gitlab-org--gitlab-foss/db/migrate/20170305203726_add_owner_id...

class AddOwnerIdForeignKey < ActiveRecord::Migration[4.2]
  include Gitlab::Database::MigrationHelpers

  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_foreign_key :ci_triggers, :users, column: :owner_id, on_delete: :cascade
  end

  def down
    remove_foreign_key :ci_triggers, column: :owner_id
  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 AddOwnerIdForeignKey < ActiveRecord::Migration[4.2]`
Move foreign key to separate migration 2017-03-05 20:40:59 +00:00			`include Gitlab::Database::MigrationHelpers`

			`DOWNTIME = false`

			`disable_ddl_transaction!`

Fixing two migrations that could not be rolled back when rolling back from 9-0-stable to 8.17.3 2017-03-15 02:06:54 +00:00			`def up`
Move foreign key to separate migration 2017-03-05 20:40:59 +00:00			`add_concurrent_foreign_key :ci_triggers, :users, column: :owner_id, on_delete: :cascade`
			`end`
Fixing two migrations that could not be rolled back when rolling back from 9-0-stable to 8.17.3 2017-03-15 02:06:54 +00:00
			`def down`
			`remove_foreign_key :ci_triggers, column: :owner_id`
			`end`
Move foreign key to separate migration 2017-03-05 20:40:59 +00:00			`end`