jorgecarleitao commented on a change in pull request #8660:
URL: https://github.com/apache/arrow/pull/8660#discussion_r523374604
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File path: rust/datafusion/src/physical_plan/mod.rs
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@@ -100,6 +100,30 @@ pub enum Distribution {
SinglePartition,
}
+/// Represents the result from an expression
+pub enum ColumnarValue {
Review comment:
I agree.
It would also simplify the API of many vertical operations (e.g.
aggregates), as their input and result would have a common type. I have a
branch on which I am doing that, but I have not finish it yet.
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