// load referenced external schemata
String path = (String) fileElement.getAttribute(
CombinedFileSource.PATH_ATTRIBUTE_NAME);
File pathFile = new File(path);
SourceTransformer loadExternalSchemaTransformer
= new LoadExternalSchemaTransformer(
pathFile.getParentFile());
loadExternalSchemaTransformer.transform(
databaseElement,
controllerState);
SourceElement allTablesRoot
= databaseElement.getChild(DatabaseChildElementName.ALL_TABLES);