en">
postgres=# SELECT * FROM postgres_fdw_get_connections() ORDER BY 1;
 server_name | valid
-------------+-------
 loopback1   | t
 loopback2   | f
</pre><p>
     </p></dd><dt><span class="term"><code class="function">postgres_fdw_disconnect(server_name text) returns boolean</code></span></dt><dd><p>
      This function discards the open connections that are established by
      <code class="filename">postgres_fdw</code> from the local session to
      the foreign server with the given name.  Note that th