 defmodule Ecto.Mnesia.Storage.Migrator do
+  @moduledoc """
+  Migrations support for Mnesia adapter.
+  """
   alias Ecto.Mnesia.Table
   alias :mnesia, as: Mnesia
 

    |> Enum.filter(&(&1 != field))
  end

  defp alter_fn(record, fields_before, fields_after) do
    record
  end


  end

  defp do_create_table(table, attributes) do
    # TODO: read nodes from config
    case Mnesia.create_table(table, [attributes: attributes, disc_copies: [Kernel.node()]]) do
      {:atomic, :ok} ->
        Mnesia.wait_for_tables([table], 1_000)
