alamb commented on code in PR #8713:
URL: https://github.com/apache/arrow-datafusion/pull/8713#discussion_r1439078577
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datafusion/expr/src/udf.rs:
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@@ -292,3 +271,105 @@ pub trait ScalarUDFImpl {
&[]
}
}
+
+/// ScalarUDF that adds an alias to the underlying function. It is better to
Review Comment:
This is somewhat boilerplate, but it is a pretty straightforward example of
using Trait objects to extend functionality
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