commands.

</para>

<para>

The system-wide startup file is named <filename>psqlrc</filename> and is

The system-wide startup file is named <filename>psqlrc</filename>.

By default it is

sought in the installation's <quote>system configuration</quote> directory,

which is most reliably identified by running <literal>pg_config

--sysconfdir</literal>. By default this directory will be <filename>../etc/</filename>

--sysconfdir</literal>.

Typically this directory will be <filename>../etc/</filename>

relative to the directory containing

the <productname>PostgreSQL</productname> executables. The name of this

directory can be set explicitly via the <envar>PGSYSCONFDIR</envar>

environment variable.

the <productname>PostgreSQL</productname> executables.

Thedirectoryto look incan be set explicitly via

the <envar>PGSYSCONFDIR</envar>environment variable.

</para>

<para>

The user's personal startup file is named <filename>.psqlrc</filename>

and is sought in the invoking user's home directory. On Windows, which

lacks such a concept,the personal startup file is named

and is sought in the invoking user's home directory.

On Windowsthe personal startup file is instead named

<filename>%APPDATA%\postgresql\psqlrc.conf</filename>.

The location of the user's startupfile can beset explicitly via

In either case, this defaultfilepathcan beoverridden by setting

the <envar>PSQLRC</envar> environment variable.

</para>

<para>

Both the system-wide startup file and the user's personal startup file

can be made <application>psql</application>-version-specific

by appending a dash and the <productname>PostgreSQL</productname>

major or minor release number to the file name,

for example <filename>~/.psqlrc-9.2</filename> or

<filename>~/.psqlrc-9.2.5</filename>. The most specific

version-matching file will be read in preference to a

non-version-specific file.

major or minor release identifier to the file name,

for example <filename>~/.psqlrc-&majorversion;</filename> or

<filename>~/.psqlrc-&version;</filename>.

The most specific version-matching file will be read in preference

to a non-version-specific file.

These version suffixes are added after determining the file path

as explained above.

</para>

</listitem>

</varlistentry>