metesynnada commented on code in PR #8794:
URL: https://github.com/apache/arrow-datafusion/pull/8794#discussion_r1445868353


##########
datafusion/physical-plan/src/joins/symmetric_hash_join.rs:
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@@ -337,10 +337,6 @@ impl ExecutionPlan for SymmetricHashJoinExec {
         Ok(children.iter().any(|u| *u))
     }
 
-    fn benefits_from_input_partitioning(&self) -> Vec<bool> {
-        vec![false, false]
-    }

Review Comment:
   It can run without order but may run out of memory. I am planning to add an 
optional input requirement for it, thus we can keep the order if it is present 
in the plan before optimization. I think you can delete it, then I'll prepare 
the PR after this merged.



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