debian-mirror-gitlab/db/migrate/20200731201834_add_foreign_key_to_user_on_experiment_users.rb
2020-10-24 23:57:45 +05:30

21 lines
559 B
Ruby

# frozen_string_literal: true
class AddForeignKeyToUserOnExperimentUsers < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
def up
with_lock_retries do
# There is no need to use add_concurrent_foreign_key since it's an empty table
add_foreign_key :experiment_users, :users, column: :user_id, on_delete: :cascade # rubocop:disable Migration/AddConcurrentForeignKey
end
end
def down
with_lock_retries do
remove_foreign_key :experiment_users, column: :user_id
end
end
end