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DBMS > Firebase Realtime Database vs. IBM Db2

System Properties Comparison Firebase Realtime Database vs. IBM Db2

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Our visitors often compare Firebase Realtime Database and IBM Db2 with MySQL, Microsoft SQL Server and PostgreSQL.

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  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.Common in IBM host environments, 2 different versions for host and Windows/Linux
Primary database modelDocument storeRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDB
Secondary database modelsDocument store
RDF store infoin DB2 LUW (Linux, Unix, Windows)
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score11.00
Rank#41  Overall
#7  Document stores
Score176.05
Rank#6  Overall
#5  Relational DBMS
Websitefirebase.google.com/­products/­realtime-databasewww.ibm.com/­analytics/­us/­en/­db2
Technical documentationfirebase.google.com/­docs/­databasewww.ibm.com/­support/­knowledgecenter/­SSEPGG
DeveloperGoogle infoacquired by Google 2014IBM
Initial release20121983 infohost version
Current release12.1, October 2016
License infoCommercial or Open Sourcecommercialcommercial infofree version is available
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.
Implementation languageC and C++
Server operating systemshostedAIX
HP-UX
Linux
Solaris
Windows
z/OS
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.no
Secondary indexesyesyes
SQL infoSupport of SQLnoyes
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
JSON style queries infoMongoDB compatible
XQuery
ADO.NET
JDBC
ODBC
Supported programming languagesJava
JavaScript
Objective-C
C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
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 nodesSharding infoonly with Windows/Unix/Linux Version
Replication methods infoMethods for redundantly storing data on multiple nodesyes infowith separate tools (MQ, InfoSphere)
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
Foreign keys infoReferential integritynoyes
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 rulesfine grained access rights according to SQL-standard

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More resources
Firebase Realtime DatabaseIBM Db2 infoformerly named DB2 or IBM Database 2
Conferences and events

IDUG Db2 Tech Conference North America 2019
Charlotte, North Carolina, 2-6 June 2019

Recent citations in the news

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

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

On the verge of Next '19, Google must double down on cloud applications
1 April 2019, SiliconANGLE News

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

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

provided by Google News

Infotel Announces AI Software Release to Automate Db2 Maintenance Tasks
15 April 2019, Database Trends and Applications

Top Extract-Transform-Load (ETL) Tool Vendors
23 April 2019, eWeek

IBM Improves IT Operations with Artificial Intelligence
18 April 2019, Database Journal

Syncsort Debuts Unified IBM i Security Suite
10 April 2019, IT Jungle

Five Skills You Don't Need To Manage IBM i (And Two You Do)
25 March 2019, IT Jungle

provided by Google News

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