zhuqi-lucas commented on code in PR #18817:
URL: https://github.com/apache/datafusion/pull/18817#discussion_r2559356472
##########
datafusion/physical-plan/src/execution_plan.rs:
##########
@@ -682,6 +684,16 @@ pub trait ExecutionPlan: Debug + DisplayAs + Send + Sync {
) -> Option<Arc<dyn ExecutionPlan>> {
None
}
+
+ /// Try to create a new execution plan that satisfies the given sort
ordering.
+ ///
+ /// Default implementation returns `Ok(None)`.
+ fn try_pushdown_sort(
Review Comment:
This is a good point.
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