SQLnono
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
Supported programming languagesJava
JavaScript
Objective-C
.Net
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored procedureslimited functionality with using 'rules'no inforuns within the applications so server-side scripts are unnecessary
TriggersCallbacks are triggered when data changesyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesnone
Replication methods infoMethods for redundantly storing data on multiple nodesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoIn-Memory realm
User concepts infoAccess controlyes, based on authentication and database rulesyes
More information provided by the system vendor
Firebase Realtime DatabaseRealm
Specific characteristicsNow a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
» more
Competitive advantagesRealm ensures offline-first functionality, meaning apps run smoothly and deliver...
» more
Typical application scenariosMobile Consumer Apps First-Line Worker Apps
» more
Key customersCathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
» more
Market metricsUsed by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
» more
Licensing and pricing modelsRealm database is licensed under the Apache License v2.0.
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
Firebase Realtime DatabaseRealm
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Recent citations in the news

Over 4000 Android Apps Expose Users' Data via Misconfigured Firebase Databases
12 May 2020, Internet

Researchers spot thousands of Android apps leaking user data through misconfigured Firebase databases
12 May 2020, The Register

Why the future of enterprise data is open source
4 June 2020, TechRepublic

Introduction to the Firebase Database
9 March 2020, Database Journal

4200+ Android Apps Responsible for Massive Data Leak
19 May 2020, Digital Information World

provided by Google News

Realm Makes PostgreSQL Real-Time with New Connector
21 March 2017, Database Trends and Applications

Spencer Johnson joins Pyramid Analytics as Vice President of North America Sales
3 April 2020, Help Net Security

Pyramid Analytics Appoints Spencer Johnson as Vice President of North America Sales
31 March 2020, Business Wire

Realm Platform 2.0 Is Significant Step Forward for Building Responsive and Real-Time Mobile Applications
17 October 2017, Business Wire

Q&A with Ed Lee on RAID, Virtualization-Aware Storage
15 August 2012, Virtualization Review

provided by Google News

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