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  1. IMPALA
  2. IMPALA-2924

Add query hints to adjust replica selection policy

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: Impala 2.0
    • Fix Version/s: Impala 2.5.0
    • Component/s: Frontend
    • Labels:
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      Description

      The fix for IMPALA-2696 introduces a new query option to control the replica selection during scan scheduling. This should also be possible with query hints, e.g. like so:

      SELECT * FROM t /* +SCHEDULE_DISK_LOCAL */;

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              • Assignee:
                lv Lars Volker
                Reporter:
                lv Lars Volker
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                • Created:
                  Updated:
                  Resolved: