fix: Add explicit ON DELETE CASCADE for dashboard_roles (apache#25320)

superset/migrations/versions/2023-08-09_14-17_8ace289026f3_add_on_delete_cascade_for_dashboard_slices.py

@@ -14,7 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-"""add on delete cascade for dashboard slices
+"""add on delete cascade for dashboard_slices
 
 Revision ID: 8ace289026f3
 Revises: 2e826adca42c

superset/migrations/versions/2023-08-09_15-39_4448fa6deeb1__dd_on_delete_cascade_for_embedded_dashboards.py.py

@@ -14,7 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-"""add on delete cascade for embedded dashboards
+"""add on delete cascade for embedded_dashboards
 
 Revision ID: 4448fa6deeb1
 Revises: 8ace289026f3

superset/migrations/versions/2023-09-15_12-58_4b85906e5b91_add_on_delete_cascade_for_dashboard_roles.py

@@ -0,0 +1,55 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+"""add on delete cascade for dashboard_roles
+
+Revision ID: 4b85906e5b91
+Revises: 317970b4400c
+Create Date: 2023-09-15 12:58:26.772759
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = "4b85906e5b91"
+down_revision = "317970b4400c"
+
+
+from superset.migrations.shared.constraints import ForeignKey, redefine
+
+foreign_keys = [
+    ForeignKey(
+        table="dashboard_roles",
+        referent_table="dashboards",
+        local_cols=["dashboard_id"],
+        remote_cols=["id"],
+    ),
+    ForeignKey(
+        table="dashboard_roles",
+        referent_table="ab_role",
+        local_cols=["role_id"],
+        remote_cols=["id"],
+    ),
+]
+
+
+def upgrade():
+    for foreign_key in foreign_keys:
+        redefine(foreign_key, on_delete="CASCADE")
+
+
+def downgrade():
+    for foreign_key in foreign_keys:
+        redefine(foreign_key)

superset/models/dashboard.py

@@ -127,8 +127,20 @@ def copy_dashboard(_mapper: Mapper, connection: Connection, target: Dashboard) -
     "dashboard_roles",
     metadata,
     Column("id", Integer, primary_key=True),
-    Column("dashboard_id", Integer, ForeignKey("dashboards.id"), nullable=False),
-    Column("role_id", Integer, ForeignKey("ab_role.id"), nullable=False),
+    Column(
+        "dashboard_id",
+        Integer,
+        ForeignKey("dashboards.id"),
+        nullable=False,
+        on_delete="CASCADE",
+    ),
+    Column(
+        "role_id",
+        Integer,
+        ForeignKey("ab_role.id"),
+        nullable=False,
+        on_delete="CASCADE",
+    ),
 )