gitlab-org--gitlab-foss/db/migrate/20200423081441_add_foreign_...

19 lines
483 B
Ruby

# frozen_string_literal: true
class AddForeignKeyFromUsersToMetricsUsersStarredDashboars < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_foreign_key :metrics_users_starred_dashboards, :users, column: :user_id, on_delete: :cascade
end
def down
with_lock_retries do
remove_foreign_key_if_exists :metrics_users_starred_dashboards, column: :user_id
end
end
end