defmodule SendIt.Repo.Migrations.CreateContactsMessages do
  use Ecto.Migration

  def change do
    create table(:contacts_messages, primary_key: false) do
      add :contact_id, references(:contacts, on_delete: :delete_all)
      add :message_id, references(:messages, on_delete: :delete_all)
    end

    create unique_index(:contacts_messages, [:contact_id, :message_id])
  end
end