milenkovicm commented on code in PR #10354:
URL: https://github.com/apache/datafusion/pull/10354#discussion_r1589910311
##########
datafusion/expr/src/udaf.rs:
##########
@@ -195,6 +197,21 @@ impl AggregateUDF {
pub fn create_groups_accumulator(&self) -> Result<Box<dyn
GroupsAccumulator>> {
self.inner.create_groups_accumulator()
}
+ /// Do the function rewrite
+ ///
+ /// See [`AggregateUDFImpl::simplify`] for more details.
+ pub fn simplify(
+ &self,
+ args: Vec<Expr>,
Review Comment:
I don't know, mixed feelings about it. IMHO I see no benefits, would not
simplify anything and another structure would be introduced.
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