       <dt>
                <span class="sect2">
                  <a href="enabletxn.html#security">Security Considerations</a>
                </span>
              </dt>
            </dl>
          </dd>
          <dt>
            <span class="sect1">
              <a href="envopen.html">Opening a Transactional Environment and
            <span>Database</span>
            
            
        </a>
            </span>
          </dt>
        </dl>
      </div>
      <p>
        In order to use transactio