Namepg_config -- retrieve information about the installed version of PostgreSQL

The view pg_config describes the compile-time configuration parameters of the currently installed version of PostgreSQL

Table 9-30 shows the available functions for date/time value processing, with details appearing in the following subsections. Table 9-29 illustrates the behaviors of the basic

NameCREATE CAST -- define a new cast Synopsis

Locale support refers to an application respecting cultural preferences regarding alphabets, sorting, number formatting, etc.

NameALTER OPERATOR -- change the definition of an operator Synopsis

Namepg_controldata -- display control information of a PostgreSQL database cluster

Table 50-1 lists the system catalogs. More detailed documentation of each catalog follows below. Most system catalogs are copied from the template

The catalog pg_collation describes the available collations, which are essentially mappings from an SQL name to operating system locale categories

NameCREATE LANGUAGE -- define a new procedural language Synopsis