diff --git a/superset/models/core.py b/superset/models/core.py
index f1c1e6bbdd102..512adfebc6889 100755
--- a/superset/models/core.py
+++ b/superset/models/core.py
@@ -603,6 +603,7 @@ def db_engine_spec(self) -> Type[db_engine_specs.BaseEngineSpec]:
         return self.get_db_engine_spec(url)
 
     @classmethod
+    @memoized
     def get_db_engine_spec(cls, url: URL) -> Type[db_engine_specs.BaseEngineSpec]:
         backend = url.get_backend_name()
         try: