comphead commented on code in PR #8920:
URL: https://github.com/apache/arrow-datafusion/pull/8920#discussion_r1462566072
##########
datafusion/core/src/physical_planner.rs:
##########
@@ -719,14 +720,16 @@ impl DefaultPhysicalPlanner {
}
let logical_input_schema = input.schema();
- let physical_input_schema = input_exec.schema();
+ // Extend the schema to include window expression fields
as builtin window functions derives its datatype from incoming schema
+ let mut window_fields =
logical_input_schema.fields().clone();
+
window_fields.extend_from_slice(&exprlist_to_fields(window_expr.iter(),
input)?);
+ let extended_schema =
&DFSchema::new_with_metadata(window_fields, HashMap::new())?;
let window_expr = window_expr
.iter()
.map(|e| {
create_window_expr(
e,
- logical_input_schema,
- &physical_input_schema,
+ extended_schema,
Review Comment:
Filed https://github.com/apache/arrow-datafusion/pull/8955
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