@Override
	public void close() {
		try {
			conn.close();
		} catch (SQLException e) {
			console.printf("SQLException: %s\n", e.getMessage());
			console.printf("SQLState: %s\n", e.getSQLState());
			console.printf("SQLVendorError: %s\n", e.getErrorCode());
		}
		conn = null;
	}