<pre class="brush:xquery">
(: 1st example :)
db:open('Library')//Medium[Year >= '20052011' and Year <= '20072016'],
(: 2nd example :)
let $min := '20112014-04-16T00:00:00'let $max := '20112014-04-19T23:59:59'
return db:open('news')//entry[date-time > $min and date-time < $max]
</pre>