diff --git a/redash/handlers/alerts.py b/redash/handlers/alerts.py
index 34c7826c..e6712dba 100644
--- a/redash/handlers/alerts.py
+++ b/redash/handlers/alerts.py
@@ -21,6 +21,7 @@ class AlertResource(BaseResource):
         require_admin_or_owner(alert.user.id)
 
         self.update_model(alert, params)
+        models.db.session.commit()
 
         self.record_event({
             'action': 'edit',
@@ -57,6 +58,8 @@ class AlertListResource(BaseResource):
 
         models.db.session.add(alert)
         models.db.session.flush()
+        models.db.session.commit()
+
         self.record_event({
             'action': 'create',
             'timestamp': int(time.time()),
@@ -64,9 +67,7 @@ class AlertListResource(BaseResource):
             'object_type': 'alert'
         })
 
-        a = alert.to_dict()
-        models.db.session.commit()
-        return a
+        return alert.to_dict()
 
     @require_permission('list_alerts')
     def get(self):
@@ -87,6 +88,8 @@ class AlertSubscriptionListResource(BaseResource):
 
         subscription = models.AlertSubscription(**kwargs)
         models.db.session.add(subscription)
+        models.db.session.commit()
+
         self.record_event({
             'action': 'subscribe',
             'timestamp': int(time.time()),
@@ -96,7 +99,6 @@ class AlertSubscriptionListResource(BaseResource):
         })
 
         d = subscription.to_dict()
-        models.db.session.commit()
         return d
 
     def get(self, alert_id):
@@ -113,10 +115,11 @@ class AlertSubscriptionResource(BaseResource):
         subscription = models.AlertSubscription.query.get_or_404(subscriber_id)
         require_admin_or_owner(subscription.user.id)
         models.db.session.delete(subscription)
+        models.db.session.commit()
+
         self.record_event({
             'action': 'unsubscribe',
             'timestamp': int(time.time()),
             'object_id': alert_id,
             'object_type': 'alert'
         })
-        models.db.session.commit()
diff --git a/redash/handlers/dashboards.py b/redash/handlers/dashboards.py
index 5f90d23a..e29b81a7 100644
--- a/redash/handlers/dashboards.py
+++ b/redash/handlers/dashboards.py
@@ -66,7 +66,6 @@ class DashboardResource(BaseResource):
 
         require_object_modify_permission(dashboard, self.current_user)
 
-
         updates = project(dashboard_properties, ('name', 'layout', 'version',
                                                  'is_draft'))
 
@@ -116,6 +115,8 @@ class DashboardShareResource(BaseResource):
         require_admin_or_owner(dashboard.user_id)
         api_key = models.ApiKey.create_for_object(dashboard, self.current_user)
         models.db.session.flush()
+        models.db.session.commit()
+
         public_url = url_for('redash.public_dashboard', token=api_key.api_key, org_slug=self.current_org.slug, _external=True)
 
         self.record_event({
@@ -134,10 +135,10 @@ class DashboardShareResource(BaseResource):
         if api_key:
             api_key.active = False
             models.db.session.add(api_key)
+            models.db.session.commit()
 
         self.record_event({
             'action': 'deactivate_api_key',
             'object_id': dashboard.id,
             'object_type': 'dashboard',
         })
-        models.db.session.commit()
diff --git a/redash/handlers/data_sources.py b/redash/handlers/data_sources.py
index d4020a50..ebf19d9f 100644
--- a/redash/handlers/data_sources.py
+++ b/redash/handlers/data_sources.py
@@ -127,30 +127,24 @@ class DataSourcePauseResource(BaseResource):
             reason = request.args.get('reason')
 
         data_source.pause(reason)
-        models.db.session.add(data_source)
-        models.db.session.commit()
 
         self.record_event({
             'action': 'pause',
             'object_id': data_source.id,
             'object_type': 'datasource'
         })
-
         return data_source.to_dict()
 
     @require_admin
     def delete(self, data_source_id):
         data_source = get_object_or_404(models.DataSource.get_by_id_and_org, data_source_id, self.current_org)
         data_source.resume()
-        models.db.session.add(data_source)
-        models.db.session.commit()
 
         self.record_event({
             'action': 'resume',
             'object_id': data_source.id,
             'object_type': 'datasource'
         })
-
         return data_source.to_dict()
 
 
diff --git a/redash/handlers/destinations.py b/redash/handlers/destinations.py
index 6213626b..aac05637 100644
--- a/redash/handlers/destinations.py
+++ b/redash/handlers/destinations.py
@@ -32,14 +32,14 @@ class DestinationResource(BaseResource):
         try:
             destination.options.set_schema(schema)
             destination.options.update(req['options'])
+            models.db.session.add(destination)
+            models.db.session.commit()
         except ValidationError:
             abort(400)
 
         destination.type = req['type']
         destination.name = req['name']
 
-        models.db.session.add(destination)
-
         return destination.to_dict(all=True)
 
