However, Groovy 2.1 introduced a method to do this and in this post I demonstrate a Groovy script that makes use of the groovy.xml.XmlUtil.escapeXml(String) method. escapeXml.groovy ...

This class makes it very easy, almost trivial, to convert SQL query results into XML, but a major disadvantage of OracleXMLQuery is that it is a proprietary solution.