PhVHoang commented on code in PR #9202:
URL: https://github.com/apache/arrow-datafusion/pull/9202#discussion_r1486375492
##########
datafusion/sql/src/expr/function.rs:
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@@ -149,18 +149,37 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
)?;
let func_deps = schema.functional_dependencies();
- // Find whether ties are possible in the given ordering:
- let is_ordering_strict = order_by.iter().any(|orderby_expr| {
+ // Find whether ties are possible in the given ordering
+ let is_ordering_strict = order_by.iter().find_map(|orderby_expr| {
if let Expr::Sort(sort_expr) = orderby_expr {
if let Expr::Column(col) = sort_expr.expr.as_ref() {
- let idx = schema.index_of_column(col).unwrap();
- return func_deps.iter().any(|dep| {
+ let idx_result = schema.index_of_column(col);
+
+ // Propagate the error to the caller and return it
immediately
+ let idx = idx_result
Review Comment:
Thank you very much for your suggestion. Yes it's way simpler than that of
mine.
Fixed.
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