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  1. Spark
  2. SPARK-16026 Cost-based Optimizer Framework
  3. SPARK-17080

join reorder

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.0.0
    • 2.2.0
    • Optimizer, SQL
    • None

    Description

      We decide the join order of a multi-way join query based on the cost function defined in the spec.

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            ZenWzh Zhenhua Wang
            ron8hu Ron Hu
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              Updated:
              Resolved: