explicitly list out all Expr types (apache#9038)

viirya · Jan 29, 2024 · 851bc7d · 851bc7d
1 parent 724a8e8
commit 851bc7d
Showing 1 changed file with 16 additions and 1 deletion.
diff --git a/datafusion/optimizer/src/analyzer/type_coercion.rs b/datafusion/optimizer/src/analyzer/type_coercion.rs
@@ -414,7 +414,22 @@ impl TreeNodeRewriter for TypeCoercionRewriter {
                 ));
                 Ok(expr)
             }
-            expr => Ok(expr),
+            Expr::Alias(_)
+            | Expr::Column(_)
+            | Expr::ScalarVariable(_, _)
+            | Expr::Literal(_)
+            | Expr::SimilarTo(_)
+            | Expr::IsNotNull(_)
+            | Expr::IsNull(_)
+            | Expr::Negative(_)
+            | Expr::GetIndexedField(_)
+            | Expr::Cast(_)
+            | Expr::TryCast(_)
+            | Expr::Sort(_)
+            | Expr::Wildcard { .. }
+            | Expr::GroupingSet(_)
+            | Expr::Placeholder(_)
+            | Expr::OuterReferenceColumn(_, _) => Ok(expr),
         }
     }
 }