private Map<String, String> loadDescriptionsFromDb() {
        String sql = "select ID, DESCRIPTION from PARAM_TYPE";

        final Map<String, String> map = new HashMap<String, String>();
        
        jdbcTmpl.query(sql, new RowCallbackHandler() {
            @Override
            public void processRow(ResultSet rs) throws SQLException {
                String id = rs.getString("ID");
                String desc = rs.getString("DESCRIPTION");
                map.put(id, desc == null ? id : desc);
            }
        });
        return map;
    }