use Ecto.Schema
alias Pleroma.Activity
+ alias Pleroma.ActivityExpiration
alias Pleroma.Bookmark
alias Pleroma.Notification
alias Pleroma.Object
# typical case.
has_one(:object, Object, on_delete: :nothing, foreign_key: :id)
+ has_one(:expiration, ActivityExpiration, on_delete: :delete_all)
+
timestamps()
end