jorgecarleitao commented on a change in pull request #8029:
URL: https://github.com/apache/arrow/pull/8029#discussion_r475168077
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File path: rust/datafusion/src/execution/physical_plan/sort.rs
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@@ -61,44 +61,28 @@ impl ExecutionPlan for SortExec {
self.input.schema().clone()
}
- fn partitions(&self) -> Result<Vec<Arc<dyn Partition>>> {
- Ok(vec![
- (Arc::new(SortPartition {
- input: self.input.partitions()?,
- expr: self.expr.clone(),
- schema: self.schema(),
- concurrency: self.concurrency,
- })),
- ])
+ /// Get the output partitioning of this plan
+ fn output_partitioning(&self) -> Partitioning {
+ Partitioning::UnknownPartitioning(1)
Review comment:
To make sure I am following: this is 1 because we pull everything to the
same partition in a sort via `Merge`.
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