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  1. Spark
  2. SPARK-30433

Make conflict attributes resolution more scalable in ResolveReferences

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 3.0.0
    • Fix Version/s: 3.0.0
    • Component/s: SQL
    • Labels:
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      Description

      Currently, ResolveReferences rule only resolves conflict attributes of one single conflict plan pair in one iteration, which can be inefficient when there're many conflicts. We could make it more scalable by doing resolution in batch.

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            • Assignee:
              Ngone51 wuyi
              Reporter:
              Ngone51 wuyi
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