private static String largeString(ResultSet rs, int index) throws SQLException {
        String result = rs.getString(index);
        if (result == null) {
            return null;

        }
        return result;
    }
@param rs
@param clazz
@return
@param <T>
chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/util/ResultSetUtils.java