gitlab-org--gitlab-foss/db/migrate/20161031171301_add_project_id_to_subscriptions.rb
Jan Provaznik 0fc9f9d3e7 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
2018-11-22 13:18:28 +01:00

15 lines
467 B
Ruby

class AddProjectIdToSubscriptions < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
def up
add_column :subscriptions, :project_id, :integer
add_foreign_key :subscriptions, :projects, column: :project_id, on_delete: :cascade # rubocop: disable Migration/AddConcurrentForeignKey
end
def down
remove_foreign_key :subscriptions, column: :project_id
remove_column :subscriptions, :project_id
end
end