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  1. Hive
  2. HIVE-4160 Vectorized Query Execution in Hive
  3. HIVE-4769

Vectorized ORC reader does not handle absence of column present stream correctly.

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: vectorization-branch, 0.13.0
    • Component/s: None
    • Labels:
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      Description

      If the present stream is not present for a column then by design all the rows are present for that column. Currently ORC vectorized reader does initialize the IsNull vector correctly in this case.

        Attachments

        1. Hive-4769.0.patch
          1 kB
          Sarvesh Sakalanaga

          Activity

            People

            • Assignee:
              sarvesh.sn Sarvesh Sakalanaga
              Reporter:
              sarvesh.sn Sarvesh Sakalanaga
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              Dates

              • Created:
                Updated:
                Resolved: