ric functional interface</th>
              <th>Berkeley DB 4.X method</th>
            </tr>
          </thead>
          <tbody>
            <tr>
              <td>txn_abort</td>
              <td>
                <a href="../api_reference/C/txnabort.html" class="olink">DB_TXN-&gt;abort()</a>
              </td>
            </tr>
            <tr>
              <td>txn_begin</td>
              <td>
                <a href="../api_reference/C/txnbegin.html" class="olink">DB_ENV-&gt;txn_begin()</a>
         