iv>
<hr>
<h3 class="section" id="API-by-Category-1"><span>8.1 API by Category<a class="copiable-link" href="#API-by-Category-1"> &para;</a></span></h3>
<ul class="mini-toc">
<li><a href="#Tables" accesskey="1">Tables</a></li>
<li><a href="#Strings-and-Categoricals" accesskey="2">Strings and Categoricals</a></li>
<li><a href="#Dates-and-Times" accesskey="3">Dates and Times</a></li>
<li><a href="#Missing-Data" accesskey="4">Missing Data</a></li>
<li><a href="#Validation-Functions-2" accesskey="5">Validation F