From 729e4cec81c549b2eafeed4a34497e9269725c2f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E4=BA=9A=E7=90=AA?= <wangyaqi988@163.com>
Date: Mon, 24 May 2021 23:55:23 +0800
Subject: [PATCH] docs: clientDB lookup

---
 docs/uniCloud/clientdb.md | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/docs/uniCloud/clientdb.md b/docs/uniCloud/clientdb.md
index 3c15e09c1..2f85b0867 100644
--- a/docs/uniCloud/clientdb.md
+++ b/docs/uniCloud/clientdb.md
@@ -709,7 +709,8 @@ db.collection('comment,user')
     "副表2表名": [{ // 一个主表字段可能对应多个副表字段的foreignKey
       "副表2字段名1": "xxx",
       "副表2字段名2": "xxx",
-    }]
+    }],
+    "_value": "主表字段原始值" // 使用副表foreignKey查询时会在关联的主表字段内以_value存储该字段的原始值，新增于HBuilderX 3.1.16-alpha
   }
 }
 ```
@@ -839,7 +840,7 @@ db.collection('comment,user')
 
 ```js
 db.collection('article,comment')
-.where('article_id=="1"')
+.where('article_id._value=="1"')
 .field('content,article_id')
 .get()
 ```
@@ -863,7 +864,8 @@ db.collection('article,comment')
       "article": "1",
       "sender": "2",
       "receiver": "1"
-    }]
+    }],
+    "_value": "1"
   }
 }]
 ```
@@ -873,7 +875,7 @@ db.collection('article,comment')
 ```js
 // 过滤副表字段
 db.collection('article,comment')
-.where('article_id=="1"')
+.where('article_id._value=="1"')
 .field('content,article_id{comment{content}}')
 .get()
 
@@ -886,7 +888,8 @@ db.collection('article,comment')
     },
     {
       "content": "comment1-2"
-    }]
+    }],
+    "_value": "1"
   }
 }]
 
@@ -897,7 +900,7 @@ db.collection('article,comment')
 ```js
 // 重命名副表字段
 db.collection('article,comment')
-.where('article_id=="1"')
+.where('article_id._value=="1"')
 .field('content,article_id{comment{content as value}}')
 .get()
 
-- 
GitLab