Hive
  1. Hive
  2. HIVE-5668

path normalization in MapOperator is expensive

    Details

    • Type: Bug Bug
    • Status: Resolved
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.13.0
    • Component/s: None
    • Labels:
      None

      Description

      The conversion of paths in MapWork.getPathToAliases is happening multiple times in MapOperator.cleanUpInputFileChangedOp. Caching the results of conversion can improve the performance of hive map tasks.

      1. HIVE-5668.1.patch
        1 kB
        Thejas M Nair

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          People

          • Assignee:
            Thejas M Nair
            Reporter:
            Thejas M Nair
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            Dates

            • Created:
              Updated:
              Resolved:

              Development