="literal">int <em class="parameter"><code>colnumber</code></em></code></span></dt><dd><p>
      column number (count starts at 1)
     </p></dd></dl></div></div><div class="refsect1" id="id-1.8.12.9.4.7"><h2>Return Value</h2><p>
   The column name; <code class="symbol">NULL</code> if
   <em class="parameter"><code>colnumber</code></em> is out of range.
   <code class="varname">SPI_result</code> set to
   <code class="symbol">SPI_ERROR_NOATTRIBUTE</code> on error.
  </p></div></div><div class="navfooter"><h