Can FLWOR be FLOWR?

[John Snelson]

Schwartz, Christine wrote:
> I’m helping teach some basic XQuery and was asked this question: In a
> FLWOR expression, does the where clause have to come before an order by
> clause?
> 
> Seems like it should, but can’t seem to find this written down anywhere.

The order of the clauses is fixed for XQuery 1.0, with "order by" coming
after "where".

In XQuery 1.1 this restriction will be relaxed, allowing clauses in
almost any order (you have to start with "for", "let" etc.) and multiple
"order by" or "where" clauses.

John

-- 
John Snelson, Oracle Corporation            http://snelson.org.uk/john
Berkeley DB XML:            http://oracle.com/database/berkeley-db/xml
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