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  1. Spark
  2. SPARK-45925

SubqueryBroadcastExec is not equivalent with SubqueryAdaptiveBroadcastExec causing re-use of exchange not happening in AQE

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Not A Problem
    • 3.5.1
    • None
    • SQL

    Description

      A created stage may contain SubqueryAdaptiveBroadcastExec while incominng exchange may contain SubqueryBroadcastExec and though they are equivalent , the match does not happen because equals/hashCode do not match , resulting in non re-use of exchange.

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          is required by

          Bug - A problem which impairs or prevents the functions of the product. SPARK-45866 Reuse of exchange in AQE does not happen when run time filters are pushed down to the underlying Scan ( like iceberg )

          • Major - Major loss of function.
          • Open
          links to

          Web Link GitHub Pull Request #43807

          Web Link GitHub Pull Request #43807

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              Unassigned Unassigned
              ashahid7 Asif
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              Dates

                Created:
                Updated:
                Resolved: