asubiotto commented on code in PR #16985:
URL: https://github.com/apache/datafusion/pull/16985#discussion_r2245279416
##########
datafusion/physical-plan/src/unnest.rs:
##########
@@ -101,8 +101,22 @@ impl UnnestExec {
input: &Arc<dyn ExecutionPlan>,
schema: SchemaRef,
) -> PlanProperties {
+ // Extract equivalence properties from input plan
+ let input_eq_properties = input.equivalence_properties();
+ let input_oeq_class = input_eq_properties.oeq_class();
+ let orderings = input_oeq_class.orderings().to_vec();
+ let eq_group = input_eq_properties.eq_group();
+ let constraints = input_eq_properties.constraints();
+
Review Comment:
I'm not quite sure what the recommended approach here would be. Maybe one of
the datafusion maintainers will be able to shed light on this when they review.
Otherwise there might be someone on the discord familiar with this that could
help: https://discord.gg/vvhe8G6s
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