adriangb commented on code in PR #18868:
URL: https://github.com/apache/datafusion/pull/18868#discussion_r2630920047
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datafusion/physical-plan/src/limit.rs:
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@@ -51,6 +51,9 @@ pub struct GlobalLimitExec {
/// Execution metrics
metrics: ExecutionPlanMetricsSet,
cache: PlanProperties,
+ /// Whether the limit is order-sensitive
+ /// Such as the child plan is a sort node, then the limit is
order-sensitive
+ order_sensitive: bool,
Review Comment:
Just a thought: instead of order sensitive could this store the sort order
it requires? If we have the info available and are adding a field that could be
more useful in ensuring correctness of the plan is preserved through
transformations.
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