public class AccountHoldingStatementData : ReportData
    {
        [DataObjectMethod(DataObjectMethodType.Select, true)]
        public List<InvestorHoldingSummary> GetAccountHoldingStatementData(int?   batchID       = null, int? productID = null, int? fundID = null,
                                                                           int?   classID       = null,
                                                                           int?   userID        = null, int?      investorID = null, string    accountNo = null,
                                                                           string transactionNo = null, DateTime? fromDate   = null, DateTime? toDate    = null,
                                                                           string sqlConnStr    = null) {
            try {
                // Init Common Request Params object
                ReportRequestParams reqParams = new ReportRequestParams {
                    InvestorID    = investorID,
                    ClassID       = classID,
                    TransactionNo = transactionNo,
                    FromDate      = fromDate,
                    ToDate        = toDate,
                    AccountNo     = accountNo,
                    ProductID     = productID,
                    UserID        = userID,
                    FundID        = fundID,
                    BatchID       = batchID,
                    Mapper = new MapperConfiguration(cfg => {
                                                         cfg.CreateMap<ReportRequestParams, InvestorHoldingSummaryParameter>()
                                                            .ForMember(destination => destination.effectiveDateFrom,
                                                                       opts => opts.MapFrom(source => source.FromDate))
                                                            .ForMember(destination => destination.effectiveDateTo, opts => opts.MapFrom(source => source.ToDate))
                                                            .ForMember(destination => destination.accountNumber,
                                                                       opts => opts.MapFrom(source => source.AccountNo));
                                                     }).CreateMapper()
                };


                // Set Db Connection Str Dynamically
                SetDbConnStr(sqlConnStr);

                // Map to SPROC input params
                InvestorHoldingSummaryParameter rptParams = reqParams.To<InvestorHoldingSummaryParameter>(reqParams.Mapper);

                // Query & Return Data
                return RunQuery(() => Query.InvestorHoldingSummary(rptParams)).Result;
            }
            catch (Exception ex) {
                Debug.WriteLine(ex);
                throw;
            }
        }
    }