alamb commented on code in PR #2217:
URL: https://github.com/apache/arrow-datafusion/pull/2217#discussion_r849444284
##########
datafusion/core/src/physical_plan/display.rs:
##########
@@ -101,6 +101,32 @@ impl<'a> DisplayableExecutionPlan<'a> {
show_metrics: self.show_metrics,
}
}
+
+ /// Return a single-line summary of the root of the plan
+ pub fn one_line(&self) -> impl fmt::Display + 'a {
Review Comment:
```suggestion
// Example: `ProjectionExec: expr=[a@0 as a]`.
pub fn one_line(&self) -> impl fmt::Display + 'a {
```
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