// We use plain literals instead of xsd:strings, so skip
// this if it's an xsd:string
this.out.println("\td2rq:datatype " + xsd + ";");
}
if (colType.valueRegex() != null) {
this.out.println("\td2rq:valueRegex \"" + colType.valueRegex() + "\";");
}
if (xsd == null) {
createDatatypeProperty(column, null);
} else {
String datatypeURI = xsd.replaceAll("xsd:", XSDDatatype.XSD + "#");