private static void displaySchedules(ResultSet rs)throws SQLException{
		
		StringBuilder bf = new StringBuilder();
		while (rs.next()){
			bf.append(rs.getDate("work_day")).append(", ");
			bf.append(rs.getTime("work_from")).append(", ");
			bf.append(rs.getTime("work_till")).append(", ");
			bf.append(rs.getBigDecimal("hourly_rate")).append(", ");
			bf.append(rs.getInt("vac_days")).append(", ");
			bf.append(rs.getString("username"));
			System.out.println(bf.toString());
			bf.delete(0, bf.length());
		}
	}