Weijun-H commented on code in PR #8985:
URL: https://github.com/apache/arrow-datafusion/pull/8985#discussion_r1467192647
##########
datafusion/expr/src/udf.rs:
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@@ -152,6 +153,17 @@ impl ScalarUDF {
self.inner.return_type(args)
}
+ /// The datatype this function returns given the input argument input
types.
+ /// This function is used when the input arguments are [`Expr`]s.
+ /// See [`ScalarUDFImpl::return_type_from_exprs`] for more details.
Review Comment:
```suggestion
///
/// See [`ScalarUDFImpl::return_type_from_exprs`] for more details.
```
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