Client authentication is controlled by a configuration file, which traditionally is named pg_hba.conf and is stored in the database cluster's

NameALTER COLLATION -- change the definition of a collation Synopsis

The pg_freespacemap module provides a means for examining the free space map (FSM). It provides a function called pg_freespace

PostgreSQL enforces SQL uniqueness constraints using unique indexes, which are indexes that disallow multiple entries

NameDROP ACCESS METHOD -- remove an access method Synopsis

NameSECURITY LABEL -- define or change a security label applied to an object Synopsis

NameTRUNCATE -- empty a table or set of tables Synopsis

There are three separate approaches to pattern matching provided by PostgreSQL: the traditional SQL

PostgreSQL allows functions that have named parameters to be called using either positional or named

To retrieve data from a table, the table is queried. An SQL SELECT statement is used