discourse/db/migrate/20120425145456_add_display_...

# frozen_string_literal: true

class AddDisplayUsernameToUsers < ActiveRecord::Migration[4.2]
  def up
    add_column :users, :display_username, :string
    execute "UPDATE users SET display_username = username"
    execute "UPDATE users SET username = REPLACE(username, ' ', '')"
    add_index :users, :username, unique: true
  end

  def down
    remove_index :users, :username
    execute "UPDATE users SET username = display_username"
    remove_column :users, :display_username
  end

end
DEV: enable frozen string literal on all files This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging 2019-05-02 18:17:27 -04:00			`# frozen_string_literal: true`

Fix all the errors to get our tests green on Rails 5.1. 2017-08-31 00:06:56 -04:00			`class AddDisplayUsernameToUsers < ActiveRecord::Migration[4.2]`
Initial release of Discourse 2013-02-05 14:16:51 -05:00			`def up`
			`add_column :users, :display_username, :string`
			`execute "UPDATE users SET display_username = username"`
			`execute "UPDATE users SET username = REPLACE(username, ' ', '')"`
Update migrations to be compatible with Rails 4 2013-07-03 15:07:13 -04:00			`add_index :users, :username, unique: true`
Initial release of Discourse 2013-02-05 14:16:51 -05:00			`end`

			`def down`
			`remove_index :users, :username`
			`execute "UPDATE users SET username = display_username"`
			`remove_column :users, :display_username`
			`end`

			`end`