PostgreSQL 16.4 Support with Oracle Compatibility Dear Community Members, We are thrilled to announce the release ...

The [PostgreSQL Global Development Group]( today announced the release of [PostgreSQL 17]( the latest version of the world's most advanced ...

Pigsty is a Battery-included, local-first PostgreSQL Distribution as an open-sourced RDS alternative.

RETURN with an expression terminates the function and returns the value of expression to the caller. This form is used for PL/pgSQL functions that do not return a set. In a function that returns a ...

This section describes the detailed format of each message. Each is marked to indicate that it can be sent by a frontend (F), a backend (B), or both (F & B). Notice that although each message includes ...

pg_basebackup is used to take base backups of a running PostgreSQL database cluster. These are taken without affecting other clients to the database, and can be used both for point-in-time recovery ...

Aggregate functions in PostgreSQL are defined in terms of state values and state transition functions. That is, an aggregate operates using a state value that is updated as each successive input row ...

A transaction reads data written by a concurrent uncommitted transaction. nonrepeatable read A transaction re-reads data it has previously read and finds that data has been modified by another ...

As explained previously, the expression in such a statement is evaluated by means of an SQL SELECT command sent to the main database engine. The expression must yield a single value (possibly a row ...

CREATE DATABASE creates a new PostgreSQL database. To create a database, you must be a superuser or have the special CREATEDB privilege. See CREATE USER. The role name of the user who will own the new ...

This script will run a number of tests to determine values for various system dependent variables and detect any quirks of your operating system, and finally will create several files in the build ...