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https://issues.apache.org/jira/browse/ARROW-9346?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Joris Van den Bossche updated ARROW-9346:
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Fix Version/s: 1.0.0
> [C++][Python][Dataset] Add total_byte_size metadata to RowGroupInfo
> -------------------------------------------------------------------
>
> Key: ARROW-9346
> URL: https://issues.apache.org/jira/browse/ARROW-9346
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++, Python
> Reporter: Joris Van den Bossche
> Priority: Major
> Labels: dataset, dataset-dask-integration, pull-request-available
> Fix For: 1.0.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> See https://github.com/apache/arrow/pull/7546#issuecomment-651177576.
> The row group information in Parquet's FileMetadata includes a
> "total_byte_size" field. It would be useful to expose this information on the
> RowGroupInfo object, similarly as we already expose "num_rows".
> cc [~rjzamora]
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