rpc正常使用版本备份

src/Core/backendInterface.cpp

@@ -25,6 +25,9 @@ public:
     ~Backend() {
         delete _detProcess;
     }
+    SQLiteDB* getDatabase() {
+        return _detProcess->dataBase;
+    }
 private:
     bool initOnce = false;
     detProcess* _detProcess;