maryannxue commented on pull request #30829:
URL: https://github.com/apache/spark/pull/30829#issuecomment-77371
@ekoifman This check is to guard against re-planning that turns an already
shuffle-materialized SMJ to BHJ while causing extra shuffles downstream.
One way around this
maryannxue commented on pull request #30829:
URL: https://github.com/apache/spark/pull/30829#issuecomment-77371
@ekoifman This check is to guard against re-planning that turns an already
shuffle-materialized SMJ to BHJ while causing extra shuffles downstream.
One way around this