shehabgamin commented on code in PR #17220:
URL: https://github.com/apache/datafusion/pull/17220#discussion_r2567230094
##########
datafusion/expr/src/udf.rs:
##########
@@ -714,6 +774,58 @@ pub trait ScalarUDFImpl: Debug + DynEq + DynHash + Send +
Sync {
fn documentation(&self) -> Option<&Documentation> {
None
}
+
+ /// Attempts to optimize or transform the function call.
+ ///
+ /// This method allows UDF implementations to provide optimized versions
+ /// of function calls or transform them into different expressions.
+ /// Returns `None` if no optimization is available.
+ ///
+ /// # Arguments
+ /// * `_args` - The function arguments to potentially optimize
+ ///
+ /// # Returns
+ /// An optional optimized expression, or None if no optimization is
available
+ fn try_call(&self, _args: &[Expr]) -> Result<Option<Expr>> {
Review Comment:
Nitpick: Agreed, more descriptive name would be nice
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