huberylee commented on code in PR #39393:
URL: https://github.com/apache/arrow/pull/39393#discussion_r1439281778


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cpp/src/parquet/column_reader.cc:
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@@ -980,6 +1006,12 @@ class ColumnReaderImplBase {
   // plain-encoded data.
   std::unordered_map<int, std::unique_ptr<DecoderType>> decoders_;
 
+  // Skip info for current page
+  PageSkipInfo* skip_info_{nullptr};

Review Comment:
   > If the page is v1 without page-index, what would this being?
   
   In our internal system, this cannot happen. It may indeed happen in this 
place, but the way to deal with it is very simple, we only need to fallback to 
the original logical when invoking ``NextChunk``.



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