Dandandan commented on code in PR #19554:
URL: https://github.com/apache/datafusion/pull/19554#discussion_r2651836847
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datafusion/physical-expr/src/expressions/case.rs:
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@@ -145,10 +145,13 @@ impl CaseBody {
}
// Construct a mapping from the original column index to the projected
column index.
- let column_index_map = used_column_indices
- .iter()
+ let mut sorted_used_column_indices =
+ used_column_indices.into_iter().collect::<Vec<_>>();
+ sorted_used_column_indices.sort_unstable();
Review Comment:
I changed it to use `IndexSet` / `IndexMap`
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