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  1. Parquet
  2. PARQUET-820

C++: Decoders should directly emit arrays with spacing for null entries

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • cpp-1.0.0
    • parquet-cpp
    • None

    Description

      Currently the decoders all emit the data arrays in the form of the PLAIN encoding, i.e. only the non-null entries with no memory wastage for null entries. But for random access we need to gap the output so that entry i is located at memory address base + i * type_size.

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          supercedes

          New Feature - A new feature of the product, which has yet to be developed. PARQUET-817 [C++] Perform Parquet reads and Arrow deserialization concurrently

          • Major - Major loss of function.
          • Resolved

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              uwe Uwe Korn
              uwe Uwe Korn
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              Dates

                Created:
                Updated:
                Resolved: