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DBMS > Firebase Realtime Database vs. VelocityDB

System Properties Comparison Firebase Realtime Database vs. VelocityDB

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Our visitors often compare Firebase Realtime Database and VelocityDB with MongoDB, SQLite and RethinkDB.

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonVelocityDB  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 .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelDocument storeGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score10.85
Rank#41  Overall
#7  Document stores
Score0.05
Rank#306  Overall
#29  Graph DBMS
#17  Object oriented DBMS
Websitefirebase.google.com/­products/­realtime-databasevelocitydb.com
Technical documentationfirebase.google.com/­docs/­databasevelocitydb.com/­UserGuide.aspx
DeveloperGoogle infoacquired by Google 2014VelocityDB Inc
Initial release20122011
Current release7.x
License infoCommercial or Open Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC#
Server operating systemshostedAny that supports .NET
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
.Net
Supported programming languagesJava
JavaScript
Objective-C
.Net
Server-side scripts infoStored procedureslimited functionality with using 'rules'no
TriggersCallbacks are triggered when data changesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesSharding
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
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlyes, based on authentication and database rulesBased on Windows Authentication

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More resources
Firebase Realtime DatabaseVelocityDB
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

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