jayzhan211 commented on code in PR #14094:
URL: https://github.com/apache/datafusion/pull/14094#discussion_r1912405731
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datafusion/expr/src/udf.rs:
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@@ -342,6 +352,14 @@ pub struct ScalarFunctionArgs<'a> {
pub return_type: &'a DataType,
}
+#[derive(Debug)]
+pub struct ReturnTypeArgs<'a> {
+ /// The data types of the arguments to the function
+ pub arg_types: &'a [DataType],
+ /// The Utf8 arguments to the function, if the expression is not Utf8, it
will be empty string
+ pub arguments: &'a [String],
Review Comment:
better name 🤔 ?
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