diff --git a/frameworks/libs/distributeddb/syncer/src/single_ver_sync_target.cpp b/frameworks/libs/distributeddb/syncer/src/single_ver_sync_target.cpp
index 1a03df1bd49923dea3aaf38dfa58b70c1c4a9097..b471ae705d813ca7c685d7295c3572adcf8f75b1 100644
--- a/frameworks/libs/distributeddb/syncer/src/single_ver_sync_target.cpp
+++ b/frameworks/libs/distributeddb/syncer/src/single_ver_sync_target.cpp
@@ -35,7 +35,7 @@ void SingleVerSyncTarget::SetSyncOperation(SyncOperation *operation)
 {
     SyncTarget::SetSyncOperation(operation);
     if ((operation != nullptr) && !operation->IsKilled()) {
-        operation->GetQuery(query_);
+        query_ = operation->GetQuery();
         isQuerySync_ = operation->IsQuerySync();
     }
 }
diff --git a/frameworks/libs/distributeddb/syncer/src/sync_operation.cpp b/frameworks/libs/distributeddb/syncer/src/sync_operation.cpp
index 812c39c951a7e221c4e0daeecc66d4e6a2731350..f31faa4c891426f6ff822cc99910853a046cf8c1 100644
--- a/frameworks/libs/distributeddb/syncer/src/sync_operation.cpp
+++ b/frameworks/libs/distributeddb/syncer/src/sync_operation.cpp
@@ -241,10 +241,10 @@ void SyncOperation::SetQuery(const QuerySyncObject &query)
     }
 }
 
-void SyncOperation::GetQuery(QuerySyncObject &targetObject) const
+QuerySyncObject SyncOperation::GetQuery() const
 {
     std::lock_guard<std::mutex> lock(queryMutex_);
-    targetObject = query_;
+    return query_;
 }
 
 bool SyncOperation::IsQuerySync() const
diff --git a/frameworks/libs/distributeddb/syncer/src/sync_operation.h b/frameworks/libs/distributeddb/syncer/src/sync_operation.h
index d1542e89991f97127e686fe135fd2c0337add131..fa2ea12c4bab35e6a4bd0c57b29e18afd76a6595 100644
--- a/frameworks/libs/distributeddb/syncer/src/sync_operation.h
+++ b/frameworks/libs/distributeddb/syncer/src/sync_operation.h
@@ -121,7 +121,7 @@ public:
 
     // For query sync
     void SetQuery(const QuerySyncObject &query);
-    void GetQuery(QuerySyncObject &targetObject) const;
+    QuerySyncObject GetQuery() const;
     bool IsQuerySync() const;
     std::string GetQueryId() const;
     static SyncType GetSyncType(int mode);