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  1. Hive
  2. HIVE-10907

Hive on Tez: Classcast exception in some cases with SMB joins

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 1.0.0, 1.2.0
    • 1.2.1
    • None
    • None

    Description

      In cases where there is a mix of Map side work and reduce side work, we get a classcast exception because we assume homogeneity in the code. We need to fix this correctly. For now this is a workaround.

      Attachments

        1. HIVE-10907.1.patch
          10 kB
          Vikram Dixit K
        2. HIVE-10907.2.patch
          9 kB
          Vikram Dixit K
        3. HIVE-10907.3.patch
          15 kB
          Vikram Dixit K
        4. HIVE-10907.4.patch
          15 kB
          Vikram Dixit K

        Issue Links

          relates to

          Improvement - An improvement or enhancement to an existing feature or task. HIVE-10908 Hive on tez: SMB join needs to work with different type of work items (map side with reduce side)

          • Major - Major loss of function.
          • Open

          Activity

            People

              vikram.dixit Vikram Dixit K
              vikram.dixit Vikram Dixit K
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              Dates

                Created:
                Updated:
                Resolved: