PostgreSQL: The world's most advanced open source database
The official site for PostgreSQL, the world's most advanced open source database
Downloads - PostgreSQL
5 days ago · PostgreSQL is available for download as ready-to-use packages or installers for various platforms, as well as a source code archive if you want to build it yourself.
Documentation - PostgreSQL
5 days ago · November 13, 2025: PostgreSQL 18.1, 17.7, 16.11, 15.15, 14.20, and 13.23 Released!
Windows installers - PostgreSQL
5 days ago · StackBuilder, a package manager for downloading and installing additional PostgreSQL tools and drivers. Stackbuilder includes management, integration, migration, …
PostgreSQL 17 Released!
Sep 26, 2024 · PostgreSQL 17 builds on decades of open source development, improving its performance and scalability while adapting to emergent data access and storage patterns.
PostgreSQL: Documentation: 18: 1. What Is PostgreSQL?
5 days ago · PostgreSQL is an object-relational database management system (ORDBMS) based on POSTGRES, Version 4.2, developed at the University of California at Berkeley Computer …
PostgreSQL: Documentation: 18: Chapter 1. Getting Started
5 days ago · Chapter 1. Getting Started Table of Contents 1.1. Installation 1.2. Architectural Fundamentals 1.3. Creating a Database 1.4. Accessing a Database Prev …
9.2. Comparison Functions and Operators - PostgreSQL
5 days ago · If it is enabled, PostgreSQL will convert x = NULL clauses to x IS NULL. If the expression is row-valued, then IS NULL is true when the row expression itself is null or when …
Tutorials & Other Resources - PostgreSQL
5 days ago · PostgreSQL: Tutorials & Other ResourcesTutorials & Other Resources
PostgreSQL: Documentation: 18: Part II. The SQL Language
5 days ago · This part describes the use of the SQL language in PostgreSQL. We start with describing the general syntax of SQL, then how to create tables, how to populate the …