DB-EnginesInstaclustr banner English
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT
AWS Marketplace

DBMS > Oracle vs. PostgreSQL

System Properties Comparison Oracle vs. PostgreSQL

Please select another system to include it in the comparison.

Our visitors often compare Oracle and PostgreSQL with MySQL, Microsoft SQL Server and MongoDB.

Editorial information provided by DB-Engines
NameOracle  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionWidely used RDBMSBased on the object relational DBMS Postgres infoDeveloped as objectoriented DBMS, gradually enhanced with 'standards' like SQL
Primary database modelRelational DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Additional database modelsDocument store
Key-value store
Document store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1359.09
Rank#1  Overall
#1  Relational DBMS
Score372.36
Rank#4  Overall
#4  Relational DBMS
Websitewww.oracle.com/­database/­index.htmlwww.postgresql.org
Technical documentationdocs.oracle.com/­en/­databasewww.postgresql.org/­docs/­manuals
Purchase software

Buy it now at Amazon Webservices Marketplace

Buy it now at Amazon Webservices Marketplace

EnterpriseDB Corporation: Postgres Plus Cloud Database Basic (HVM)
DeveloperOraclePostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release19801989 info1989: Postgres, 1996: PostgreSQL
Current release12 Release 2 (12.2.0.1), March 20179.6.5, August 2017
License infoCommercial or Open Sourcecommercial inforestricted free version is availableOpen Source infoBSD
Cloud-based infoOnly available as a cloud servicenono
Implementation languageC and C++C
Server operating systemsAIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeyes infoSchemaless in JSON and XML columnsyes
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.yesyes infospecific XML-type available, but no XML query functionality.
Secondary indexesyesyes
SQL infoSupport of (almost entire) SQL standard (DML, DDL and DCL statements)yesyes infostandard with numerous extensions
APIs and other access methodsODP.NET
Oracle Call Interface (OCI)
JDBC
ODBC
native C library
streaming API for large objects
ADO.NET
JDBC
ODBC
Supported programming languagesC
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
.Net
C
C++
Delphi
Java infoJDBC
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresPL/SQL infoalso stored procedures in Java possibleuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning infowith the optional Oracle Partitioningno, but can be realized using table inheritance infofor each partition a subtable, inserts are controlled with triggers
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication
Master-slave replication
Master-slave replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infocan be realized in PL/SQLno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoisolation level can be parameterizedACID
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 infoVersion 12c introduced the new option 'Oracle Database In-Memory'no
User concepts infoAccess controlfine 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.

3rd party products and services
3rd partiesProgress DataDirect: Data connectivity across standard SQL and REST
» more

Navicat for Oracle improves the efficiency and productivity of Oracle developers and administrators with a streamlined working environment.
» more
Progress DataDirect: Data connectivity across standard SQL and REST
» more

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

We invite representatives of 3rd party vendors to contact us for presenting information about their offerings here.

More resources
OraclePostgreSQL
DB-Engines blog posts

The struggle for the hegemony in Oracle's database empire
2 May 2017, Paul Andlinger

Architecting eCommerce Platforms for Zero Downtime on Black Friday and Beyond
25 November 2016, Tony Branson (guest author)

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

show all

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

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

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

show all

Conferences and events

Oracle OpenWorld 2017
San Francisco, California, USA, 1-5 October 2017

Recent citations in the news

Microsoft just unleashed three long-anticipated secret weapons in the cloud wars
25 September 2017, Markets Insider

Oracle automated database – the Twitterrati debate (so far)
25 September 2017, Diginomica

Larry Ellison: Oracle's Next Database Will Beat Amazon | Fortune.com
14 September 2017, Fortune

VMware: HPE 3PAR Thin Provisioning and Compression with Oracle Database
25 September 2017, DABCC.com

5 big questions for Oracle following its autonomous database announcement
20 September 2017, Diginomica

provided by Google News

VividCortex Announces Expanded PostgreSQL Performance ...
5 September 2017, PR Web (press release)

'7 Minutes' with NuoDB SVP of Sales Stephen Fahey
25 September 2017, Channel Partners

Expert Postgres Developer Andres Freund Joins EnterpriseDB
6 September 2017, Markets Insider

2ndQuadrant's World Renowned Customer Service Achieves Best ...
31 August 2017, PR Newswire (press release)

Amaysim rebuilds analytics on AWS
24 September 2017, iTnews

provided by Google News

Job opportunities

Data Architect (Remote)
First San Francisco Partners, Remote

IT Professional I - Database Administrator
Jacobs, Kennedy Space Center, FL

IT Generalist I
Freddie Mac, McLean, VA

EBS Application Analyst - Purchasing
National Oilwell Varco, Houston, TX

IT Engineer I - Application Support
City of Mesa, AZ, Mesa, AZ

Python Developer
Inabia Solutions and Consulting, Salt Lake City, UT

Systems Automation Engineer
Amazon Web Services, Inc., Herndon, VA

NEW GRADUATE- Application Developer
VMware, Palo Alto, CA

Interactive News Internship
The New York Times, New York, NY

Software Web Developer - Junior
Spalding Consulting, Inc., San Diego, CA

jobs by Indeed




Share this page

Featured Products

Datastax logo

Datastax delivers Apache Cassandra as part of a database platform purpose built for IOT, Web and Mobile Apps. Download now.

Couchbase logo

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

RavenDB logo

.NET & Linux,
try the next level in performance with RavenDB 4.0 where Speed meets ACID.
Free download.

Neo4j logo

Get your step-by-step guide comparing RDBMS to graph databases, including data models, query languages, and deployment strategies.

Present your product here