protected override void FillDataTable(DataTable dt) { BillingUnit summaryUnit = summaryUnits.First(); Compile mCompile = new Compile(); DataTable dtRoomDB = mCompile.CalcCost("Room", string.Empty, "ChargeTypeID", 5, EndPeriod.AddMonths(-1), 0, 0, Compile.AggType.CliAcctType); DataTable dtClientWithCharges = mCompile.GetTable(1); double roomCapCost = mCompile.CapCost; //***************************************************************************** //2008-01-22 The code below is an EXTRA step for calculating the cost of room charge // Right now the strategy is not to change Compile.CalcCost at all and if I want to // add new features that would affect CalcCost, I would rather do it after CalcCost is called. // But future new design is required else the system will get too complicated. //2208-05-15 the reason why we are doing this extra step is to show NAP rooms (as of now, it's DC Test lab and Chem room) //with correct monthly fee on the JE //dtNAPRoomForAllChargeType's columns //CostID //ChargeTypeID //TableNameOrDescript //RoomID //AcctPer //AddVal //RoomCost //effDate //Get all active NAP Rooms with their costs, all chargetypes are returned //This is a temporary table, it's used to derive the really useful table below DataTable dtNAPRoomForAllChargeType = BLL.RoomManager.GetAllNAPRoomsWithCosts(EndPeriod); //filter out the chargetype so that we only have Internal costs with each NAP room DataRow[] drsNAPRoomForInternal = dtNAPRoomForAllChargeType.Select("ChargeTypeID = 5"); //Loop through each room and find out this specified month's apportionment data. foreach (DataRow dr1 in drsNAPRoomForInternal) { DataTable dtApportionData = BLL.RoomApportionDataManager.GetNAPRoomApportionDataByPeriod(StartPeriod, EndPeriod, dr1.Field <int>("RoomID")); foreach (DataRow dr2 in dtApportionData.Rows) { DataRow[] drs = dtRoomDB.Select(string.Format("ClientID = {0} AND AccountID = {1} AND RoomID = {2}", dr2["ClientID"], dr2["AccountID"], dr2["RoomID"])); if (drs.Length == 1) { drs[0].SetField("TotalCalcCost", (dr2.Field <double>("Percentage") * dr1.Field <double>("RoomCost")) / 100); } } } dtRoomDB.Columns.Add("DebitAccount", typeof(string)); dtRoomDB.Columns.Add("CreditAccount", typeof(string)); dtRoomDB.Columns.Add("LineDesc", typeof(string)); dtRoomDB.Columns.Add("TotalAllAccountCost", typeof(double)); //dtRoom - ClientID, AccountID, RoomID, TotalCalCost, TotalEntries, TotalHours // cap costs - capping is per clientorg, thus apportion cappeing across charges // note that this assumes that there is only one org for internal academic!!! object temp; double totalRoomCharges; foreach (DataRow drCWC in dtClientWithCharges.Rows) { temp = dtRoomDB.Compute("SUM(TotalCalcCost)", string.Format("ClientID = {0}", drCWC["ClientID"])); if (temp == null || temp == DBNull.Value) { totalRoomCharges = 0; } else { totalRoomCharges = Convert.ToDouble(temp); } if (totalRoomCharges > roomCapCost) { DataRow[] fdr = dtRoomDB.Select(string.Format("ClientID = {0}", drCWC["ClientID"])); for (int i = 0; i < fdr.Length; i++) { fdr[i].SetField("TotalCalcCost", fdr[i].Field <double>("TotalCalcCost") * roomCapCost / totalRoomCharges); } } } DataTable dtClient = ClientDA.GetAllClient(StartPeriod, EndPeriod); DataTable dtAccount = AccountDA.GetAllInternalAccount(StartPeriod, EndPeriod); DataTable dtClientAccount = ClientDA.GetAllClientAccountWithManagerName(StartPeriod, EndPeriod); //used to find out manager's name //Get the general lab account ID and lab credit account ID GlobalCost gc = GlobalCostDA.GetGlobalCost(); //2008-05-15 very complicated code - trying to figure out the percentage distribution for monthly users, since the "TotalCalcCost" has //been calculated based on percentage in the CalcCost function, so we need to figure out the percentage here again by findind out the total //and divide the individual record's "TotalCalcCost' foreach (DataRow drCWC in dtClientWithCharges.Rows) { DataRow[] fdr = dtRoomDB.Select(string.Format("ClientID = {0} AND RoomID = {1}", drCWC["ClientID"], (int)BLL.LabRoom.CleanRoom)); if (fdr.Length > 1) { //this user has multiple account for the clean room usage, so we have to find out the total of all accounts on this clean room double tempTotal = Convert.ToDouble(dtRoomDB.Compute("SUM(TotalCalcCost)", string.Format("ClientID = {0} AND RoomID = {1}", drCWC["ClientID"], (int)BLL.LabRoom.CleanRoom))); DataRow[] fdrRoom = dtRoomDB.Select(string.Format("ClientID = {0} AND RoomID = {1}", drCWC["ClientID"], (int)BLL.LabRoom.CleanRoom)); for (int i = 0; i < fdrRoom.Length; i++) { fdrRoom[i].SetField("TotalAllAccountCost", tempTotal); //assign the total to each record } } } //2008-08-28 Get Billing Type DataTable dtBillingType = BillingTypeDA.GetAllBillingTypes(); foreach (DataRow dr in dtRoomDB.Rows) { dr["DebitAccount"] = dtAccount.Rows.Find(dr.Field <int>("AccountID"))["Number"]; dr["CreditAccount"] = dtAccount.Rows.Find(gc.LabCreditAccountID)["Number"]; //2007-06-19 financial manager may not be an administrator, but their username must be on JE dr["LineDesc"] = GetLineDesc(dr, dtClient, dtBillingType); //2008-05-15 the code below handles the clean room monthly users - it's special code that we have to get rid of when all //billingtype are all gone int billingTypeId = dr.Field <int>("BillingType"); if (dr.Field <BLL.LabRoom>("RoomID") == BLL.LabRoom.CleanRoom) //6 is clean room { if (BillingTypes.IsMonthlyUserBillingType(billingTypeId)) { if (dr["TotalAllAccountCost"] == DBNull.Value) { //if TotalAllAccountCost is nothing, it means this user has only one account //2008-10-27 but it might also that the user has only one internal account, and he apportion all hours to his external accouts //so we must also check 'TotalHours' to make sure the user has more than 0 hours if (dr.Field <double>("TotalHours") != 0) { dr.SetField("TotalCalcCost", BLL.BillingTypeManager.GetTotalCostByBillingType(billingTypeId, 0, 0, BLL.LabRoom.CleanRoom, 1315)); } } else { double total = dr.Field <double>("TotalAllAccountCost"); dr.SetField("TotalCalcCost", (dr.Field <double>("TotalCalcCost") / total) * BLL.BillingTypeManager.GetTotalCostByBillingType(billingTypeId, 0, 0, BLL.LabRoom.CleanRoom, 1315)); } } } } //****** apply filters ****** //Get the list below so that we can exclude users who spent less than X minutes in lab(Clean or Chem) in this month DataTable dtlistClean = RoomUsageData.GetUserListLessThanXMin(StartPeriod, EndPeriod, int.Parse(ConfigurationManager.AppSettings["CleanRoomMinTimeMinute"]), "CleanRoom"); DataTable dtlistChem = RoomUsageData.GetUserListLessThanXMin(StartPeriod, EndPeriod, int.Parse(ConfigurationManager.AppSettings["ChemRoomMinTimeMinute"]), "ChemRoom"); //For performance issue, we have to calculate something first, since it's used on all rows string depRefNum = string.Empty; double fTotal = 0; string creditAccount = dtAccount.Rows.Find(gc.LabCreditAccountID)["Number"].ToString(); string creditAccountShortCode = dtAccount.Rows.Find(gc.LabCreditAccountID)["ShortCode"].ToString(); //Do not show an item if the charge and xcharge accounts are the 'same' - can only happen for 941975 //Do not show items that are associated with specific accounts - need to allow users to add manually here in future foreach (DataRow sdr in dtRoomDB.Rows) { if (sdr.Field <double>("TotalCalcCost") > 