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  1. IMPALA
  2. IMPALA-4740

Add option to use hdfsPread() instead of hdfsRead() for HDFS hedged reads

    Details

    • Type: New Feature
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: Impala 2.8.0
    • Fix Version/s: Impala 2.9.0
    • Component/s: Backend
    • Labels:
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      Description

      In order to use HDFS hedged reads, the hdfsPread API must be used instead of the hdfsRead() call. We should add an option to use hdfsPread().

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              • Assignee:
                mjacobs Matthew Jacobs
                Reporter:
                mjacobs Matthew Jacobs
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                • Created:
                  Updated:
                  Resolved: