gitlab-org--gitlab-foss/db/migrate/20180508055821_make_remote_...

class MakeRemoteMirrorsDisabledByDefault < ActiveRecord::Migration[4.2]
  DOWNTIME = false

  def up
    change_column_default :remote_mirrors, :enabled, false
  end

  def down
    change_column_default :remote_mirrors, :enabled, true
  end
end
Add version 4.2 to all existing migrations DB schema generated by a migration may look different in rails 4 and 5 (because rails 5 may use different default values). For this reason it's important to explicitly set for which rails version a migration was written for. See https://stackoverflow.com/questions/35929869/activerecordmigration-deprecation-warning-asks-for-rails-version-but-im-no/35930912#35930912 2018-11-13 07:27:31 +00:00			`class MakeRemoteMirrorsDisabledByDefault < ActiveRecord::Migration[4.2]`
Add MakeRemoteMirrorsDisabledByDefault DB migration 2018-05-08 06:06:20 +00:00			`DOWNTIME = false`

			`def up`
			`change_column_default :remote_mirrors, :enabled, false`
			`end`

			`def down`
			`change_column_default :remote_mirrors, :enabled, true`
			`end`
			`end`