tustvold commented on a change in pull request #1732:
URL: https://github.com/apache/arrow-datafusion/pull/1732#discussion_r799617177
##########
File path: datafusion/src/physical_plan/limit.rs
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@@ -300,6 +300,11 @@ impl ExecutionPlan for LocalLimitExec {
_ => Statistics::default(),
}
}
+
+ fn should_repartition_children(&self) -> bool {
+ // No reason to repartition children as this node is just limiting
each input partition.
+ false
Review comment:
As currently expressed this only prevent repartitioning of direct
children, I think you need something more than that for sortedness as discussed
on #424
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