From f3b810559a9f51ac71dbee96777c4a71375e8ba3 Mon Sep 17 00:00:00 2001
From: "huiyong.rao" <raohuiyong@163.com>
Date: Fri, 27 May 2022 06:26:44 +0000
Subject: [PATCH] update docs/uniCloud/cf-database-aggregate-operator.md.

---
 docs/uniCloud/cf-database-aggregate-operator.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/uniCloud/cf-database-aggregate-operator.md b/docs/uniCloud/cf-database-aggregate-operator.md
index 74b0df1eb..455ac2bae 100644
--- a/docs/uniCloud/cf-database-aggregate-operator.md
+++ b/docs/uniCloud/cf-database-aggregate-operator.md
@@ -1055,8 +1055,8 @@ let res = await db.collection('stats').aggregate()
 
  
 ```js
-{ "_id": 1, "index": 160 }
-{ "_id": 2, "index": 100 }
+{ "_id": 1, "sum": 160 }
+{ "_id": 2, "sum": 100 }
 ```
 
 ### map
-- 
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