fields from one table to another in a <a href="RelDataModel.html">RelDataModel</a></p>
    </div>

    <div class="section level2">
    <h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">copy_fields</span><span class="op">(</span><span class="va">x</span>, <span class="va">from</span>, <span class="va">to</span>, <span class="va">fields</span><span class="op">)</span></span></code></pre>