From c8f537404a4fdbc5409bdc8566761955d68c4271 Mon Sep 17 00:00:00 2001
From: linju <linju@dcloud.io>
Date: Sat, 8 May 2021 14:44:09 +0800
Subject: [PATCH] =?UTF-8?q?update=20docs/uniCloud/clientdb.md.=20clientDB?=
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 docs/uniCloud/clientdb.md | 1 -
 1 file changed, 1 deletion(-)

diff --git a/docs/uniCloud/clientdb.md b/docs/uniCloud/clientdb.md
index dacf3ef12..b6ac072d3 100644
--- a/docs/uniCloud/clientdb.md
+++ b/docs/uniCloud/clientdb.md
@@ -990,7 +990,6 @@ db.collection('book')
 field可以指定字符串，也可以指定一个对象。
 
 - 字符串写法：列出字段名称，多个字段以半角逗号做分隔符。比如`db.collection('book').field("title,author")`，查询结果会返回`_id`、`title`、`author`3个字段的数据。字符串写法，`_id`是一定会返回的
-- json写法：一般用于黑名单排除。比如`db.collection('book').field({ '_id': false })`，明确指定不返回`_id`。
 
 **复杂嵌套json数据过滤**
 
-- 
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