DBMS > PostgreSQL

PostgreSQL System Properties

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Editorial information provided by DB-Engines

Name

Description

Widely used open source RDBMS

Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL

Primary database model

Relational DBMS

with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.

Secondary database models

Document store
Spatial DBMS

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Score	618.00
Rank	#4	Overall
	#4	Relational DBMS

Website

www.postgresql.org

Technical documentation

www.postgresql.org/docs

Developer

PostgreSQL Global Development Group

www.postgresql.org/developer

Initial release

1989

1989: Postgres, 1996: PostgreSQL

Current release

14.4, June 2022

License

Commercial or Open Source

Open Source

BSD

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

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Implementation language

Server operating systems

FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows

Data scheme

yes

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

specific XML-type available, but no XML query functionality.

Secondary indexes

yes

SQL

Support of SQL

yes

standard with numerous extensions

APIs and other access methods

ADO.NET
JDBC
native C library
ODBC
streaming API for large objects

Supported programming languages

.Net
C
C++
Delphi
Java

JDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl

Server-side scripts

Stored procedures

user defined functions

realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.

Triggers

yes

Partitioning methods

Methods for storing different data on different nodes

partitioning by range, list and (since PostgreSQL 11) by hash

Replication methods

Methods for redundantly storing data on multiple nodes

Source-replica replication

other methods possible by using 3rd party extensions

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

User concepts

Access control

fine grained access rights according to SQL-standard

More information provided by the system vendor

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Related products and services

Datasentinel: Platform for Monitoring and Analyzing the performance problems of your PostgreSQL Clusters

Datasentinel: performance monitoring tool for PostgreSQL.

Aiven for PostgreSQL: The familiar open source PostgreSQL® that you know and love, with no proprietary features or add-ons that will lock you in.

The State of PostgreSQL 2022 survey is now open!

Fujitsu Enterprise Postgres: An Enterprise Grade PostgreSQL with the flexibility of a hybrid cloud solution combined with industry leading security, availability and performance.

Instaclustr: Fully Hosted & Managed PostgreSQL

Hosted & Managed PostgreSQL with Instaclustr

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SQLFlow: automated SQL data lineage analysis

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!

Cybertec: Your professional partner for data science and PostgreSQL.

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

DbVisualizer is equipping database professionals with the tools they need to build, manage and maintain state-of-the-art database technologies. It has sky-high user satisfaction and is the preferred tool for database professionals around the world. Customers include Tesla, Apple, Facebook, Deutsche Bank, NASA, and 25,000 others in 145 countries.

EDB: BigAnimal is fully-managed PostgreSQL in the cloud from the database fanatics at EDB.

pgDash: In-Depth PostgreSQL Monitoring.

Maximize PostgreSQL performance with pgDash

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

More resources

DB-Engines blog posts

Snowflake is the DBMS of the Year 2021
3 January 2022, Paul Andlinger, Matthias Gelbmann

Driving the Future of PostgreSQL Adoption
15 November 2021, Umair Shahid, Percona (sponsor)

The Inexorable Rise of PostgreSQL
24 September 2021, Matt Yonkovit, Percona (sponsor)

show all

Recent citations in the news

Timescale Releases Third State of PostgreSQL Report
29 July 2022, PR Newswire

How to Work With a PostgreSQL Database Using psql Commands - MUO
20 July 2022, MakeUseOf

Install PostgreSQL pgAdmin 4 on Ubuntu 22.04 LTS Jammy Linux
4 August 2022, Linux Shout

How to return data from Postgresql pool in NodeJS?
1 August 2022, SitePoint

How to Create a CRUD API Using Node, PostgresSQL, and Express - MUO
28 July 2022, MakeUseOf

provided by Google News

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