defmodule MailglassInbound.Migrations.AddPostmarkIngressIdempotency do
  @moduledoc false
  use Ecto.Migration

  def change do
    create unique_index(
             :mailglass_inbound_records,
             [:tenant_id, :provider, :provider_message_id],
             where: "provider_message_id IS NOT NULL",
             name: :mailglass_inbound_records_postmark_idempotency_idx
           )
  end
end