[GitHub] [arrow] mapleFU commented on pull request #34355: GH-34351: [C++][Parquet] Statistic: tiny optimization

["mapleFU (via GitHub)" <gi...@apache.org>]

mapleFU commented on PR #34355:
URL: https://github.com/apache/arrow/pull/34355#issuecomment-1445280485

   ```
   ===============================================================================
   Omission: parquet::RowGroupMetaData::Equals() isn't stable. [test: #==(TestParquetRowGroupMetadata)]
   /Users/runner/work/arrow/arrow/c_glib/test/parquet/test-row-group-metadata.rb:48:in `block in <class:TestParquetRowGroupMetadata>'
   ===============================================================================
   .........F
   ===============================================================================
   Failure: test: #has_n_distinct_values?(TestParquetStatistics):
           @statistics.has_n_distinct_values?
           |           |
           |           false
           #<Parquet::Int32Statistics:0x7f86979871f8 ptr=0x7f8698c1c8d0>
   /Users/runner/work/arrow/arrow/c_glib/test/parquet/test-statistics.rb:53:in `block in <class:TestParquetStatistics>'
        50:   end
        51: 
        52:   test("#has_n_distinct_values?") do
     => 53:     assert do
        54:       @statistics.has_n_distinct_values?
        55:     end
        56:   end
   ===============================================================================
   ..............O
   ```
   
   emmmm


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