//<!ATTLIST version column CDATA #IMPLIED>
List columns = null;
n = versionNode.getAttributes().getNamedItem("column");
if (n != null) {
columns = new ArrayList();
columns.add(new SpeedoColumn(n.getNodeValue()));
}
//<!ELEMENT version (extension*, column*, index?, extension*)>
Map versionChildren = groupChildrenByName(versionNode);
unmanaged(new String[]{"column"}, new String[]{"column", "index"},
versionNode, versionChildren);