doki23 commented on a change in pull request #2054:
URL: https://github.com/apache/arrow-datafusion/pull/2054#discussion_r832103695
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File path: datafusion/src/logical_plan/builder.rs
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@@ -916,7 +916,11 @@ impl LogicalPlanBuilder {
/// Build the plan
pub fn build(&self) -> Result<LogicalPlan> {
- Ok(self.plan.clone())
+ if let Some(err) = check_plan_invalid(&self.plan) {
Review comment:
We need return the root plan instead of child plan.
If use `check_plan_invalid(&self.plan)?`, it cannot be recursively called
like `check_plan_invalid(plan.input)?` because it returns child plan.
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