amol- commented on a change in pull request #10266:
URL: https://github.com/apache/arrow/pull/10266#discussion_r674825533
##########
File path: docs/source/python/parquet.rst
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@@ -112,6 +112,29 @@ In general, a Python file object will have the worst read
performance, while a
string file path or an instance of :class:`~.NativeFile` (especially memory
maps) will perform the best.
+.. _parquet_mmap:
+
+Reading Parquet and Memory Mapping
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Because Parquet data needs to be decoded from the parquet format
Review comment:
:+1:
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