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return list of multiple facets
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xquery version "3.1"; | |
declare function local:get_facet ($books as element()*, $path as xs:string, $facet_type as xs:string ) as element()? | |
{ | |
<facet type="{$facet_type}">{ | |
for $book in $books | |
let $fld := $book/*[name()=$path] | |
group by $f := $fld | |
order by $f descending | |
return element {$facet_type} {attribute v {$f}, attribute number {fn:count($book)} } | |
}</facet> | |
}; | |
let $csv := fetch:text("https://gist.githubusercontent.com/CliffordAnderson/5be754415308dc407fc9/raw/daa23df71ceef375b83dd5b290284f83beeb710b/books.csv") | |
let $books := csv:parse($csv, map { 'header': true() })/csv/record | |
return (local:get_facet($books, "Year_Published", "year" ), local:get_facet($books, "Binding", "binding")) | |
(: return ($book) :) |
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