[xquery-talk] following-sibling and preceding-sibling

[Alex Cheng]

> The XQuery WG has had this debate a number of times, and although
there
> are many people who would like to offer the full set of axes, we
haven't
> (so far) been able to sway the argument. But in the next draft, XQuery
> processors will be *allowed* to offer all the axes, though not
> "*required* to do so. So we-re making progress...

One axis that many people find very useful is "ancestor", especially
when dealing with XML with nested structures, e.g.

{-- Find the para in section, subsection, etc.
 -- Return the book title.
 --}
let $para := ....
return $para/ancestor::book/title


-- Alex Cheng