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  1. Hive
  2. HIVE-670

Explain should show output column names

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.4.0
    • Component/s: Query Processor
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      Explain currently only shows the expressions (in which it references the output column names of the last operator).
      However, it does not show the output column names of the last operator, which makes it hard to debug.

      1. HIVE-670.1.patch
        675 kB
        Zheng Shao
      2. HIVE-670.2.patch
        675 kB
        Zheng Shao

        Activity

        Hide
        namit Namit Jain added a comment -

        Committed. Thanks Zheng

        Show
        namit Namit Jain added a comment - Committed. Thanks Zheng
        Hide
        zshao Zheng Shao added a comment -

        Merged with trunk.

        Show
        zshao Zheng Shao added a comment - Merged with trunk.
        Hide
        namit Namit Jain added a comment -

        It will conflict with other open patches - so, once 673 is in, this can be merged after regeneration

        Show
        namit Namit Jain added a comment - It will conflict with other open patches - so, once 673 is in, this can be merged after regeneration
        Hide
        zshao Zheng Shao added a comment -

        This patch adds outputColumnNames to select, group by, and join operators.

        Show
        zshao Zheng Shao added a comment - This patch adds outputColumnNames to select, group by, and join operators.

          People

          • Assignee:
            zshao Zheng Shao
            Reporter:
            zshao Zheng Shao
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            Dates

            • Created:
              Updated:
              Resolved:

              Development