A robust SQL Object-Relational Database
PostgreSQL is a powerful database system with a strong reputation for reliability, data integrity, and correctness.
It supports the SQL standard and is fully ACID compliant. It offers many advanced features, including complex queries, foreign keys, triggers, views, transactional integrity and multiversion concurrency control.
It features native programming interfaces for C/C++, Java, .NET, Perl, Python, Ruby, Tcl, and ODBC.
22 November 2014
PostgreSQL is released under the PostgreSQL License.
PostgreSQL is released under the PostgreSQL License, a liberal Open Source license, similar to the BSD or MIT licenses.
PostgreSQL Database Management System (formerly known as Postgres, then as Postgres95)
Portions Copyright © 1996-2023, The PostgreSQL Global Development Group
Portions Copyright © 1994, The Regents of the University of California
Permission to use, copy, modify, and distribute this software and its documentation for any purpose, without fee, and without a written agreement is hereby granted, provided that the above copyright notice and this paragraph and the following two paragraphs appear in all copies.
IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
Will PostgreSQL ever be released under a different license? The PostgreSQL Global Development Group remains committed to making PostgreSQL available as free and open source software in perpetuity. There are no plans to change the PostgreSQL License or release PostgreSQL under a different license.If you would like to read more about this topic, then please take a look at the mailing list archives at one of the many discussions on this subject.
Leaders and contributors
Resources and communication
|Ruby (Ref) (R)||https://rubygems.org/gems/pgsql|
|Debian (Ref) (R)||https://tracker.debian.org/pkg/postgresql|
|Python (Ref) (R)||https://pypi.org/project/pgsql|
|Ruby (Ref) (R)||https://rubygems.org/gems/postgresql|
|Developer||VCS Repository Webview||http://git.postgresql.org/gitweb/?p=postgresql.git|
|IRC channels on irc.freenode.net||Homepage||http://www.postgresql.org/community/irc/|
|Developer||Mailing List Info/Archive||http://www.postgresql.org/community/lists/#developer|
|Required to build||make|
|Required to build||zlib|
|Required to build||Readline|
|Required to build||GCC|
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.
The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.