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<title>RESET</title>
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="refentry" lang="en">
<a name="sql-reset"></a><div class="titlepage"></div>
<div class="refnamediv">
<h2>Name</h2>
<p>RESET — restore the value of a run-time parameter to the default value</p>
</div>
<a name="id780876"></a><div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">RESET <em class="replaceable"><code>name</code></em>
RESET ALL</pre>
</div>
<div class="refsect1" lang="en">
<a name="id780901"></a><h2>Description</h2>
<p> <code class="command">RESET</code> restores run-time parameters to their
default values. <code class="command">RESET</code> is an alternative
spelling for
</p>
<pre class="synopsis">SET <em class="replaceable"><code>parameter</code></em> TO DEFAULT</pre>
<p>
Refer to <a href="sql-set.html">SET</a> for
details.
</p>
<p> The default value is defined as the value that the parameter would
have had, had no <code class="command">SET</code> ever been issued for it in the
current session. The actual source of this value might be a
compiled-in default, the configuration file, command-line options,
or per-database or per-user default settings. See <a href="runtime-config.html" title="Chapter17.Server Configuration">Chapter17, <i>Server Configuration</i></a> for details.
</p>
<p> See the <code class="command">SET</code> reference page for details on the
transaction behavior of <code class="command">RESET</code>.
</p>
</div>
<div class="refsect1" lang="en">
<a name="id780983"></a><h2>Parameters</h2>
<div class="variablelist"><dl>
<dt><span class="term"><em class="replaceable"><code>name</code></em></span></dt>
<dd><p> The name of a run-time parameter. See <a href="sql-set.html">SET</a> for a list.
</p></dd>
<dt><span class="term"><code class="literal">ALL</code></span></dt>
<dd><p> Resets all settable run-time parameters to default values.
</p></dd>
</dl></div>
</div>
<div class="refsect1" lang="en">
<a name="id781023"></a><h2>Examples</h2>
<p> Set the <code class="varname">geqo</code> configuration variable to its default value:
</p>
<pre class="screen">RESET geqo;</pre>
<p>
</p>
</div>
<div class="refsect1" lang="en">
<a name="id781041"></a><h2>Compatibility</h2>
<p> <code class="command">RESET</code> is a <span class="productname">PostgreSQL</span> extension.
</p>
</div>
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