# frozen_string_literal: true class RemoveProjectsCiProjectMonthlyUsagesProjectIdFk < Gitlab::Database::Migration[1.0] disable_ddl_transaction! def up return unless foreign_key_exists?(:ci_project_monthly_usages, :projects, name: "fk_rails_508bcd4aa6") with_lock_retries do execute('LOCK projects, ci_project_monthly_usages IN ACCESS EXCLUSIVE MODE') if transaction_open? remove_foreign_key_if_exists(:ci_project_monthly_usages, :projects, name: "fk_rails_508bcd4aa6") end end def down add_concurrent_foreign_key(:ci_project_monthly_usages, :projects, name: "fk_rails_508bcd4aa6", column: :project_id, target_column: :id, on_delete: :cascade) end end