dd>


<dt>cl</dt>
<dd><p>a cluster object, created by package parallel or by package snow. If NULL, use the registered default cluster.</p></dd>


<dt>...</dt>
<dd><p>not used, force later arguments to bind by name.</p></dd>


<dt>tables</dt>
<dd><p>named list map from table names used in nodes to data.tables and data.frames.</p></dd>


<dt>source_limit</dt>
<dd><p>if not null limit all table sources to no more than this many rows (used for debugging).</p></dd>


<dt>debug</dt>
<dd><p>logical if TRUE use la