DB-EnginesInfluxDB download bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Firebase Realtime Database vs. Postgres-XL vs. PostgreSQL vs. SAP SQL Anywhere

System Properties Comparison Firebase Realtime Database vs. Postgres-XL vs. PostgreSQL vs. SAP SQL Anywhere

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonPostgres-XL  Xexclude from comparisonPostgreSQL  Xexclude from comparisonSAP SQL Anywhere infoformerly called Adaptive Server Anywhere  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.Based on PostgreSQL enhanced with MPP and write-scale-out cluster featuresWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLRDBMS database and synchronization technologies for server, desktop, remote office, and mobile environments
Primary database modelDocument storeRelational DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Relational DBMS
Secondary database modelsDocument storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score11.74
Rank#40  Overall
#7  Document stores
Score0.43
Rank#213  Overall
#102  Relational DBMS
Score483.91
Rank#4  Overall
#4  Relational DBMS
Score5.04
Rank#60  Overall
#33  Relational DBMS
Websitefirebase.google.com/­products/­realtime-databasewww.postgres-xl.orgwww.postgresql.orgwww.sap.com/­products/­sql-anywhere.html
Technical documentationfirebase.google.com/­docs/­databasewww.postgres-xl.org/­documentationwww.postgresql.org/­docs/­manualshelp.sap.com/­sql-anywhere
DeveloperGoogle infoacquired by Google 2014PostgreSQL Global Development Group infowww.postgresql.org/­developerSAP infoformerly Sybase
Initial release20122014 infosince 2012, originally named StormDB1989 info1989: Postgres, 1996: PostgreSQL1992
Current release10 R1, October 201812.0, October 201917, July 2015
License infoCommercial or Open SourcecommercialOpen Source infoMozilla public licenseOpen Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • Azure Database for PostgreSQL: A fully managed, scalable PostgreSQL relational database with high availability and security built in at no extra cost
  • EDB Postgres Cloud Database Service: Postgres cloud database service on AWS with Superuser Access, Unlimited Extensions, Higher Scalability, More Tuning Power and Oracle Compatibility. Try free!
  • ScaleGrid: Fully managed PostgreSQL hosting with high availability, dedicated servers, and superuser control on the #1 multi-cloud Amazon RDS alternative.
Implementation languageCC
Server operating systemshostedLinux
macOS
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
Data schemeschema-freeyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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 infoXML type, but no XML query functionalityyes infospecific XML-type available, but no XML query functionality.yes
Secondary indexesyesyesyesyes
SQL infoSupport of SQLnoyes infodistributed, parallel query executionyes infostandard with numerous extensionsyes
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
native C library
streaming API for large objects
ADO.NET
JDBC
ODBC
native C library
streaming API for large objects
ADO.NET
JDBC
ODBC
HTTP API
ADO.NET
JDBC
ODBC
Supported programming languagesJava
JavaScript
Objective-C
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C
C#
C++
Delphi
Java
JavaScript (Node.js)
Perl
PHP
Python
Ruby
Server-side scripts infoStored procedureslimited functionality with using 'rules'user defined functionsuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.yes, in C/C++, Java, .Net or Perl
TriggersCallbacks are triggered when data changesyesyesyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningpartitioning by range, list and (since PostgreSQL 11) by hashnone
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication infoother methods possible by using 3rd party extensionsMaster-slave replication infoDatabase mirroring
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACID infoMVCCACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlyes, based on authentication and database rulesfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

More information provided by the system vendor

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 partiesDBHawk: a web-based PostgreSQL/Greenplum database tool. Boost database development and BI productivity with an online Universal database tool.
» more

Dremio is like magic for PostgreSQL accelerating your analytical queries up to 1,000x.
» more

General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more

Azure Database for PostgreSQL provides fully managed, enterprise-ready community PostgreSQL database as a service
» more

SQLPro for PostgreSQL: A simple but powerful PostgreSQL database client available on iPhone and iPad as well as macOS.
» more

2ndQuadrant: PostgreSQL Solutions for the Enterprise.
» more

pgDash: In-Depth PostgreSQL Monitoring.
» more

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

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

More resources
Firebase Realtime DatabasePostgres-XLPostgreSQLSAP SQL Anywhere infoformerly called Adaptive Server Anywhere
DB-Engines blog posts

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

Microsoft SQL Server is the DBMS of the Year
4 January 2017, Matthias Gelbmann, Paul Andlinger

show all

Conferences and events

PostgreSQL Conference, Europe 2019
Milan, Italy, 15-18 October 2019

Recent citations in the news

Top Local Databases for React Native App Development {A 2020 List}
15 October 2019, Appinventiv

5 Google Cloud tools you should know
11 October 2019, TechTarget

Amplify improvements streamline AWS mobile app development
11 October 2019, TechTarget

Firebase launches Extensions to help easily solve common app problems
26 September 2019, 9to5Google

Google Firebase announces Extensions, App Distribution for iOS and Android, and web app analytics
27 September 2019, Android Police

provided by Google News

Building a scalable PostgreSQL solution
14 April 2019, Packt Hub

Interview with Frank Huerta and Mason Sharp on PostGres-XL
13 May 2014, opensource.com

PostgreSQL vs. Hadoop
20 August 2016, DZone News

provided by Google News

PostgreSQL 12 boosts open source database performance
14 October 2019, TechTarget

PostgreSQL 12 Released
14 October 2019, iProgrammer

2ndQuadrant Contributes Major Features to PostgreSQL 12
3 October 2019, PRNewswire

PostgreSQL turns performance up for v12 release
3 October 2019, DevClass

PostgreSQL puts the pedal to the metal with some smart indexing tweaks in version 12
4 October 2019, The Register

provided by Google News

What is SAP SQL Anywhere? - Definition from WhatIs.com
13 October 2016, TechTarget

SAP gives SQL Anywhere a new IoT injection
16 July 2015, Computerworld

SAP BAPI (Business Application Programming Interface)
2 April 2018, TechTarget

Rimini Street to offer database, security services
7 June 2017, ZDNet

SAP IoT products: How do they work with ERP and big data?
28 December 2015, TechTarget

provided by Google News

Job opportunities

Web Application Programmer
NC State University, Raleigh, NC

Software Developer
Mackin Engineering Company, Pittsburgh, PA

Web Application Programmer
North Carolina State University, Raleigh, NC

Data Architect
CDK Global, Seattle, WA

Associate Experience Engineer
OneSpan, Boston, MA

PostgreSQL Database Engineer (Denver or Austin)
Visa, Denver, CO

Sr Applications Engineer - Corporate Systems
California ISO, Folsom, CA

Database Engineer
Facebook, Menlo Park, CA

Database Administrator, Digital Commerce Platform
Amazon.com Services, Inc., Seattle, WA

Database Engineer - PostgreSQL
Amazon.com Services, Inc., Herndon, VA

Help Desk Technician
Association for Energy Affordability, Inc., New York, NY

jobs by Indeed




Share this page

Featured Products

Neo4j logo

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

Redis logo

Hosted, serverless DBaaS
in 3 steps.

30MB Free!
Start now.

Couchbase logo

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

RavenDB logo

Setup a fully managed RavenDB Cloud Database in minutes. Enjoy hosting, management, backups all in one place.
Grab a Free Instance

Present your product here