diff --git a/zh-cn/application-dev/database/database-mdds-guidelines.md b/zh-cn/application-dev/database/database-mdds-guidelines.md
index 9122d0cccf8e0f9f99f9343f79bdd618e292a244..fa22e9d631121538f22ce310c081ff5bb00efa10 100644
--- a/zh-cn/application-dev/database/database-mdds-guidelines.md
+++ b/zh-cn/application-dev/database/database-mdds-guidelines.md
@@ -50,18 +50,41 @@
    这个权限还需要在应用首次启动的时候弹窗获取用户授权，可以通过如下代码实现：
 
     ```js
+    // FA模型
     import featureAbility from '@ohos.ability.featureAbility';
-	
+
     function grantPermission() {
-        console.info('grantPermission');
-        let context = featureAbility.getContext();
-        context.requestPermissionsFromUser(['ohos.permission.DISTRIBUTED_DATASYNC'], 666, function (result) {
-            console.info(`result.requestCode=${result.requestCode}`)
-    
-        })
-        console.info('end grantPermission');
+    console.info('grantPermission');
+    let context = featureAbility.getContext();
+    context.requestPermissionsFromUser(['ohos.permission.DISTRIBUTED_DATASYNC'], 666).then((data) => {
+        console.info('success: ${data}');
+    }).catch((error) => {
+        console.info('failed: ${error}');
+    })
     }
-    
+
+    grantPermission();
+
+    // Stage模型
+    import Ability from '@ohos.application.Ability';
+
+    let context = null;
+
+    function grantPermission() {
+    class MainAbility extends Ability {
+        onWindowStageCreate(windowStage) {
+        let context = this.context;
+        }
+    }
+
+    let permissions = ['ohos.permission.DISTRIBUTED_DATASYNC'];
+    context.requestPermissionsFromUser(permissions).then((data) => {
+        console.log('success: ${data}');
+    }).catch((error) => {
+        console.log('failed: ${error}');
+    });
+    }
+
     grantPermission();
     ```
 
@@ -73,25 +96,39 @@
    以下为创建分布式数据库管理器的代码示例：
 
    ```js
+   // FA模型获取context
+   import featureAbility from '@ohos.ability.featureAbility';
+   let context = featureAbility.getContext();
+
+   // Stage模型获取context
+   import AbilityStage from '@ohos.application.Ability';
+   let context = null;
+   class MainAbility extends AbilityStage{
+      onWindowStageCreate(windowStage){
+        context = this.context;
+      }
+   }
+
    let kvManager;
    try {
      const kvManagerConfig = {
        bundleName: 'com.example.datamanagertest',
        userInfo: {
+         context:context,
          userId: '0',
          userType: distributedData.UserType.SAME_USER_ID
        }
      }
      distributedData.createKVManager(kvManagerConfig, function (err, manager) {
        if (err) {
-         console.log("createKVManager err: " + JSON.stringify(err));
+         console.log('createKVManager err: ${error}');
          return;
        }
-       console.log("createKVManager success");
+       console.log('createKVManager success');
        kvManager = manager;
      });
    } catch (e) {
-     console.log("An unexpected error occurred. Error: " + e);
+     console.log('An unexpected error occurred. Error:  ${e}');
    }
    ```
 
@@ -115,14 +152,14 @@
      };
      kvManager.getKVStore('storeId', options, function (err, store) {
        if (err) {
-         console.log("getKVStore err: " + JSON.stringify(err));
+         console.log('getKVStore err: ${err}');
          return;
        }
-       console.log("getKVStore success");
+       console.log('getKVStore success');
        kvStore = store;
      });
    } catch (e) {
-     console.log("An unexpected error occurred. Error: " + e);
+     console.log('An unexpected error occurred. Error:  ${e}');
    }
    ```
 
@@ -136,7 +173,7 @@
 
    ```js
    kvStore.on('dataChange', distributedData.SubscribeType.SUBSCRIBE_TYPE_ALL, function (data) {
-       console.log("dataChange callback call data: " + JSON.stringify(data));
+       console.log("dataChange callback call data:  ${data}");
    });
    ```
 
@@ -153,13 +190,13 @@
    try {
        kvStore.put(KEY_TEST_STRING_ELEMENT, VALUE_TEST_STRING_ELEMENT, function (err, data) {
            if (err != undefined) {
-               console.log("put err: " + JSON.stringify(err));
+               console.log('put err:  ${error}');
                return;
            }
-           console.log("put success");
+           console.log('put success');
        });
    } catch (e) {
-       console.log("An unexpected error occurred. Error: " + e);
+       console.log('An unexpected error occurred. Error:  ${e}');
    }
    ```
 
@@ -176,16 +213,16 @@
    try {
        kvStore.put(KEY_TEST_STRING_ELEMENT, VALUE_TEST_STRING_ELEMENT, function (err, data) {
            if (err != undefined) {
-               console.log("put err: " + JSON.stringify(err));
+               console.log('put err:  ${error}');
                return;
            }
-           console.log("put success");
+           console.log('put success');
            kvStore.get(KEY_TEST_STRING_ELEMENT, function (err, data) {
-               console.log("get success data: " + data);
+               console.log('get success data:  ${data}');
            });
        });
    } catch (e) {
-       console.log("An unexpected error occurred. Error: " + e);
+       console.log('An unexpected error occurred. Error:  ${e}');
    }
    ```
 
@@ -204,7 +241,7 @@
    
    let devManager;
    // create deviceManager
-   deviceManager.createDeviceManager("bundleName", (err, value) => {
+   deviceManager.createDeviceManager('bundleName', (err, value) => {
        if (!err) {
            devManager = value;
            // deviceIds由deviceManager调用getTrustedDeviceListSync方法得到
@@ -219,7 +256,7 @@
                // 1000表示最大延迟时间为1000ms
                kvStore.sync(deviceIds, distributedData.SyncMode.PUSH_ONLY, 1000);
            } catch (e) {
-                console.log("An unexpected error occurred. Error: " + e);
+                console.log('An unexpected error occurred. Error:  ${e}');
            }
        }
    });
diff --git a/zh-cn/application-dev/reference/apis/js-apis-distributed-data.md b/zh-cn/application-dev/reference/apis/js-apis-distributed-data.md
index bd76a602e2883da461243ea439e654acf7611a5a..f907332874dfe0cdc8d8362a33f75e59008fb93f 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-distributed-data.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-distributed-data.md
@@ -1008,7 +1008,7 @@ try {
     }).catch((err) => {
         console.log('getResultSet failed: ' + err);
     });
-    const moved5 = resultSet.move();
+    const moved5 = resultSet.move(1);
     console.log("move succeed:" + moved5);
 } catch (e) {
     console.log("move failed: " + e);
@@ -1048,7 +1048,7 @@ try {
     }).catch((err) => {
         console.log('getResultSet failed: ' + err);
     });
-    const moved6 = resultSet.moveToPosition();
+    const moved6 = resultSet.moveToPosition(1);
     console.log("moveToPosition succeed: " + moved6);
 } catch (e) {
     console.log("moveToPosition failed: " + e);