link">copy_to</a></span><span class="op">(</span><span class="va">con</span>, <span class="va">df_visit</span>, <span class="st">"visit"</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu">dplyr</span><span class="fu">::</span><span class="fu"><a href="https://dplyr.tidyverse.org/reference/copy_to.html" class="external-link">copy_to</a></span><span class="op">(</span><span class="va">con</span>, <span class="va">df_r</span>, <span class="st">"r"</span><span class="op">)</