diff --git a/datamgr_service/services/distributeddataservice/framework/cloud/schema_meta.cpp b/datamgr_service/services/distributeddataservice/framework/cloud/schema_meta.cpp
index d54543613e739a653e2c316a7261c8af6776a758..0188a94b691496eeb2510f83f102011e6658b821 100644
--- a/datamgr_service/services/distributeddataservice/framework/cloud/schema_meta.cpp
+++ b/datamgr_service/services/distributeddataservice/framework/cloud/schema_meta.cpp
@@ -18,6 +18,7 @@ namespace OHOS::DistributedData {
 bool SchemaMeta::Marshal(Serializable::json &node) const
 {
     SetValue(node[GET_NAME(version)], version);
+    SetValue(node[GET_NAME(bundleName)], bundleName);
     SetValue(node[GET_NAME(databases)], databases);
     return true;
 }
@@ -25,6 +26,7 @@ bool SchemaMeta::Marshal(Serializable::json &node) const
 bool SchemaMeta::Unmarshal(const Serializable::json &node)
 {
     GetValue(node, GET_NAME(version), version);
+    GetValue(node, GET_NAME(bundleName), bundleName);
     GetValue(node, GET_NAME(databases), databases);
     return true;
 }
diff --git a/datamgr_service/services/distributeddataservice/framework/include/cloud/schema_meta.h b/datamgr_service/services/distributeddataservice/framework/include/cloud/schema_meta.h
index d2064961e61f75bbfc85a7ed5d7fc61035702ef2..b05c6916e79797451db80b7b95a6e068cdcb71c5 100644
--- a/datamgr_service/services/distributeddataservice/framework/include/cloud/schema_meta.h
+++ b/datamgr_service/services/distributeddataservice/framework/include/cloud/schema_meta.h
@@ -55,6 +55,7 @@ public:
     static constexpr const char *MODIFY_FIELD = "#_modifyTime";
     static constexpr const char *CURSOR_FIELD = "#_cursor";
     int32_t version = 0;
+    std::string bundleName = "";
     std::vector<Database> databases;
 
     bool Marshal(json &node) const override;
diff --git a/datamgr_service/services/distributeddataservice/service/cloud/cloud_service_impl.cpp b/datamgr_service/services/distributeddataservice/service/cloud/cloud_service_impl.cpp
index 265d1afae42e6ad0310c454afc4501f20c4456e2..eccac1597b1511ad7237dec409da22913d4dcdee 100644
--- a/datamgr_service/services/distributeddataservice/service/cloud/cloud_service_impl.cpp
+++ b/datamgr_service/services/distributeddataservice/service/cloud/cloud_service_impl.cpp
@@ -241,6 +241,10 @@ int32_t CloudServiceImpl::GetCloudInfoFromServer(CloudInfo &cloudInfo)
         return NOT_SUPPORT;
     }
     cloudInfo = instance->GetServerInfo(cloudInfo.user);
+    if (!cloudInfo.IsValid()) {
+        ZLOGE("cloud is empty, user%{public}d", cloudInfo.user);
+        return ERROR;
+    }
     return SUCCESS;
 }
 
diff --git a/kv_store/frameworks/libs/distributeddb/interfaces/include/store_types.h b/kv_store/frameworks/libs/distributeddb/interfaces/include/store_types.h
index fa6652193a82c376d177e79574ce378113ba9427..d4b3678c0dc28e61045331b3842be3dbf284770e 100644
--- a/kv_store/frameworks/libs/distributeddb/interfaces/include/store_types.h
+++ b/kv_store/frameworks/libs/distributeddb/interfaces/include/store_types.h
@@ -112,6 +112,9 @@ enum SyncMode {
     SYNC_MODE_PUSH_ONLY,
     SYNC_MODE_PULL_ONLY,
     SYNC_MODE_PUSH_PULL,
+    SYNC_MODE_CLOUD_MERGE = 4,
+    SYNC_MODE_CLOUD_FORCE_PUSH,
+    SYNC_MODE_CLOUD_FORCE_PULL,
 };
 
 enum ConflictResolvePolicy {