mobilizon/priv/repo/migrations/20191204164224_delete_event_cascade_to_comments.exs

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defmodule Mobilizon.Storage.Repo.Migrations.DeleteEventCascadeToComments do
use Ecto.Migration
def up do
drop_if_exists(constraint(:comments, "comments_event_id_fkey"))
alter table(:comments) do
modify(:event_id, references(:events, on_delete: :delete_all))
end
end
def down do
drop_if_exists(constraint(:comments, "comments_event_id_fkey"))
alter table(:comments) do
modify(:event_id, references(:events, on_delete: :nothing))
end
end
end