From 8e795c4a28e715f5354ec4c5c997e3d47021efa4 Mon Sep 17 00:00:00 2001
From: "abby.huang" <78209557+abby-cyber@users.noreply.github.com>
Date: Tue, 21 Feb 2023 17:02:42 +0800
Subject: [PATCH] delete the note that yield is optional (#2603)

---
 docs-2.0/3.ngql-guide/5.operators/4.pipe.md | 2 --
 1 file changed, 2 deletions(-)

diff --git a/docs-2.0/3.ngql-guide/5.operators/4.pipe.md b/docs-2.0/3.ngql-guide/5.operators/4.pipe.md
index 5071514fb7d..a7f36628911 100644
--- a/docs-2.0/3.ngql-guide/5.operators/4.pipe.md
+++ b/docs-2.0/3.ngql-guide/5.operators/4.pipe.md
@@ -31,8 +31,6 @@ nebula> GO FROM "player100" OVER follow \
 +-------------+
 ```
 
-用户可以使用`YIELD`显式声明需要返回的结果，如果不使用`YIELD`，默认返回目标点 ID。
-
 必须在`YIELD`子句中为需要的返回结果设置别名，才能在管道符右侧使用引用符`$-`，例如示例中的`$-.dstid`。
 
 ## 性能提示