public static void closeResultSet(ResultSet rs) {
		if (rs != null) {
			try {
				rs.close();
			} catch (SQLException ex) {
				LOGGER.trace("关闭JDBC ResultSet失败", ex);
			} catch (Throwable ex) {
				// We don't trust the JDBC driver: It might throw
				// RuntimeException or Error.
				LOGGER.trace("关闭JDBC ResultSet发生未知异常", ex);
			}
		}
	}