timsaucer commented on code in PR #12009:
URL: https://github.com/apache/datafusion/pull/12009#discussion_r1718228568
##########
datafusion/physical-plan/src/windows/mod.rs:
##########
@@ -112,25 +112,9 @@ pub fn create_window_expr(
))
}
WindowFunctionDefinition::AggregateUDF(fun) => {
- // Convert `Vec<PhysicalSortExpr>` into `Vec<Expr::Sort>`
- let sort_exprs = order_by
- .iter()
- .map(|PhysicalSortExpr { expr, options }| {
- let field_name = expr.to_string();
- let field_name =
field_name.split('@').next().unwrap_or(&field_name);
- Expr::Sort(SortExpr {
- expr: Box::new(col(field_name)),
- asc: !options.descending,
- nulls_first: options.nulls_first,
- })
- })
- .collect::<Vec<_>>();
-
let aggregate = AggregateExprBuilder::new(Arc::clone(fun),
args.to_vec())
.schema(Arc::new(input_schema.clone()))
.alias(name)
- .order_by(order_by.to_vec())
- .sort_exprs(sort_exprs)
Review Comment:
Thank you. I rebased on `main` and ended up getting a different error, but I
still think we need a correction. I think I'll write up a unit test as well.
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