


<dt id="arg-external-id-fieldname">external_id_fieldname<a class="anchor" aria-label="anchor" href="#arg-external-id-fieldname"></a></dt>
<dd><p><code>character</code>; string identifying a custom field on the
object that has been set as an "External ID" field. This field is used to reference
objects during upserts to determine if the record already exists in Salesforce or not.</p></dd>


<dt id="arg-root-name">root_name<a class="anchor" aria-label="anchor" href="#arg-root-name"></a></dt>
<dd><p><code>ch