/div>
<p>One main difference to the <code>get_cansim</code> method is that
<code>get_cansim_connection</code> does not return data but only a
connection to the database. This allows us to filter the data before
fetching the data into memory. The package supports three formats with
different advantages and disadvantages:</p>
<ul>
<li>
<code>parquet</code>: This is the most efficient format for
importing and storing data, but a bit slower when filtering and reading
data.</li>
<li>
<code>feather</code>: This i