yabola opened a new pull request, #1033:
URL: https://github.com/apache/parquet-mr/pull/1033

   In parquet pageV1, even all pages of a column are encoded by dictionary, it 
will still generate BloomFilter. Actually it is unnecessary to generate 
BloomFilter and it cost time and occupy storage.
   Parquet pageV2 doesn't generate BloomFilter if all pages of a column are 
encoded by dictionary,


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