op">=</span> <span class="cn">FALSE</span>,</span>
<span>  col_sample <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  return_ops <span class="op">=</span> <span class="cn">FALSE</span></span>
<span><span class="op">)</span></span></code></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>db</dt>
<dd><p>a db handle.</p></dd>


<dt>rqplan</dt>
<dd><p>an query plan produced by as_rquery_plan().</p></dd>


<dt>data_source</dt>
<dd><p>relop, data source (us