Checks if the input instance conforms to a specified XML schema.
function Validate(const SchemaURL: string): boolean;
Call the Validate method to check if the input instance conforms to a specified XML schema. SchemaURL parameter is the URL of the XML Schema against which to check the conformance.
Result := TOraXMLField(FieldByName('XMLField')).AsXML.Validate('http://www.oracle.com/PO.xsd');