* {{Code|db:replace("DB", "docs/dir/doc.xml", "<a/>")}} replaces the content of the document {{Code|docs/dir/doc.xml}} in the database {{Code|DB}} with {{Code|<a/>}}.
* {{Code|db:replace("DB", "docs/dir/doc.xml", document { <a/> })}} replaces the content of the document {{Code|docs/dir/doc.xml}} in the database {{Code|DB}} with the specified document node.
The following query can be used to import files from a directory to a database:
<pre class="brush:xquery">
let $source := '/home/john/xml/source'
for $file in file:list($source, true())
let $path := $source || $file
where not(file:is-dir($path))
return db:replace('db', $file, doc($path))
</pre>
|}