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xquery version "1.0";
(:*******************************************************:)
(: Test: prolog-version-7.xq :)
(: Written By: Carmelo Montanez :)
(: Purpose: Demonstrates version declaration,the version :)
(: declaration occurs at the beginning of the :)
(: module and identifies the applicable XQuery :)
(: syntax and semantics for the module. :)
(:*******************************************************:)
declare boundary-space preserve;
declare default order empty greatest;
declare namespace ns = "http://www.example.org/";
(: insert-start :)
declare variable $input-context external;
(: insert-end :)
for $b in $input-context//book
stable order by xs:decimal($b/price[1]) empty greatest
return $b/title
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