alamb commented on code in PR #15735:
URL: https://github.com/apache/datafusion/pull/15735#discussion_r2047681995
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datafusion/optimizer/src/simplify_expressions/simplify_exprs.rs:
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@@ -123,10 +123,14 @@ impl SimplifyExpressions {
let name_preserver = NamePreserver::new(&plan);
let mut rewrite_expr = |expr: Expr| {
let name = name_preserver.save(&expr);
+ let original = expr.clone();
Review Comment:
🤦 -- it seems that is what @jayzhan211 suggested above in
https://github.com/apache/datafusion/pull/15735#issuecomment-2809315034
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