joroKr21 commented on code in PR #12922:
URL: https://github.com/apache/datafusion/pull/12922#discussion_r1801372082
##########
datafusion/functions/src/macros.rs:
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@@ -226,9 +226,8 @@ macro_rules! make_math_unary_udf {
$EVALUATE_BOUNDS(inputs)
}
- fn invoke(&self, args: &[ColumnarValue]) ->
Result<ColumnarValue> {
- let args = ColumnarValue::values_to_arrays(args)?;
-
+ fn invoke(&self, col_args: &[ColumnarValue]) ->
Result<ColumnarValue> {
Review Comment:
So what I'm trying to say is imagine I want to implement a volatile function
`rand_int(max: Int64) -> Int64`. How can I implement it correctly so that given
a `ScalarValue` for `max` it will actually produce an array of random integers
with the expected length?
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