我想通过dataworks导出明细数据，但是下载只能下载1W行是为什么？

问题1:我想通过dataworks导出明细数据，但是下载只能下载1W行，于是我通过Pyodps邮件导出，而数据量大的话会报这个错，请问这个是什么问题啊，我该怎么导出大数据量明细啊？Traceback (most recent call last):
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/workbook.py", line 324, in close
self._store_workbook()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/workbook.py", line 709, in _store_workbook
xml_files = packager._create_package()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/packager.py", line 137, in _create_package
self._write_worksheet_files()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/packager.py", line 193, in _write_worksheet_files
worksheet._assemble_xml_file()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/worksheet.py", line 4225, in _assemble_xml_file
self._write_sheet_data()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/worksheet.py", line 5874, in _write_sheet_data
self._write_rows()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/worksheet.py", line 6071, in _write_rows
self._write_cell(row_num, col_num, col_ref)
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/worksheet.py", line 6260, in _write_cell
self._xml_string_element(string, attributes)
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/xmlwriter.py", line 108, in _xml_string_element
self.fh.write("""%d""" % (attr, index))
OSError: [Errno 27] File too large
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "", line 44, in
download_to_excel(table_map,excel_name)
File "", line 21, in download_to_excel
writer.save()
File "/home/tops/lib/python3.7/site-packages/pandas/io/excel/_xlsxwriter.py", line 195, in save
return self.book.close()
File "/home/tops/lib/python3.7/site-packages/xlsxwriter/workbook.py", line 326, in close
raise FileCreateError(e)
xlsxwriter.exceptions.FileCreateError: [Errno 27] File too large
问题2:这个tunnel 只有java sdk吗，但貌似dataworks不能直接写java代码吧，有什么方法能集成到dataworks吗，我想利用dataworks的调度功能周期导出的