iv class="refsect1" id="id-1.8.12.8.32.8"><h2>Return Value</h2><p>
   If the execution of the command was successful then the following
   (nonnegative) value will be returned:

   </p><div class="variablelist"><dl class="variablelist"><dt><span class="term"><code class="symbol">SPI_OK_REL_UNREGISTER</code></span></dt><dd><p>
       if the tuplestore has been successfully removed from the registry
      </p></dd></dl></div><p>
  </p><p>
   On error, one of the following negative values is returned:

   </p>