id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="fu">db_dataset_trim_history</span><span class="op">(</span><span class="va">con</span>, <span class="va">set_id</span>, <span class="va">older_than</span>, schema <span class="op">=</span> <span class="st">"timeseries"</span><span class="op">)</span></code></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>con</dt>
<dd><p>RPostgres connection object.</p></dd>
<dt>set_id</dt>
<dd><p>char