nuno-faria commented on code in PR #22917:
URL: https://github.com/apache/datafusion/pull/22917#discussion_r3438401056
##########
datafusion/sql/src/planner.rs:
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@@ -575,7 +575,8 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
let fields = plan.schema().fields().clone();
LogicalPlanBuilder::from(plan)
.project(fields.iter().zip(idents).map(|(field, ident)| {
-
col(field.name()).alias(self.ident_normalizer.normalize(ident))
+
Expr::Column(Column::from_qualified_name_ignore_case(field.name()))
Review Comment:
Thanks @kosiew, it's better to alias the existing columns directly. I also
updated the test to include a column with a dot.
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