xquery version "1.0";
declare namespace lom="http://ltsc.ieee.org/xsd/LOM";
declare namespace transform="http://exist-db.org/xquery/transform";

let $doc_uri := "%(DOC_URL)s"
let $doc := doc($doc_uri)
let $dbpars := <parameters>%(XSL_PARAMS_DB)s</parameters>
let $db_xsl := doc("%(DB_XSL)s")
return
    transform:transform($doc, $db_xsl, $dbpars)