added notification constraints

1 files changed, 23 insertions, 0 deletions

diff --git a/priv/repo/migrations/20200914105800_add_notification_constraints.exs b/priv/repo/migrations/20200914105800_add_notification_constraints.exs
new file mode 100644
index 000000000..a65c35fd0
--- /dev/null
+++ b/priv/repo/migrations/20200914105800_add_notification_constraints.exs
@@ -0,0 +1,23 @@
+defmodule Pleroma.Repo.Migrations.AddNotificationConstraints do
+  use Ecto.Migration
+
+  def up do
+    drop(constraint(:notifications, "notifications_activity_id_fkey"))
+
+    alter table(:notifications) do
+      modify(:activity_id, references(:activities, type: :uuid, on_delete: :delete_all),
+        null: false
+      )
+    end
+  end
+
+  def down do
+    drop(constraint(:notifications, "notifications_activity_id_fkey"))
+
+    alter table(:notifications) do
+      modify(:activity_id, references(:activities, type: :uuid, on_delete: :delete_all),
+        null: true
+      )
+    end
+  end
+end