cht42 commented on code in PR #15527:
URL: https://github.com/apache/datafusion/pull/15527#discussion_r2023172721
##########
datafusion/functions-nested/src/sort.rs:
##########
@@ -207,9 +208,21 @@ pub fn array_sort_inner(args: &[ArrayRef]) ->
Result<ArrayRef> {
valid.append_null();
} else {
let arr_ref = list_array.value(i);
- let arr_ref = arr_ref.as_ref();
- let sorted_array = compute::sort(arr_ref, sort_option)?;
+ let sorted_array = match arr_ref.data_type() {
+ DataType::Struct(_) => {
+ let sort_columns: Vec<SortColumn> = vec![SortColumn {
+ values: Arc::clone(&arr_ref),
+ options: sort_option,
+ }];
+ let indices = compute::lexsort_to_indices(&sort_columns,
None)?;
+ compute::take(arr_ref.as_ref(), &indices, None)?
+ }
+ _ => {
+ let arr_ref = arr_ref.as_ref();
+ compute::sort(arr_ref, sort_option)?
Review Comment:
https://github.com/apache/arrow-rs/issues/6911#issuecomment-2562928843
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