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  1. Parquet
  2. PARQUET-119

add data_encodings to ColumnMetaData to enable dictionary based predicate push down

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 1.6.0
    • parquet-format
    • None

    Description

      To implement predicate push down based on dictionary we need to know if fall back happened.
      If all data pages are dictionary encoded we can use the dictionary for predicate-push down.
      If not we can not.

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            julienledem Julien Le Dem
            julienledem Julien Le Dem
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              Updated:
              Resolved: