The catalog pg_statistic stores statistical data about the contents of the database. Entries are created by

Table 9-59 shows several functions that extract session and system information. In addition to the functions listed in this section, there are

The view pg_prepared_xacts displays information about transactions that are currently prepared for two-phase commit (see

NameALTER OPERATOR FAMILY -- change the definition of an operator family Synopsis

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

NameSET -- change a run-time parameter Synopsis

standby_mode (boolean) Specifies whether to start the

NameALTER TEXT SEARCH CONFIGURATION -- change the definition of a text search configuration

Namepg_dumpall -- extract a PostgreSQL database cluster into a script file

Tablespaces in PostgreSQL allow database administrators to define locations in the file system where the files representing database objects