public void Example6()
{
// Create and Open the Connection
SqlConnection conn = new SqlConnection(
"server=localhost;" +
"database=ADONET;" +
"Integrated Security=true;");
// Create a DataAdapter for each of the tables we're filling
SqlDataAdapter daCustomers = new SqlDataAdapter("SELECT * FROM CUSTOMER;", conn);
// Create the Invoice DataAdapter
SqlDataAdapter daInvoices = new SqlDataAdapter("SELECT * FROM INVOICE", conn);
// Create the DataSet
CustomerTDS typedDS = new CustomerTDS();
// Use the DataAdapters to fill the DataSet
daCustomers.Fill(typedDS, "Customer");
daInvoices.Fill(typedDS, "Invoice");
// Show the address and # of invoices for each customer
foreach (CustomerTDS.CustomerRow custRow in typedDS.Customer)
{
Console.WriteLine(custRow.FullName);
Console.WriteLine(custRow.Address);
Console.WriteLine("{0}, {1} {2}", custRow.City, custRow.State, custRow.Zip);
Console.WriteLine("{0} (hm)", custRow.IsHomePhoneNull() ? "" : custRow.HomePhone);
Console.WriteLine("{0} (bus)", custRow.IsBusinessPhoneNull() ? "" : custRow.BusinessPhone);
Console.WriteLine("Invoices: " + custRow.GetChildRows("CustomerInvoice").Length);
Console.WriteLine("");
}
}
public void Example2()
{
// Create and Open the Connection
SqlConnection conn = new SqlConnection(
"server=localhost;" +
"database=ADONET;" +
"Integrated Security=true;");
// Create a DataAdapter for each of the tables we're filling
SqlDataAdapter daCustomers = new SqlDataAdapter("SELECT * FROM CUSTOMER;", conn);
// Create the Invoice DataAdapter
SqlDataAdapter daInvoices = new SqlDataAdapter("SELECT * FROM INVOICE", conn);
// Create your blank DataSet
CustomerTDS dataSet = new CustomerTDS();
// Fill the DataSet with each DataAdapter
daCustomers.Fill(dataSet, "Customers");
daInvoices.Fill(dataSet, "Invoices");
// Show the Customer Name
Console.WriteLine(dataSet.Customer[0].FirstName);
Console.WriteLine(dataSet.Customer[0].LastName);
Console.WriteLine(dataSet.Customer[0].HomePhone);
// This will not compile because InvoiceNumber expects an integer
//dataSet.Invoice[0].InvoiceNumber = "12345";
}
public override DataSet Clone()
{
CustomerTDS cln = ((CustomerTDS)(base.Clone()));
cln.InitVars();
return(cln);
}