throws Exception
{
StorageManagerDao dao = handle.attach(StorageManagerDao.class);
for (Map.Entry<ConnectorColumnHandle, File> entry : columnFileHandle.getFiles().entrySet()) {
ConnectorColumnHandle columnHandle = entry.getKey();
File file = entry.getValue();
long columnId = checkType(columnHandle, RaptorColumnHandle.class, "columnHandle").getColumnId();
String filename = file.getName();
dao.insertColumn(columnFileHandle.getShardUuid(), columnId, filename);