class="keyword">val</span> db_close : <span>unit <span class="arrow">&#45;&gt;</span></span> unit</span></code></div><div class="spec-doc"><p>close the current connection to the database</p></div></div><div class="odoc-spec"><div class="spec value" id="val-create_db" class="anchored"><a href="#val-create_db" class="anchor"></a><code><span><span class="keyword">val</span> create_db : <span>unit <span class="arrow">&#45;&gt;</span></span> unit</span></code></div><div class="spec-doc"><p>create the database fi