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DBMS > Firebase Realtime Database vs. OpenQM

System Properties Comparison Firebase Realtime Database vs. OpenQM

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Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonOpenQM infoalso called QM  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.QpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database modelDocument storeMultivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score10.85
Rank#41  Overall
#7  Document stores
Score0.24
Rank#245  Overall
#10  Multivalue DBMS
Websitefirebase.google.com/­products/­realtime-databasewww.openqm.com
Technical documentationfirebase.google.com/­docs/­databasewww.openqm-zumasys.com/­support/­documentation
DeveloperGoogle infoacquired by Google 2014Martin Phillips
Initial release20121993
Current release3.4-12
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2, extended commercial license available
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Server operating systemshostedAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeschema-freeyes infowith some exceptions
Typing infopredefined data types such as float or dateyes
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.noyes
Secondary indexesyesyes
SQL infoSupport of SQLnono
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
Supported programming languagesJava
JavaScript
Objective-C
.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored procedureslimited functionality with using 'rules'yes
TriggersCallbacks are triggered when data changesyes
Partitioning methods infoMethods for storing different data on different nodesyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes
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 datayesyes
Durability infoSupport for making data persistentyesyes
User concepts infoAccess controlyes, based on authentication and database rulesAccess rights can be defined down to the item level

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More resources
Firebase Realtime DatabaseOpenQM infoalso called QM
Recent citations in the news

How unsecured Firebase databases put critical data at risk
16 January 2019, TechTarget

Realtime vs Cloud Firestore: Which Firebase Database to go?
12 October 2018, Appinventiv

Google’s Cloud Firestore NoSQL database hits general availability
31 January 2019, TechCrunch

How was Google Firebase security bypassed?
9 October 2018, TechTarget

Firebase for Startups: A Must-Have or Non-Essential
23 January 2019, Appinventiv

provided by Google News

Encompass Eliminates Downtime with jBASE from Zumasys
2 October 2018, Business Wire

provided by Google News

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