Re: [Exist-open] XQuery bug - maybe???

[Wolfgang M. <wol...@gm...>]

Hi Sava,

> Executing the following query returns the error:
>
> let $id :=3D //user/@id
> return
> $id
> ------------------------------------------------------
> Error:
> An error occurred while retrieving results: org.xml.sax.SAXException: Err=
or
> SENR0001: attribute 'id' has no parent element

This is not a bug. The XQuery spec explicitely forbids the
serialization of a single attribute node. An attribute node can only
be serialized if it has a parent element.

You thus need to either return the whole //user element or cast the
@id to string:

let $id :=3D string(//user/@id)

Wolfgang