[dmit]

Well, here’s your first lesson then: if you prepend (: to your comment it will become a valid XQuery document!

(: XQuery comments are marked by mirrored smilie faces, like this. :)

[benibela]

Well, yes, but also no

An empty query is not valid. There needs to be something besides the comment

[bdcravens]

Nice - I've been writing XQuery for years and I had no clue