Retrospring/db/migrate/20140801103309_add_screen_n...

class AddScreenNameToUsers < ActiveRecord::Migration[4.2]
  def change
    add_column :users, :screen_name, :string
    add_index :users, :screen_name, unique: true
  end
end
append used Rails version to ActiveRecord::Migration 2020-04-19 09:10:31 -07:00			`class AddScreenNameToUsers < ActiveRecord::Migration[4.2]`
added authentication and everything 2014-08-01 06:27:08 -07:00			`def change`
			`add_column :users, :screen_name, :string`
			`add_index :users, :screen_name, unique: true`
			`end`
			`end`