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+# Distributed Data Subsystem Changelog
+
+## Change of the cl.data.cloudData Enum Name from Action to clearAction
+
+**Change Impact**
+
+From OpenHarmony4.0.9.3, use **clearAction()** to specify the action taken to clear the cloud data locally.
+
+**Key API/Component Changes**
+
+Before change:
+
+ ```ts
+ enum Action {
+    CLEAR_CLOUD_INFO,
+    CLEAR_CLOUD_DATA_AND_INFO
+  }
+ ```
+
+After change:
+
+ ```ts
+ enum ClearAction {
+    CLEAR_CLOUD_INFO,
+    CLEAR_CLOUD_DATA_AND_INFO
+  }
+ ```
+
+## Change of the cl.data.cloudData API Name from clean to clear
+
+**Change Impact**
+
+From OpenHarmony4.0.9.3, use **clear()** to clear the cloud data locally.
+
+**Key API/Component Changes**
+
+Before change:
+
+ ```ts
+    static clean(
+      accountId: string,
+      appActions: { [bundleName: string]: Action },
+      callback: AsyncCallback<void>
+    ): void;
+    static clean(accountId: string, appActions: { [bundleName: string]: Action }): Promise<void>;
+ ```
+
+After change:
+
+ ```ts
+     static clear(
+      accountId: string,
+      appActions: { [bundleName: string]: ClearAction },
+      callback: AsyncCallback<void>
+    ): void;
+    static clear(accountId: string, appActions: { [bundleName: string]: ClearAction }): Promise<void>;
+ ```
+
+## Change of the Statistic Value from success to successful in cl.data.relationalStore
+
+**Change Impact**
+
+From OpenHarmony4.0.9.3, use **Statistic.successful** to indicate the number of rows that are successfully synchronized between the device and cloud.
+
+**Key API/Component Changes**
+
+The enumerated value **success** of **Statistic** is changed to **successful**.
+
+Before change:
+
+ ```ts
+  interface Statistic {
+    total: number;
+    success: number;
+    failed: number;
+    remained: number;
+  }
+ ```
+
+After change:
+
+ ```ts
+  interface Statistic {
+    total: number;
+    successful: number;
+    failed: number;
+    remained: number;
+  }
+ ```
+
+## Change of the Type of the setDistributedTables() Input Parameter type from number to DistributedType in cl.data.relationalStore
+
+**Change Impact**
+
+From OpenHarmony4.0.9.3, the type of the input parameter **type** of **setDistributedTables()** is changed from **number** to **DistributedType**.
+
+**Key API/Component Changes**
+
+Before change:
+
+ ```ts
+setDistributedTables(tables: Array<string>, type: number, config: DistributedConfig, callback: AsyncCallback<void>): void;
+setDistributedTables(tables: Array<string>, type?: number, config?: DistributedConfig): Promise<void>;
+ ```
+
+After change:
+
+ ```ts
+setDistributedTables(tables: Array<string>, type: DistributedType, config: DistributedConfig, callback: AsyncCallback<void>): void;
+setDistributedTables(tables: Array<string>, type?: DistributedType, config?: DistributedConfig): Promise<void>;
+ ```