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  1. Pig
  2. PIG-4072

secondary sort optimizer to support multiple predecessors

    Details

    • Type: Improvement
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: 0.18.0
    • Component/s: impl
    • Labels:
      None

      Description

      As described in PIG-4064, SecondaryOptimizer does not handle two predecessors. When we process the first predecessor, we remove the foreach inner operators from the reduce side, and the second predecessor cannot see them.

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              • Assignee:
                Unassigned
                Reporter:
                daijy Daniel Dai
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                Dates

                • Created:
                  Updated: