public object UpdateFacts(RuleSetInfo ruleSetInfo,
                                  RuleEngine engine, object factsHandleIn)
        {
            object factsHandleOut;

            if (factsHandleIn == null)
            {
                SqlConnection  SQLConn   = new SqlConnection("Initial Catalog=Northwind;Data Source=WIN-LUNNMMJQUVE;Integrated Security=SSPI;");
                DataConnection RulesConn = new DataConnection("Northwind", "Customers", SQLConn);
                engine.Assert(RulesConn);
                factsHandleOut = RulesConn;
            }
            else
            {
                factsHandleOut = factsHandleIn;
            }

            return(factsHandleOut);
        }