pitrou commented on a change in pull request #11031:
URL: https://github.com/apache/arrow/pull/11031#discussion_r699246180
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File path: cpp/src/parquet/metadata.h
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@@ -276,7 +276,11 @@ class PARQUET_EXPORT FileMetaData {
/// \throws ParquetException if the index is out of bound.
std::unique_ptr<RowGroupMetaData> RowGroup(int index) const;
- /// \brief Return the version of the file.
+ /// \brief Return the "version" of the file
+ ///
+ /// The Parquet file metadata stores the version as a single integer,
+ /// therefore the returned value can only be an approximation of the
+ /// Parquet format version actually supported by the producer of the file.
Review comment:
Wow. Thanks for the pointer. We may want to deprecate this API as a
separate JIRA, then...
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