     @require_admin
@@ -88,5 +88,5 @@ class DestinationListResource(BaseResource):
                                                      user=self.current_user)
 
         models.db.session.add(destination)
-
+        models.db.session.commit()
         return destination.to_dict(all=True)
diff --git a/redash/handlers/embed.py b/redash/handlers/embed.py
index 47731b97..db877868 100644
--- a/redash/handlers/embed.py
+++ b/redash/handlers/embed.py
@@ -57,6 +57,7 @@ def run_query_sync(data_source, parameter_values, query_text, max_age=0):
                                                                                   query_hash, query_text, data,
                                                                                   run_time, utils.utcnow())
 
+            models.db.session.commit()
         return data
     except Exception, e:
         if max_age > 0:
@@ -79,6 +80,7 @@ def embed(query_id, visualization_id, org_slug=None):
     })
 
     full_path = safe_join(settings.STATIC_ASSETS_PATHS[-2], 'index.html')
+    models.db.session.commit()
     return send_file(full_path, **dict(cache_timeout=0, conditional=True))
 
 
@@ -94,6 +96,6 @@ def public_dashboard(token, org_slug=None):
     #     'headless': 'embed' in request.args,
     #     'referer': request.headers.get('Referer')
     # })
-
+    # models.db.session.commit()
     full_path = safe_join(settings.STATIC_ASSETS_PATHS[-2], 'index.html')
     return send_file(full_path, **dict(cache_timeout=0, conditional=True))
diff --git a/redash/handlers/events.py b/redash/handlers/events.py
index b9a0862f..83988c1a 100644
--- a/redash/handlers/events.py
+++ b/redash/handlers/events.py
@@ -9,4 +9,3 @@ class EventResource(BaseResource):
         for event in events_list:
             self.record_event(event)
 
-
diff --git a/redash/handlers/groups.py b/redash/handlers/groups.py
index a10435d6..929f7615 100644
--- a/redash/handlers/groups.py
+++ b/redash/handlers/groups.py
@@ -42,6 +42,7 @@ class GroupResource(BaseResource):
             abort(400, message="Can't modify built-in groups.")
 
         group.name = request.json['name']
+        models.db.session.commit()
 
         self.record_event({
             'action': 'edit',
@@ -77,7 +78,6 @@ class GroupMemberListResource(BaseResource):
         user = models.User.get_by_id_and_org(user_id, self.current_org)
         group = models.Group.get_by_id_and_org(group_id, self.current_org)
         user.group_ids.append(group.id)
-
         models.db.session.commit()
 
         self.record_event({
@@ -87,7 +87,6 @@ class GroupMemberListResource(BaseResource):
             'object_type': 'group',
             'member_id': user.id
         })
-
         return user.to_dict()
 
     @require_permission('list_users')
@@ -104,7 +103,6 @@ class GroupMemberResource(BaseResource):
     def delete(self, group_id, user_id):
         user = models.User.get_by_id_and_org(user_id, self.current_org)
         user.group_ids.remove(int(group_id))
-
         models.db.session.commit()
 
         self.record_event({
@@ -130,7 +128,6 @@ class GroupDataSourceListResource(BaseResource):
         group = models.Group.get_by_id_and_org(group_id, self.current_org)
 
         data_source_group = data_source.add_group(group)
-
         models.db.session.commit()
 
         self.record_event({
@@ -164,7 +161,6 @@ class GroupDataSourceResource(BaseResource):
         view_only = request.json['view_only']
 
         data_source_group = data_source.update_group_permission(group, view_only)
-
         models.db.session.commit()
 
         self.record_event({
@@ -184,6 +180,7 @@ class GroupDataSourceResource(BaseResource):
         group = models.Group.get_by_id_and_org(group_id, self.current_org)
 
         data_source.remove_group(group)
+        models.db.session.commit()
 
         self.record_event({
             'action': 'remove_data_source',
diff --git a/redash/handlers/permissions.py b/redash/handlers/permissions.py
index d2744622..142946b6 100644
--- a/redash/handlers/permissions.py
+++ b/redash/handlers/permissions.py
@@ -55,13 +55,14 @@ class ObjectPermissionsListResource(BaseResource):
             abort(400, message='User not found.')
 
         permission = AccessPermission.grant(obj, access_type, grantee, self.current_user)
+        db.session.commit()
 
         self.record_event({
             'action': 'grant_permission',
             'object_id': object_id,
             'object_type': object_type,
+            'grantee': grantee.id,
             'access_type': access_type,
-            'grantee': grantee.id
         })
 
         return permission.to_dict()
@@ -80,7 +81,9 @@ class ObjectPermissionsListResource(BaseResource):
         grantee = User.query.get(req['user_id'])
         if grantee is None:
             abort(400, message='User not found.')
+
         AccessPermission.revoke(obj, grantee, access_type)
+        db.session.commit()
 
         self.record_event({
             'action': 'revoke_permission',
@@ -89,7 +92,6 @@ class ObjectPermissionsListResource(BaseResource):
             'access_type': access_type,
             'grantee_id': grantee_id
         })
-        db.session.commit()
 
 
 class CheckPermissionResource(BaseResource):
diff --git a/redash/handlers/queries.py b/redash/handlers/queries.py
index 426a4602..69410273 100644
--- a/redash/handlers/queries.py
+++ b/redash/handlers/queries.py
@@ -121,8 +121,7 @@ class QueryResource(BaseResource):
         except StaleDataError:
             abort(409)
 
-        result = query.to_dict(with_visualizations=True)
-        return result
+        return query.to_dict(with_visualizations=True)
 
     @require_permission('view_query')
     def get(self, query_id):
@@ -138,6 +137,7 @@ class QueryResource(BaseResource):
         query = get_object_or_404(models.Query.get_by_id_and_org, query_id, self.current_org)
         require_admin_or_owner(query.user_id)
         query.archive(self.current_user)
+        models.db.session.commit()
 
 
 class QueryForkResource(BaseResource):
@@ -145,6 +145,7 @@ class QueryForkResource(BaseResource):
     def post(self, query_id):
         query = get_object_or_404(models.Query.get_by_id_and_org, query_id, self.current_org)
         forked_query = query.fork(self.current_user)
+        models.db.session.commit()
         return forked_query.to_dict(with_visualizations=True)
 
 
diff --git a/redash/handlers/query_results.py b/redash/handlers/query_results.py
index 015dc240..d7ca759d 100644
--- a/redash/handlers/query_results.py
+++ b/redash/handlers/query_results.py
@@ -71,7 +71,6 @@ class QueryResultListResource(BaseResource):
             'object_type': 'data_source',
             'query': query
         })
-
         return run_query(data_source, parameter_values, query, query_id, max_age)
 
 
diff --git a/redash/handlers/query_snippets.py b/redash/handlers/query_snippets.py
index 1ab9f0fd..fc748657 100644
--- a/redash/handlers/query_snippets.py
+++ b/redash/handlers/query_snippets.py
@@ -21,13 +21,13 @@ class QuerySnippetResource(BaseResource):
         require_admin_or_owner(snippet.user.id)
 
         self.update_model(snippet, params)
+        models.db.session.commit()
 
         self.record_event({
             'action': 'edit',
             'object_id': snippet.id,
             'object_type': 'query_snippet'
         })
-        models.db.session.commit()
         return snippet.to_dict()
 
     def delete(self, snippet_id):
@@ -58,13 +58,14 @@ class QuerySnippetListResource(BaseResource):
         )
 
         models.db.session.add(snippet)
+        models.db.session.commit()
 
         self.record_event({
             'action': 'create',
             'object_id': snippet.id,
             'object_type': 'query_snippet'
         })
-        models.db.session.commit()
+
         return snippet.to_dict()
 
     def get(self):
diff --git a/redash/handlers/users.py b/redash/handlers/users.py
index d25b6cd8..06ed23f7 100644
--- a/redash/handlers/users.py
+++ b/redash/handlers/users.py
@@ -110,7 +110,7 @@ class UserResource(BaseResource):
 
         try:
             self.update_model(user, params)
-        # TODO: this won't be triggered at this point. Need to call db.session.commit?
+            models.db.session.commit()
         except IntegrityError as e:
             if "email" in e.message:
                 message = "Email already taken."
diff --git a/redash/handlers/widgets.py b/redash/handlers/widgets.py
index 06d334a8..545c0039 100644
--- a/redash/handlers/widgets.py
+++ b/redash/handlers/widgets.py
@@ -49,7 +49,7 @@ class WidgetListResource(BaseResource):
 
         widget.dashboard.layout = json.dumps(layout)
         models.db.session.add(widget.dashboard)
-
+        models.db.session.commit()
         return {'widget': widget.to_dict(), 'layout': layout, 'new_row': new_row, 'version': dashboard.version}
 
 
@@ -61,14 +61,13 @@ class WidgetResource(BaseResource):
         require_object_modify_permission(widget.dashboard, self.current_user)
         widget_properties = request.get_json(force=True)
         widget.text = widget_properties['text']
-
+        models.db.session.commit()
         return widget.to_dict()
 
     @require_permission('edit_dashboard')
     def delete(self, widget_id):
         widget = models.Widget.get_by_id_and_org(widget_id, self.current_org)
         require_object_modify_permission(widget.dashboard, self.current_user)
-
         widget.delete()
-
+        models.db.session.commit()
         return {'layout': widget.dashboard.layout, 'version': widget.dashboard.version}
diff --git a/redash/tasks/general.py b/redash/tasks/general.py
index a2af50e1..6ee35f54 100644
--- a/redash/tasks/general.py
+++ b/redash/tasks/general.py
@@ -13,6 +13,7 @@ logger = get_task_logger(__name__)
 def record_event(event):
     original_event = event.copy()
     models.Event.record(event)
+    models.db.session.commit()
     for hook in settings.EVENT_REPORTING_WEBHOOKS:
         logger.debug("Forwarding event to: %s", hook)
         try: