fbx31 commented on code in PR #18921:
URL: https://github.com/apache/datafusion/pull/18921#discussion_r2628576483
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datafusion/expr/src/expr.rs:
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@@ -398,6 +398,30 @@ pub enum Expr {
OuterReferenceColumn(FieldRef, Column),
/// Unnest expression
Unnest(Unnest),
+ /// Lambda expression
+ Lambda(Lambda),
+ LambdaColumn(LambdaColumn),
Review Comment:
Thanks @shehabgamin for your review, may I suggest to keep in mind also a
future lambda reduce/fold for clear and explicit namings distinguishing the
"current" iterator over the array and the "accumulator" to refer in queries?
Thanks
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