pitrou commented on code in PR #12701:
URL: https://github.com/apache/arrow/pull/12701#discussion_r853202785
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cpp/src/arrow/dataset/file_base.h:
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@@ -387,6 +387,9 @@ struct ARROW_DS_EXPORT FileSystemDatasetWriteOptions {
/// Controls what happens if an output directory already exists.
ExistingDataBehavior existing_data_behavior = ExistingDataBehavior::kError;
+ /// Flag to restrict or allow creating directory for writing the dataset.
Review Comment:
```suggestion
/// Whether to attempt creating the dataset directory.
/// This can be set to false to work around limited permissions on some
filesystems.
```
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