class BackfillUserCreationAddress < ActiveRecord::Migration[7.1]
  class User < ApplicationRecord
  end

  def up
    User
      .where(:creation_address => nil)
      .where.not(:creation_ip => nil)
      .in_batches(:of => 1000)
      .update_all("creation_address = creation_ip::inet")
  end

  def down; end
end