lib/generators/templates/rpush_2_1_0_updates.rb
class Rpush210Updates < ActiveRecord::Migration[5.0]
def self.up
add_column :rpush_notifications, :url_args, :text, null: true
add_column :rpush_notifications, :category, :string, null: true
end
def self.down
remove_column :rpush_notifications, :url_args
remove_column :rpush_notifications, :category
end
end