Add "reset" and "show" examples for "client_encoding"
<p>The client-side character encoding can be changed for a session by setting the
server configuration parameter <codeph>client_encoding</codeph></p>
<codeblock>SET client_encoding TO 'latin1';
+</codeblock>
+ <p>Change the client-side character encoding back to the default value:</p>
+ <codeblock>RESET client_encoding;
+</codeblock>
+ <p>Show the current client-side character encoding setting:</p>
+ <codeblock>SHOW client_encoding;
</codeblock>
</body>
</topic>
