Nov 13, 2025 · 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.

November 13, 2025: PostgreSQL 18.1, 17.7, 16.11, 15.15, 14.20, and 13.23 Released!

Nov 13, 2025 · PostgreSQL is an object-relational database management system (ORDBMS) based on POSTGRES, Version 4.2, developed at the University of California at Berkeley …

Nov 13, 2025 · Preface 1. What Is PostgreSQL? 2. A Brief History of PostgreSQL 3. Conventions 4. Further Information 5. Bug Reporting Guidelines I. Tutorial 1. Getting Started 2. The SQL …

Nov 13, 2025 · 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  …

Nov 13, 2025 · 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 …

Nov 13, 2025 · The above items and other new features of PostgreSQL 17 are explained in more detail in the sections below.

Nov 13, 2025 · The object-relational database management system now known as PostgreSQL is derived from the POSTGRES package written at the University of California at Berkeley.

Nov 13, 2025 · PostgreSQL can be installed by any unprivileged user; no superuser (root) access is required. If you are installing PostgreSQL yourself, then refer to Chapter 17 for instructions …

Nov 13, 2025 · Description psql is a terminal-based front-end to PostgreSQL. It enables you to type in queries interactively, issue them to PostgreSQL, and see the query results. …