DB-EnginesExtremeDB Active Replication featuresEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Firebase Realtime Database vs. MongoDB vs. PostgreSQL

System Properties Comparison Firebase Realtime Database vs. MongoDB vs. PostgreSQL

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonMongoDB  Xexclude from comparisonPostgreSQL  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.One of the most popular document stores available both as a fully managed cloud service and for deployment on self-managed infrastructureWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelDocument storeDocument storeRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Secondary database modelsSearch engine infointegrated Lucene index, currently in MongoDB Atlas only.Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score15.99
Rank#37  Overall
#5  Document stores
Score458.95
Rank#5  Overall
#1  Document stores
Score550.96
Rank#4  Overall
#4  Relational DBMS
Websitefirebase.google.com/­products/­realtime-databasewww.mongodb.comwww.postgresql.org
Technical documentationfirebase.google.com/­docs/­databasedocs.mongodb.com/­manualwww.postgresql.org/­docs
DeveloperGoogle infoacquired by Google 2014MongoDB, IncPostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release201220091989 info1989: Postgres, 1996: PostgreSQL
Current release4.4.3 , December 202013.2 , February 2021
License infoCommercial or Open SourcecommercialOpen Source infoMongoDB Inc.'s Server Side Public License v1. Prior versions were published under GNU AGPL v3.0. Commercial licenses are also available.Open Source infoBSD
Cloud-based only infoOnly available as a cloud serviceyesno infoMongoDB available as DBaaS (MongoDB Atlas)no
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • MongoDB Atlas: the global and fully-managed cloud database service from the makers of MongoDB. Deploy across AWS, Azure, or GCP.
  • ScaleGrid for MongoDB: Fully managed hosting for MongoDB database on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
ScaleGrid for PostgreSQL: Fully managed PostgreSQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageC++C
Server operating systemshostedLinux
OS X
Solaris
Windows
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeschema-freeschema-free infoAlthough schema-free, documents of the same collection often follow the same structure. Optionally impose all or part of a schema by defining a JSON schema.yes
Typing infopredefined data types such as float or dateyesyes infostring, integer, double, decimal, boolean, date, object_id, geospatialyes
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 infospecific XML-type available, but no XML query functionality.
Secondary indexesyesyesyes
SQL infoSupport of SQLnoRead-only SQL queries via the MongoDB Connector for BIyes infostandard with numerous extensions
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
proprietary protocol using JSONADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesJava
JavaScript
Objective-C
Actionscript infounofficial driver
C
C#
C++
Clojure infounofficial driver
ColdFusion infounofficial driver
D infounofficial driver
Dart infounofficial driver
Delphi infounofficial driver
Erlang
Go
Groovy infounofficial driver
Haskell
Java
JavaScript
Lisp infounofficial driver
Lua infounofficial driver
MatLab infounofficial driver
Perl
PHP
PowerShell infounofficial driver
Prolog infounofficial driver
Python
R infounofficial driver
Ruby
Rust
Scala
Smalltalk infounofficial driver
Swift
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored procedureslimited functionality with using 'rules'JavaScriptuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
TriggersCallbacks are triggered when data changesyes infoin MongoDB Atlas onlyyes
Partitioning methods infoMethods for storing different data on different nodesSharding infopartitioned by hashed, ranged, or zoned sharding keyspartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-Source deployments with MongoDB Atlas Global Clusters
Source-replica replication
Source-replica replication infoother methods possible by using 3rd party extensions
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
Eventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate Consistency
Foreign keys infoReferential integritynono infotypically not used, however similar functionality with DBRef possibleyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesMulti-document ACID Transactions with snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infooptionalyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoIn-memory storage engine introduced with MongoDB version 3.2no
User concepts infoAccess controlyes, based on authentication and database rulesAccess rights for users and rolesfine grained access rights according to SQL-standard
More information provided by the system vendor
Firebase Realtime DatabaseMongoDBPostgreSQL
Specific characteristicsMongoDB is the leading modern, general purpose data platform, designed to unleash...
» more
Competitive advantagesThe MongoDB platform can be used by developers building transactional, operational,...
» more
Typical application scenariosInternet of Things and Time Series (Bosch, Jaguar Land Rover) Mobile (The Weather...
» more
Key customersADP, Adobe, Amadeus, AstraZeneca, Auto Trader, Barclays, BBVA, Bosch, Cisco, CERN,...
» more
Market metrics125 million downloads (growing at more than 30 thousand downloads per day), over...
» more
Licensing and pricing modelsMongoDB database server: Server-Side Public License (SSPL) . Commercial licenses...
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more

Datadog: Visualize all your MongoDB metrics.
» more

Studio 3T: The world's favorite IDE for working with MongoDB
» more

Navicat for MongoDB gives you a highly effective GUI interface for MongoDB database management, administration and development.
» more

