adlerpriit commented on issue #39912:
URL: https://github.com/apache/arrow/issues/39912#issuecomment-2909927864
Similar issue, but in Python with pyarrow 20.0.0. Works fine with 30M less
rows.
```
>>> mydf.shape
(338440930, 3)
>>> mydf.dtypes
sample category
peptide category
N Int32
dtype: object
>>> mydf.to_parquet('pep_all_pandas.parquet', index=False,
row_group_size=8192*8192)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File
"/opt/protobios/gmm-pipeline/.venv/lib/python3.12/site-packages/pandas/util/_decorators.py",
line 333, in wrapper
return func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File
"/opt/protobios/gmm-pipeline/.venv/lib/python3.12/site-packages/pandas/core/frame.py",
line 3113, in to_parquet
return to_parquet(
^^^^^^^^^^^
File
"/opt/protobios/gmm-pipeline/.venv/lib/python3.12/site-packages/pandas/io/parquet.py",
line 480, in to_parquet
impl.write(
File
"/opt/protobios/gmm-pipeline/.venv/lib/python3.12/site-packages/pandas/io/parquet.py",
line 228, in write
self.api.parquet.write_table(
File
"/opt/protobios/gmm-pipeline/.venv/lib/python3.12/site-packages/pyarrow/parquet/core.py",
line 1909, in write_table
writer.write_table(table, row_group_size=row_group_size)
File
"/opt/protobios/gmm-pipeline/.venv/lib/python3.12/site-packages/pyarrow/parquet/core.py",
line 1115, in write_table
self.writer.write_table(table, row_group_size=row_group_size)
File "pyarrow/_parquet.pyx", line 2226, in
pyarrow._parquet.ParquetWriter.write_table
File "pyarrow/error.pxi", line 92, in pyarrow.lib.check_status
pyarrow.lib.ArrowInvalid: Negative buffer resize: -2008352576
```
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