gitlab-org--gitlab-foss/db/migrate/20151221234414_add_tfa_additional_fields.rb

class AddTfaAdditionalFields < ActiveRecord::Migration[4.2]
  def change
    change_table :users do |t|
      t.datetime :otp_grace_period_started_at, null: true
    end
  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 02:27:31 -05:00			`class AddTfaAdditionalFields < ActiveRecord::Migration[4.2]`
Grace period support for TFA 2015-12-23 21:02:52 -05:00			`def change`
			`change_table :users do \|t\|`
			`t.datetime :otp_grace_period_started_at, null: true`
			`end`
			`end`
			`end`