# frozen_string_literal: true

class AddFkComplianceViolationsMergeRequest < Gitlab::Database::Migration[1.0]
  disable_ddl_transaction!

  def up
    add_concurrent_foreign_key :merge_requests_compliance_violations,
                               :merge_requests,
                               column: :merge_request_id,
                               on_delete: :cascade
  end

  def down
    with_lock_retries do
      remove_foreign_key :merge_requests_compliance_violations, column: :merge_request_id
    end
  end
end