yyy1000 commented on code in PR #8780:
URL: https://github.com/apache/arrow-datafusion/pull/8780#discussion_r1460711132
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datafusion/optimizer/src/simplify_expressions/simplify_exprs.rs:
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@@ -93,16 +93,31 @@ impl SimplifyExpressions {
.map(|input| Self::optimize_internal(input, execution_props))
.collect::<Result<Vec<_>>>()?;
- let expr = plan
- .expressions()
- .into_iter()
- .map(|e| {
- // TODO: unify with `rewrite_preserving_name`
- let original_name = e.name_for_alias()?;
- let new_e = simplifier.simplify(e)?;
- new_e.alias_if_changed(original_name)
- })
- .collect::<Result<Vec<_>>>()?;
+ let expr = match plan {
+ LogicalPlan::Join(_) => {
+ plan
+ .expressions()
+ .into_iter()
+ .map(|e| {
+ // TODO: unify with `rewrite_preserving_name`
+ let original_name = e.name_for_alias()?;
+ let new_e = simplifier.simplify(e)?;
+ new_e.alias_if_changed(original_name)
+ }).collect::<Result<Vec<_>>>()?
+ },
+ _ => {
+ plan
Review Comment:
Sure!
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