From f70c739fd40e30c4b476253e58b24b9297b42859 Mon Sep 17 00:00:00 2001
From: Jiayu Liu <Jimexist@users.noreply.github.com>
Date: Thu, 20 May 2021 22:33:04 +0800
Subject: [PATCH] Update datafusion/src/logical_plan/builder.rs

Co-authored-by: Andrew Lamb <andrew@nerdnetworks.org>
---
 datafusion/src/logical_plan/builder.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/datafusion/src/logical_plan/builder.rs b/datafusion/src/logical_plan/builder.rs
index 87716aff276c..af0d29ba5e56 100644
--- a/datafusion/src/logical_plan/builder.rs
+++ b/datafusion/src/logical_plan/builder.rs
@@ -289,6 +289,8 @@ impl LogicalPlanBuilder {
     }
 
     /// Apply a window
+    /// 
+    /// NOTE: this feature is under development and this API will be changing 
     pub fn window(
         &self,
         window_expr: impl IntoIterator<Item = Expr>,