 </p></div><div class="refsect1" id="id-1.9.3.131.6"><h2>Parameters</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><code class="literal">IF EXISTS</code></span></dt><dd><p>
      Do not throw an error if the server does not exist.  A notice is
      issued in this case.
     </p></dd><dt><span class="term"><em class="replaceable"><code>name</code></em></span></dt><dd><p>
      The name of an existing server.
     </p></dd><dt><span class="term"><code class="literal">CASCADE</c