0) { var excludedAccounts = new[] { gc.LabAccountID, 143, 179, 188 }; if (!excludedAccounts.Contains(sdr.Field <int>("AccountID")) && sdr.Field <int>("BillingType") != BillingTypes.Other) { //2006-12-21 get rid of people who stayed in the lab less than 30 minutes in a month string expression = string.Format("ClientID = {0}", sdr["ClientID"]); DataRow[] foundRows; bool flag = false; if (sdr.Field <BLL.LabRoom>("RoomID") == BLL.LabRoom.CleanRoom) //6 = clean room { foundRows = dtlistClean.Select(expression); } else if (sdr.Field <BLL.LabRoom>("RoomID") == BLL.LabRoom.ChemRoom) //25 = chem room { foundRows = dtlistChem.Select(expression); } else //DCLab { foundRows = null; } if (foundRows == null) { flag = true; //add to the SUB } else { if (foundRows.Length == 0) { flag = true; } } if (flag) //if no foundrow, we can add this client to JE { DataRow ndr = dt.NewRow(); DataRow drAccount = dtAccount.Rows.Find(sdr.Field <int>("AccountID")); string debitAccount = drAccount["Number"].ToString(); string shortCode = drAccount["ShortCode"].ToString(); //get manager's name DataRow[] drClientAccount = dtClientAccount.Select(string.Format("AccountID = {0}", sdr["AccountID"])); if (drClientAccount.Length > 0) { depRefNum = drClientAccount[0]["ManagerName"].ToString(); } else { depRefNum = "No Manager Found"; } AccountNumber debitAccountNum = AccountNumber.Parse(debitAccount); ndr["CardType"] = 1; ndr["ShortCode"] = shortCode; ndr["Account"] = debitAccountNum.Account; ndr["FundCode"] = debitAccountNum.FundCode; ndr["DeptID"] = debitAccountNum.DeptID; ndr["ProgramCode"] = debitAccountNum.ProgramCode; ndr["Class"] = debitAccountNum.Class; ndr["ProjectGrant"] = debitAccountNum.ProjectGrant; ndr["VendorID"] = "0000456136"; ndr["InvoiceDate"] = EndPeriod.AddMonths(-1).ToString("yyyy/MM/dd"); ndr["InvoiceID"] = $"{ReportSettings.CompanyName} Room Charge"; ndr["Uniqname"] = dtClient.Rows.Find(sdr.Field <int>("ClientID"))["UserName"]; ndr["DepartmentalReferenceNumber"] = depRefNum; ndr["ItemDescription"] = GetItemDesc(sdr, dtClient, dtBillingType); ndr["QuantityVouchered"] = "1.0000"; double chargeAmount = Math.Round(sdr.Field <double>("TotalCalcCost"), 5); ndr["UnitOfMeasure"] = chargeAmount; ndr["MerchandiseAmount"] = Math.Round(chargeAmount, 2); ndr["CreditAccount"] = creditAccount; //Used to calculate the total credit amount fTotal += chargeAmount; dt.Rows.Add(ndr); } } } } //Summary row summaryUnit.CardType = 1; summaryUnit.ShortCode = creditAccountShortCode; summaryUnit.Account = creditAccount.Substring(0, 6); summaryUnit.FundCode = creditAccount.Substring(6, 5); summaryUnit.DeptID = creditAccount.Substring(11, 6); summaryUnit.ProgramCode = creditAccount.Substring(17, 5); summaryUnit.ClassName = creditAccount.Substring(22, 5); summaryUnit.ProjectGrant = creditAccount.Substring(27, 7); summaryUnit.InvoiceDate = EndPeriod.AddMonths(-1).ToString("yyyy/MM/dd"); summaryUnit.Uniqname = ReportSettings.FinancialManagerUserName; summaryUnit.DepartmentalReferenceNumber = depRefNum; summaryUnit.ItemDescription = ReportSettings.FinancialManagerUserName; summaryUnit.MerchandiseAmount = Math.Round(-fTotal, 2); summaryUnit.CreditAccount = creditAccount; //Clean things up manually might help performance in general dtRoomDB.Clear(); dtClient.Clear(); dtAccount.Clear(); }
