diff --git a/docs/uniCloud/jql-schema-ext.md b/docs/uniCloud/jql-schema-ext.md
index 211735690b02144aa50b7673d6e0202970591dea..763947a3c6c2c91d45459bd8e859f44672b764eb 100644
--- a/docs/uniCloud/jql-schema-ext.md
+++ b/docs/uniCloud/jql-schema-ext.md
@@ -149,6 +149,14 @@ field为所有被访问的字段的组成的数组，嵌套的字段会被摊平
 }
 ```
 
+**计数**
+
+```js
+{
+  total: 0 // 符合条件的数据条数
+}
+```
+
 **新增单条**
 
 ```js