Increase efficiency of Registry updates (feast-dev#1698)

* Modify Registry to allow for delayed persistence of changes

Signed-off-by: Felix Wang <wangfelix98@gmail.com>

* Increase efficiency of Registry updates

Signed-off-by: Felix Wang <wangfelix98@gmail.com>

* Registry tests

Signed-off-by: Felix Wang <wangfelix98@gmail.com>

* Change copyright date

Signed-off-by: Felix Wang <wangfelix98@gmail.com>
Signed-off-by: CS <2498638+charliec443@users.noreply.github.com>

Author: felixwang9817

sdk/python/feast/feature_store.py

@@ -218,7 +218,6 @@ def apply(
         """
 
         # TODO: Add locking
-        # TODO: Optimize by only making a single call (read/write)
 
         if isinstance(objects, Entity) or isinstance(objects, FeatureView):
             objects = [objects]
@@ -243,9 +242,10 @@ def apply(
             raise ValueError("Unknown object type provided as part of apply() call")
 
         for view in views_to_update:
-            self._registry.apply_feature_view(view, project=self.project)
+            self._registry.apply_feature_view(view, project=self.project, commit=False)
         for ent in entities_to_update:
-            self._registry.apply_entity(ent, project=self.project)
+            self._registry.apply_entity(ent, project=self.project, commit=False)
+        self._registry.commit()
 
         self._get_provider().update_infra(
             project=self.project,