jayzhan211 commented on code in PR #9069:
URL: https://github.com/apache/arrow-datafusion/pull/9069#discussion_r1475329818
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datafusion/expr/src/expr_schema.rs:
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@@ -82,6 +82,13 @@ impl ExprSchemable for Expr {
Expr::Case(case) => case.when_then_expr[0].1.get_type(schema),
Expr::Cast(Cast { data_type, .. })
| Expr::TryCast(TryCast { data_type, .. }) =>
Ok(data_type.clone()),
+ Expr::Unnest(Unnest { exprs }) => {
+ let arg_data_types = exprs
Review Comment:
I think we can keep this, since they will be more in the future
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