em>exchangeRateId</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Updates the row of the table "core.exchange_rates" with an instance of "ExchangeRate" class against the primary key value. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">exchangeRate</td><td>The instance of "ExchangeRate" class to update.</td></tr>
    <tr><td clas