protected override void FillDataTable(DataTable dt) { BillingUnit summaryUnit = summaryUnits.First(); Compile mCompile = new Compile(); DataTable dtToolDB = mCompile.CalcCost("Tool", string.Empty, "ChargeTypeID", 5, EndPeriod.AddMonths(-1), 0, 0, Compile.AggType.CliAcct); DataTable dtClientWithCharges = mCompile.GetTable(1); double toolCapCost = mCompile.CapCost; // cap costs - capping is per ClientOrg, thus apportion capping across charges // note that this assumes that there is only one org for internal academic!!! object temp; double totalToolCharges; foreach (DataRow drCWC in dtClientWithCharges.Rows) { temp = dtToolDB.Compute("SUM(TotalCalcCost)", string.Format("ClientID = {0}", drCWC["ClientID"])); if (temp == null || temp == DBNull.Value) { totalToolCharges = 0; } else { totalToolCharges = Convert.ToDouble(temp); } if (totalToolCharges > toolCapCost) { DataRow[] fdr = dtToolDB.Select(string.Format("ClientID = {0}", drCWC["ClientID"])); for (int i = 0; i < fdr.Length; i++) { fdr[i].SetField("TotalCalcCost", fdr[i].Field <double>("TotalCalcCost") * toolCapCost / totalToolCharges); } } } DataTable dtClient = ClientDA.GetAllClient(StartPeriod, EndPeriod); DataTable dtAccount = AccountDA.GetAllInternalAccount(StartPeriod, EndPeriod); DataTable dtClientAccount = ClientDA.GetAllClientAccountWithManagerName(StartPeriod, EndPeriod); //used to find out manager's name DataTable dtBillingType = BillingTypeDA.GetAllBillingTypes(); //Get the general lab account ID and lab credit account ID GlobalCost gc = GlobalCostDA.GetGlobalCost(); //For performance issue, we have to calculate something first, since it's used on all rows string depRefNum = string.Empty; double fTotal = 0; string creditAccount = dtAccount.Rows.Find(gc.LabCreditAccountID)["Number"].ToString(); string creditAccountShortCode = dtAccount.Rows.Find(gc.LabCreditAccountID)["ShortCode"].ToString(); //Do not show an item if the charge and xcharge accounts are the 'same' - can only happen for 941975 //Do not show items that are associated with specific accounts - need to allow users to add manually here in future foreach (DataRow sdr in dtToolDB.Rows) { if (sdr.Field <double>("TotalCalcCost") > 0) { var excludedAccounts = new[] { gc.LabAccountID, 143, 179, 188 }; if (!excludedAccounts.Contains(sdr.Field <int>("AccountID")) && sdr.Field <int>("BillingType") != BillingTypes.Other) { DataRow ndr = dt.NewRow(); DataRow drAccount = dtAccount.Rows.Find(sdr.Field <int>("AccountID")); string debitAccount = drAccount["Number"].ToString(); string shortCode = drAccount["ShortCode"].ToString(); //get manager's name DataRow[] drClientAccount = dtClientAccount.Select(string.Format("AccountID = {0}", sdr["AccountID"])); if (drClientAccount.Length > 0) { depRefNum = drClientAccount.First()["ManagerName"].ToString(); } else { depRefNum = "No Manager Found"; } AccountNumber debitAccountNum = AccountNumber.Parse(debitAccount); ndr["CardType"] = 1; ndr["ShortCode"] = shortCode; ndr["Account"] = debitAccountNum.Account; ndr["FundCode"] = debitAccountNum.FundCode; ndr["DeptID"] = debitAccountNum.DeptID; ndr["ProgramCode"] = debitAccountNum.ProgramCode; ndr["Class"] = debitAccountNum.Class; ndr["ProjectGrant"] = debitAccountNum.ProjectGrant; ndr["VendorID"] = "0000456136"; ndr["InvoiceDate"] = EndPeriod.AddMonths(-1).ToString("yyyy/MM/dd"); ndr["InvoiceID"] = $"{ReportSettings.CompanyName} Tool Charge"; ndr["Uniqname"] = dtClient.Rows.Find(sdr.Field <int>("ClientID"))["UserName"]; ndr["DepartmentalReferenceNumber"] = depRefNum; ndr["ItemDescription"] = GetItemDesc(sdr, dtClient, dtBillingType); ndr["QuantityVouchered"] = "1.0000"; double chargeAmount = Math.Round(sdr.Field <double>("TotalCalcCost"), 5); ndr["UnitOfMeasure"] = chargeAmount.ToString(); ndr["MerchandiseAmount"] = Math.Round(chargeAmount, 2).ToString(); ndr["CreditAccount"] = creditAccount; //Used to calculate the total credit amount fTotal += chargeAmount; dt.Rows.Add(ndr); } } } //Summary row AccountNumber creditAccountNum = AccountNumber.Parse(creditAccount); summaryUnit.CardType = 1; summaryUnit.ShortCode = creditAccountShortCode; summaryUnit.Account = creditAccountNum.Account; summaryUnit.FundCode = creditAccountNum.FundCode; summaryUnit.DeptID = creditAccountNum.DeptID; summaryUnit.ProgramCode = creditAccountNum.ProgramCode; summaryUnit.ClassName = creditAccountNum.Class; summaryUnit.ProjectGrant = creditAccountNum.ProjectGrant; summaryUnit.InvoiceDate = EndPeriod.AddMonths(-1).ToString("yyyy/MM/dd"); summaryUnit.Uniqname = ReportSettings.FinancialManagerUserName; summaryUnit.DepartmentalReferenceNumber = depRefNum; summaryUnit.ItemDescription = ReportSettings.FinancialManagerUserName; summaryUnit.MerchandiseAmount = Math.Round(-fTotal, 2); summaryUnit.CreditAccount = creditAccount; //Clean things up manually might help performance in general dtToolDB.Clear(); dtClient.Clear(); dtAccount.Clear(); }
public static DataTable GetAllClientByDate(int year, int month) { DateTime sDate = new DateTime(year, month, 1); return(ClientDA.GetAllClient(sDate, sDate.AddMonths(1))); }
protected override void FillDataTable(DataTable dt) { BillingUnit summaryUnit1 = summaryUnits[0]; BillingUnit summaryUnit2 = summaryUnits[1]; Compile mCompile = new Compile(); //Get Cleints who order items in store in the Period with Credit and Debit and TotalCost calculated DataTable dtStoreDB = mCompile.CalcCost("StoreJE", string.Empty, string.Empty, 0, EndPeriod.AddMonths(-1), 0, 0, Compile.AggType.CliAcct); //Return dtStoreDB //DataTable dtStore = new DataTable(); //BuildDataTable(dtStore); DataTable dtClient = ClientDA.GetAllClient(StartPeriod, EndPeriod); DataTable dtAccount = AccountDA.GetAllInternalAccount(StartPeriod, EndPeriod); DataTable dtClientAccount = ClientDA.GetAllClientAccountWithManagerName(StartPeriod, EndPeriod); //used to find out manager's name //Get the general lab account ID and lab credit account ID GlobalCost gc = GlobalCostDA.GetGlobalCost(); //For performance issue, we have to calculate something first, since it's used on all rows string depRefNum = string.Empty; double fTotal = 0; string lastCreditAccount = "default"; string creditAccount = string.Empty; string creditAccountShortCode = string.Empty; //we also have to show those credit accounts' shortcodes string lastCreditAccountShortCode = string.Empty; //we need this, just like we need 'LastCreditAccount' to track the changes AccountNumber creditAccountNum; DataView dv = dtStoreDB.DefaultView; dv.Sort = "CreditAccountID"; //This for loop will loop through each transaction record and create SUB record on every transactional record foreach (DataRowView sdr in dv) { //do not show an item if the charge and xcharge accounts are the 'same' - can only happen for 941975 if (!(Convert.ToInt32(sdr["DebitAccountID"]) == gc.LabAccountID && Convert.ToInt32(sdr["CreditAccountID"]) == gc.LabCreditAccountID)) { DataRow ndr = dt.NewRow(); DataRow drAccount = dtAccount.Rows.Find(Convert.ToInt32(sdr["DebitAccountID"])); string debitAccount = string.Empty; string shortCode = string.Empty; if (drAccount == null) { debitAccount = string.Format("unknown_{0}", sdr["DebitAccountID"]); shortCode = string.Format("unknown_{0}", sdr["DebitAccountID"]); } else { debitAccount = drAccount["Number"].ToString(); shortCode = drAccount["ShortCode"].ToString(); } //get manager's name DataRow[] drClientAccount = dtClientAccount.Select(string.Format("AccountID = {0}", sdr["DebitAccountID"])); if (drClientAccount.Length > 0) { depRefNum = drClientAccount[0]["ManagerName"].ToString(); } else { depRefNum = "No Manager Found"; } ndr["CardType"] = 1; ndr["ShortCode"] = shortCode; AccountNumber debitAccountNum = AccountNumber.Parse(debitAccount); ndr["Account"] = debitAccountNum.Account; ndr["FundCode"] = debitAccountNum.FundCode; ndr["DeptID"] = debitAccountNum.DeptID; ndr["ProgramCode"] = debitAccountNum.ProgramCode; ndr["Class"] = debitAccountNum.Class; ndr["ProjectGrant"] = debitAccountNum.ProjectGrant; ndr["InvoiceDate"] = StartPeriod.ToString("yyyy/MM/dd"); ndr["InvoiceID"] = $"{ReportSettings.CompanyName} Store Charge"; ndr["Uniqname"] = dtClient.Rows.Find(Convert.ToInt32(sdr["ClientID"]))["UserName"]; ndr["DepartmentalReferenceNumber"] = depRefNum; ndr["ItemDescription"] = dtClient.Rows.Find(Convert.ToInt32(sdr["ClientID"]))["DisplayName"].ToString().Substring(0, 30); ndr["QuantityVouchered"] = "1.0000"; double chargeAmount = Math.Round(Convert.ToDouble(sdr["TotalCalcCost"]), 5); ndr["UnitOfMeasure"] = chargeAmount; ndr["MerchandiseAmount"] = Math.Round(chargeAmount, 2); creditAccount = dtAccount.Rows.Find(Convert.ToInt32(sdr["CreditAccountID"]))["Number"].ToString(); ndr["CreditAccount"] = creditAccount; //2008-10-09 Depend on credit account, we have different vendor ID creditAccountNum = AccountNumber.Parse(creditAccount); if (creditAccountNum.ProjectGrant == "U023440") { ndr["VendorID"] = "0000456136"; } else { ndr["VendorID"] = "0000456133"; } //Used to calculate the total credit amount fTotal += chargeAmount; //2008-10-08 We have to find out the shortcode for the credit account as well, requested by Sandrine creditAccountShortCode = dtAccount.Rows.Find(Convert.ToInt32(sdr["CreditAccountID"]))["ShortCode"].ToString(); if (creditAccount != lastCreditAccount && lastCreditAccount != "default") { //Summary row fTotal -= chargeAmount; //we have to deduct the charge amount again because its no longer belong to this group AccountNumber lastCreditAccountNum = AccountNumber.Parse(lastCreditAccount); summaryUnit2.CardType = 1; summaryUnit2.ShortCode = lastCreditAccountShortCode; summaryUnit2.Account = lastCreditAccountNum.Account; summaryUnit2.FundCode = lastCreditAccountNum.FundCode; summaryUnit2.DeptID = lastCreditAccountNum.DeptID; summaryUnit2.ProgramCode = lastCreditAccountNum.ProgramCode; summaryUnit2.ClassName = lastCreditAccountNum.Class; summaryUnit2.ProjectGrant = lastCreditAccountNum.ProjectGrant; summaryUnit2.InvoiceDate = EndPeriod.AddMonths(-1).ToString("yyyy/MM/dd"); summaryUnit2.Uniqname = "CreditAccount"; summaryUnit2.DepartmentalReferenceNumber = depRefNum; summaryUnit2.ItemDescription = "CreditAccount"; summaryUnit2.MerchandiseAmount = Math.Round(-fTotal, 2); summaryUnit2.CreditAccount = creditAccount; fTotal = chargeAmount; //add the chargeamount back, because we have new group } lastCreditAccount = creditAccount; lastCreditAccountShortCode = creditAccountShortCode; dt.Rows.Add(ndr); } } //Summary row creditAccountNum = AccountNumber.Parse(creditAccount); summaryUnit1.CardType = 1; summaryUnit1.ShortCode = creditAccountShortCode; summaryUnit1.Account = creditAccountNum.Account; summaryUnit1.FundCode = creditAccountNum.FundCode; summaryUnit1.DeptID = creditAccountNum.DeptID; summaryUnit1.ProgramCode = creditAccountNum.ProgramCode; summaryUnit1.ClassName = creditAccountNum.Class; summaryUnit1.ProjectGrant = creditAccountNum.ProjectGrant; summaryUnit1.InvoiceDate = EndPeriod.AddMonths(-1).ToString("yyyy/MM/dd"); summaryUnit1.Uniqname = "CreditAccount"; summaryUnit1.DepartmentalReferenceNumber = depRefNum; summaryUnit1.ItemDescription = "CreditAccount"; summaryUnit1.MerchandiseAmount = Math.Round(-fTotal, 2); summaryUnit1.CreditAccount = creditAccount; //Clean things up manually might help performance in general dtStoreDB.Clear(); dtClient.Clear(); dtAccount.Clear(); }