*/
public Object execute(final Map<Object, Object> iArgs) {
if (fieldName == null)
throw new OCommandExecutionException("Cannot execute the command because it has not yet been parsed");
final ODatabaseRecord database = getDatabase();
final OClassImpl sourceClass = (OClassImpl) database.getMetadata().getSchema().getClass(className);
if (sourceClass == null)
throw new OCommandExecutionException("Source class '" + className + "' not found");
final List<OIndex<?>> indexes = relatedIndexes(fieldName);
if (!indexes.isEmpty()) {