ode>DBI</code> and <code>RPostgres</code> packages.</p>
<p><strong>Step 3</strong>, on the other hand, is facilitated by the <code>dplyr</code> package functions which were designed to work with different types of tables including those from various database server connections such as <a href="https://www.postgresql.org">PostgreSQL</a>.</p>
<p>The output of the workflow shown above is:</p>
<pre><code>#&gt; # Source:   lazy query [?? x 15]
#&gt; # Database: postgres [covid19@covid19db.org:5432/covid19]
#&gt;