         <a href="am_misc_bulk.html#am_misc_bulk_put">Bulk updates</a>
            </span>
          </dt>
          <dt>
            <span class="sect2">
              <a href="am_misc_bulk.html#am_misc_bulk_del">Bulk deletes</a>
            </span>
          </dt>
        </dl>
      </div>
      <p>When retrieving or modifying large numbers of records, the number
of method calls can often dominate performance.  Berkeley DB offers bulk get,
put and delete interfaces which can significantly increase perfor