bkietz commented on a change in pull request #10397:
URL: https://github.com/apache/arrow/pull/10397#discussion_r643575745
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File path: cpp/src/arrow/dataset/dataset_internal.h
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@@ -204,5 +204,35 @@ arrow::Result<std::shared_ptr<T>> GetFragmentScanOptions(
return internal::checked_pointer_cast<T>(source);
}
+class FragmentDataset : public Dataset {
Review comment:
Whether or not the component fragments are in memory is up to the
fragments, so I don't think it's appropriate to inherit that here
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