[C++] Allow CSV Writer to take a RecordBatchReader as input

[asfimport]

Please could we extend the CSV Writer to not only take a Table or RecordBatch as inputs, but also RecordBatchReader? This would be super-helpful for opening data as a dataset and writing to a single file.

Reporter: Nicola Crane / @thisisnic
Assignee: Ákos Hadnagy / @ahadnagy

Related issues:

• [R] Enable write_csv_arrow to take Dataset or arrow_dplyr_query as input (is depended upon by)

PRs and other links:

• GitHub Pull Request #11899

_{Note: This issue was originally created as ARROW-14741. Please see the migration documentation for further details.}

[asfimport]

David Li / @lidavidm:
Issue resolved by pull request 11899
#11899