From 2d826b97d22f177077cac25c3bd05ac818a65412 Mon Sep 17 00:00:00 2001
From: Chongchen Chen <chenkovsky@qq.com>
Date: Thu, 6 Mar 2025 08:58:46 +0800
Subject: [PATCH] prevent stackoverflow

---
 datafusion/sql/src/select.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/datafusion/sql/src/select.rs b/datafusion/sql/src/select.rs
index b594fd6a35f1..c67d6776c75b 100644
--- a/datafusion/sql/src/select.rs
+++ b/datafusion/sql/src/select.rs
@@ -894,6 +894,9 @@ fn match_window_definitions(
     projection: &mut [SelectItem],
     named_windows: &[NamedWindowDefinition],
 ) -> Result<()> {
+    if named_windows.is_empty() {
+        return Ok(());
+    }
     for proj in projection.iter_mut() {
         if let SelectItem::ExprWithAlias { expr, alias: _ }
         | SelectItem::UnnamedExpr(expr) = proj