ClusterControl: the only management system you’ll ever need to take control of your open source database infrastructure.
» more

DBHawk: Secure access to SQL, NoSQL and Cloud databases with an all-in-one solution.
» more
General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more

CYBERTEC is your professional partner for PostgreSQL services and Data Science since 2000. With offices in Austria, Uruguay, Estonia, Poland, South Africa and Switzerland, CYBERTEC operates worldwide and is here for you 24/7!
» more

EDB: Helping organizations get the most from PostgreSQL, Oracle Migration, High Availability, Security
» more

pgDash: In-Depth PostgreSQL Monitoring.
» more

Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
» more

ClusterControl: the only management system you’ll ever need to take control of your open source database infrastructure.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
Firebase Realtime DatabaseMongoDBPostgreSQL
DB-Engines blog posts

Cloud-based DBMS's popularity grows at high rates
12 December 2019, Paul Andlinger

show all

PostgreSQL is the DBMS of the Year 2020
4 January 2021, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

PostgreSQL moves up one rank at the expense of MongoDB
1 September 2016, Paul Andlinger

show all

PostgreSQL is the DBMS of the Year 2020
4 January 2021, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2017
2 January 2018, Paul Andlinger, Matthias Gelbmann

show all

Recent citations in the news

Top 5 Databases For React Native App Development
2 February 2021, Business 2 Community

Cold War Firebase z memory corrupted: Find out how to capture Mimics using essence traps
6 February 2021, Republic TV

Introduction to the Firebase Database
9 March 2020, Database Journal

Mobile App Analytics Platform Market Size Forecast (2020-2026): Appsee, Buddybuild (Doe Pics Hit), Mixpanel, Firebase (Google), Amplitude, Localytics, Keen, Crashlytics, AppLink.io, Flurry (Yahoo), Apsalar, HockeyApp (Microsoft), Adjust, Kochava
26 February 2021, NY Market Reports

Firebase: Google Cloud’s Evil Twin – Excerpt
7 October 2020, Security Boulevard

provided by Google News

Google Cloud, MongoDB Take Their Alliance To The Next Level
25 February 2021, CRN

MongoDB deepens Google Cloud partnership with new Atlas integrations
26 February 2021, Developer Tech

Schema Performance Tuning in MongoDB
25 February 2021, JAXenter

Building An Enterprise Software Company: Tips For Founders From Dev Ittycheria, CEO Of MongoDB
25 February 2021, Forbes

How Atlas Could Help MongoDB Grow Its Database Business
17 February 2021, Motley Fool

provided by Google News

New Monitoring Features in PostgreSQL 13
26 February 2021, DevOps.com

AWS Announces Amazon Aurora Supports PostgreSQL 12 (infoq.com)
7 February 2021, InfoQ.com

AWS and Rackspace Lose 700 PostgreSQL Databases to Oracle Autonomous Database
25 February 2021, Cloud Wars

Global Relational Databases Software Market 2025: Microsoft, MySQL, Oracle, SAP, PostgreSQL, Amazon RDS, IBM, MariaDB, Informix, Teradata, SQLite – The Bisouv Network
26 February 2021, The Bisouv Network

Global NoSQL Market 2025: Microsoft SQL Server, MySQL, MongoDB, PostgreSQL, Oracle Database, MongoLab, MarkLogic, Couchbase, CloudDB, DynamoDB, Basho Technologies, Aerospike, IBM, Neo, Hypertable, Cisco, Objectivity
26 February 2021, NY Market Reports

provided by Google News

Job opportunities

Automation Tester (Mobile Application)
SnapHunt Pte Ltd, Remote

Database Administrator
Clearwave Corporation, Atlanta, GA

Senior Mobile Analytics Consultant
empirical path, Atlanta, GA

Python Developer
Swan Software Solutions, Carmel, IN

Analytics Account Director
empirical path, Atlanta, GA

Early Careers | Engineering - Front-End/UI Developer - Software Engineer - Analyst | New York/Jersey City
Goldman Sachs, New York, NY

Looking for an entry-level or graduate job?
Unibuddy, New York, NY

Entry Level Developer / Software Test Engineer
Real-Time Technology Solutions, New York, NY

Operations Associate
Nomad Health, New York, NY

Animation, Video, Digital Media & Graphic Design EdTech Startup Employee
Smart Course, New York, NY

GIS Technician I
Kaart Group, Seattle, WA

Node.js Developer
Aiteq, Remote

Junior Database Administrator
Colorado Business Computer Systems, Inc., Remote

Data Technician (Full- or Part-Time)
Thasos Group, New York, NY

Backend Python Developer - Grow with Us!
Printed Mint, Phoenix, AZ

jobs by Indeed




Share this page

Featured Products

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Present your product here