<para>
         The field value.
        </para>
       </listitem>
      </varlistentry>
     </variablelist>
    </listitem>
   </varlistentry>

   <varlistentry id="protocol-message-formats-NotificationResponse">
    <term>NotificationResponse (B)</term>
    <listitem>
     <variablelist>
      <varlistentry>
       <term>Byte1('A')</term>
       <listitem>
        <para>
         Identifies the message as a notification response.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>Int32</term>
       <listitem>
        <para>
         Length of message contents in bytes, including self.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>Int32</term>
       <listitem>
        <para>
         The process ID of the notifying backend process.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>String</term>
       <listitem>
        <para>
         The name of the channel that the notify has been raised on.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>String</term>
       <listitem>
        <para>
         The <quote>payload</quote> string passed from the notifying process.
        </para>
       </listitem>
      </varlistentry>
     </variablelist>
    </listitem>
   </varlistentry>

   <varlistentry id="protocol-message-formats-ParameterDescription">
    <term>ParameterDescription (B)</term>
    <listitem>
     <variablelist>
      <varlistentry>
       <term>Byte1('t')</term>
       <listitem>
        <para>
         Identifies the message as a parameter description.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>Int32</term>
       <listitem>
        <para>
         Length of message contents in bytes, including self.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>Int16</term>
       <listitem>
        <para>
         The number of parameters used by the statement
         (can be zero).
        </para>
       </listitem>
      </varlistentry>
     </variablelist>

     <para>
      Then, for each parameter, there is the following:
     </para>

     <variablelist>
      <varlistentry>
       <term>Int32</term>
       <listitem>
        <para>
         Specifies the object ID of the parameter data type.
        </para>
       </listitem>
      </varlistentry>
     </variablelist>
    </listitem>
   </varlistentry>

   <varlistentry id="protocol-message-formats-ParameterStatus">
    <term>ParameterStatus (B)</term>
    <listitem>
     <variablelist>
      <varlistentry>
       <term>Byte1('S')</term>
       <listitem>
        <para>
         Identifies the message as a run-time parameter status report.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>Int32</term>
       <listitem>
        <para>
         Length of message contents in bytes, including self.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>String</term>
       <listitem>
        <para>
         The name of the run-time parameter being reported.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>String</term>
       <listitem>
        <para>
         The current value of the parameter.
        </para>
       </listitem>
      </varlistentry>
     </variablelist>
    </listitem>
   </varlistentry>

   <varlistentry id="protocol-message-formats-Parse">
    <term>Parse (F)</term>
    <listitem>
     <variablelist>
      <varlistentry>
       <term>Byte1('P')</term>
       <listitem>
        <para>
         Identifies the message as a Parse command.
        </para>
       </listitem>
      </varlistentry>

      <varlistentry>
       <term>Int32</term>
       <listitem>
        <para>
         Length of message contents in bytes, including self.
        </para>
       </listitem>