annotate get_type with recursive (#13376)

Author: peter-toth

datafusion/expr/src/expr_schema.rs

@@ -32,6 +32,7 @@ use datafusion_common::{
     TableReference,
 };
 use datafusion_functions_window_common::field::WindowUDFFieldArgs;
+use recursive::recursive;
 use std::collections::HashMap;
 use std::sync::Arc;
 
@@ -99,6 +100,7 @@ impl ExprSchemable for Expr {
     /// expression refers to a column that does not exist in the
     /// schema, or when the expression is incorrectly typed
     /// (e.g. `[utf8] + [bool]`).
+    #[recursive]
     fn get_type(&self, schema: &dyn ExprSchema) -> Result<DataType> {
         match self {
             Expr::Alias(Alias { expr, name, .. }) => match &**expr {