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  1. IMPALA
  2. IMPALA-4817

Populate min/max statistics in Parquet files for String values

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Details

    • New Feature
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • Impala 2.9.0
    • Impala 2.9.0
    • Backend

    Description

      Due to several issues in parquet-mr and subsequently Hive, IMPALA-3909 only adds write support for min/max statistics for numeric types. We should also add write support for String values. This is currently blocked by PARQUET-686 and is also related to PARQUET-251.

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          Improvement - An improvement or enhancement to an existing feature or task. IMPALA-4989 Improve filtering based on parquet::Statistics

          • Major - Major loss of function.
          • Resolved

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              lv Lars Volker
              lv Lars Volker
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                Created:
                Updated:
                Resolved: