comphead commented on PR #20806:
URL: https://github.com/apache/datafusion/pull/20806#issuecomment-4035709073

   > The operator does get swapped in for TPC-H, it's just about a 8% (SF10) to 
20% (SF100) improvement just within the SMJ operator on Q21 when running 
locally, so it doesn't end up as big of a win on query execution time as the 
microbenchmarks.
   
   right, Q21 is the biggest consumer for ANTI/SEMI


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