The uuid-ossp module provides functions to generate universally unique identifiers (UUIDs) using one of several standard algorithms. There are

The date/time type inputs are all decoded using the following procedure. Break the input

The tcn module provides a trigger function that notifies listeners of changes to any table on which it is attached. It must be used as an

Table B-1 shows the tokens that are recognized as names of months. Table B-1. Month Names

Since timezone abbreviations are not well standardized, PostgreSQL provides a means to customize the set of abbreviations accepted by the server

The pgcrypto module provides cryptographic functions for PostgreSQL.

All messages emitted by the PostgreSQL server are assigned five-character error codes that follow the SQL standard's conventions for

The tsm_system_time module provides the table sampling method SYSTEM_TIME, which can be used in the

The pg_prewarm module provides a convenient way to load relation data into either the operating system buffer cache or the

This module implements a data type seg for representing line segments, or floating point intervals. seg can represent uncertainty