===XML Syntax===
The string syntax is limited when XML snippets need to be embedded in a command,or when complex queries are to be specified.
This is why database commands can also be specified in The XMLsyntax provides more flexibility here.Multiple commands can be enclosed by a {{Code|<commands/>}} root element. Some commands, such as {{Command|ADD}}, allow you to directly embed XML documents. If you want to embed XML in XQuery expressions, entities should be encoded, or the {{Code|CDATA}} syntax should be used:
<pre class="brush:xml">