zhuqi-lucas commented on code in PR #19064:
URL: https://github.com/apache/datafusion/pull/19064#discussion_r2613551986
##########
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(
+ &self,
+ _order: &[PhysicalSortExpr],
+ ) -> Result<Option<Arc<dyn ExecutionPlan>>> {
+ Ok(None)
+ }
Review Comment:
Good point, thank you @adriangb for addressing this!
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