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  1. IMPALA
  2. IMPALA-6636

Use async IO in ORC scanner

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Details

    • Improvement
    • Status: Resolved
    • Critical
    • Resolution: Fixed
    • None
    • Impala 4.1.0
    • Backend
    • None

    Description

      Though ORC-262 has no progress, we can still prefech data and let the ORC lib reading from an in-memory InputStream.

      Attachments

        Issue Links

          causes

          Bug - A problem which impairs or prevents the functions of the product. IMPALA-11177 crash in useAsyncIoForStream due to unknown orc::StreamKind

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved
          relates to

          Improvement - An improvement or enhancement to an existing feature or task. IMPALA-6875 Reservations for ORC scanner

          • Major - Major loss of function.
          • Open

          Activity

            People

              rizaon Riza Suminto
              stigahuang Quanlong Huang
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              Dates

                Created:
                Updated:
                Resolved: