timsaucer commented on code in PR #15646:
URL: https://github.com/apache/datafusion/pull/15646#discussion_r2052893897
##########
datafusion/expr/src/udf.rs:
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@@ -719,6 +682,12 @@ pub trait ScalarUDFImpl: Debug + Send + Sync {
fn documentation(&self) -> Option<&Documentation> {
None
}
+
+ /// This describes the output field associated with this UDF.
+ /// Input field is handled through `ScalarFunctionArgs`
+ fn output_field(&self, _input_schema: &Schema) -> Option<Field> {
+ None
Review Comment:
Yes! I took your suggestion and actually removed this function entirely.
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