alamb commented on a change in pull request #778:
URL: https://github.com/apache/arrow-datafusion/pull/778#discussion_r677361196
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File path: datafusion/src/logical_plan/builder.rs
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@@ -282,14 +282,28 @@ impl LogicalPlanBuilder {
));
}
- let left_keys: Vec<Column> = left_keys
- .into_iter()
- .map(|c| c.into().normalize(&self.plan))
- .collect::<Result<_>>()?;
- let right_keys: Vec<Column> = right_keys
- .into_iter()
- .map(|c| c.into().normalize(right))
- .collect::<Result<_>>()?;
+ let (left_keys, right_keys): (Vec<Result<Column>>,
Vec<Result<Column>>) =
Review comment:
changing the signature to be `join_keys: Vec<(impl Into<Column>, impl
Into<Column>)>.` instead of `left_keys:...` and `right_keys: ...` makes sense
to me
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