postgresql/doc/src/sgml/ref/reset.sgml

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$Header: /cvsroot/pgsql/doc/src/sgml/ref/reset.sgml,v 1.8 2000/04/08 02:39:02 tgl Exp $
Postgres documentation
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<refentry id="SQL-RESET">
<refmeta>
<refentrytitle id="SQL-RESET-TITLE">
RESET
</refentrytitle>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>
RESET
</refname>
<refpurpose>
Restores run-time parameters for session to default values
</refpurpose>
</refnamediv>
<refsynopsisdiv>
<refsynopsisdivinfo>
<date>1999-07-20</date>
</refsynopsisdivinfo>
<synopsis>
RESET <replaceable class="PARAMETER">variable</replaceable>
</synopsis>
1998-09-01 17:53:09 +02:00
<refsect2 id="R2-SQL-RESET-1">
<refsect2info>
<date>1998-09-24</date>
</refsect2info>
<title>
Inputs
</title>
<para>
<variablelist>
<varlistentry>
<term><replaceable class="PARAMETER">variable</replaceable></term>
<listitem>
<para>
Refer to
<xref linkend="sql-set-title" endterm="sql-set-title">
for more information on available variables.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect2>
<refsect2 id="R2-SQL-RESET-2">
<refsect2info>
<date>1998-09-24</date>
</refsect2info>
<title>
Outputs
</title>
<para>
<variablelist>
<varlistentry>
<term><computeroutput>
RESET VARIABLE
</computeroutput></term>
<listitem>
<para>
Message returned if
<replaceable class="PARAMETER">variable</replaceable> is successfully reset
to its default value.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect2>
</refsynopsisdiv>
<refsect1 id="R1-SQL-RESET-1">
<refsect1info>
<date>1998-09-24</date>
</refsect1info>
<title>
Description
</title>
<para>
<command>RESET</command> restores variables to their
default values.
Refer to
<xref linkend="sql-set-title" endterm="sql-set-title">
for details on allowed values and defaults.
<command>RESET</command> is an alternate form for
<synopsis>
SET <replaceable class="parameter">variable</replaceable> = DEFAULT
</synopsis>
</para>
<refsect2 id="R2-SQL-RESET-3">
<refsect2info>
<date>1998-09-24</date>
</refsect2info>
<title>
Notes
</title>
<para>
See also
<xref linkend="sql-set-title" endterm="sql-set-title"> and
<xref linkend="sql-show-title" endterm="sql-show-title">
to manipulate variable values.
</para>
</refsect2>
</refsect1>
<refsect1 id="R1-SQL-RESET-2">
<title>
Usage
</title>
<para>
Set DateStyle to its default value:
<programlisting>
RESET DateStyle;
</programlisting>
</para>
<para>
Set Geqo to its default value:
<programlisting>
RESET GEQO;
</programlisting>
</para>
</refsect1>
<refsect1 id="R1-SQL-RESET-3">
<title>
Compatibility
</title>
<refsect2 id="R2-SQL-RESET-4">
<refsect2info>
<date>1998-09-24</date>
</refsect2info>
<title>
SQL92
</title>
<para>
There is no <command>RESET</command> in <acronym>SQL92</acronym>.
</para>
</refsect2>
</refsect1>
</refentry>
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