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<title>42.40.pg_rules</title>
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<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="view-pg-rules"></a>42.40.<code class="structname">pg_rules</code></h2></div></div></div>
<a name="id832268"></a><p> The view <code class="structname">pg_rules</code> provides access to
useful information about query rewrite rules.
</p>
<div class="table">
<a name="id832286"></a><p class="title"><b>Table42.40.<code class="structname">pg_rules</code> Columns</b></p>
<div class="table-contents"><table summary="pg_rules Columns" border="1">
<colgroup>
<col>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>Name</th>
<th>Type</th>
<th>References</th>
<th>Description</th>
</tr></thead>
<tbody>
<tr>
<td><code class="structfield">schemaname</code></td>
<td><code class="type">name</code></td>
<td><code class="literal"><a href="catalog-pg-namespace.html" title="42.23.pg_namespace"><code class="structname">pg_namespace</code></a>.nspname</code></td>
<td>name of schema containing table</td>
</tr>
<tr>
<td><code class="structfield">tablename</code></td>
<td><code class="type">name</code></td>
<td><code class="literal"><a href="catalog-pg-class.html" title="42.12.pg_class"><code class="structname">pg_class</code></a>.relname</code></td>
<td>name of table the rule is for</td>
</tr>
<tr>
<td><code class="structfield">rulename</code></td>
<td><code class="type">name</code></td>
<td><code class="literal"><a href="catalog-pg-rewrite.html" title="42.28.pg_rewrite"><code class="structname">pg_rewrite</code></a>.rulename</code></td>
<td>name of rule</td>
</tr>
<tr>
<td><code class="structfield">definition</code></td>
<td><code class="type">text</code></td>
<td></td>
<td>rule definition (a reconstructed creation command)</td>
</tr>
</tbody>
</table></div>
</div>
<br class="table-break"><p> The <code class="structname">pg_rules</code> view excludes the ON SELECT rules of
views; those can be seen in <code class="structname">pg_views</code>.
</p>
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