static void Main(string[] args)
{
CustomerGateway customerGateway = new CustomerGateway();
int customerId = customerGateway.AddCustomer("Hasan", "Mehmet", Convert.ToDateTime("1990-03-28"), "Türkiye");
customerGateway.UpdateCustomer(customerId, "Hasan", "Mehmet", Convert.ToDateTime("1989-03-28"), "Türkiye");
customerGateway.RemoveCustomer(customerId);
customerGateway.GetCustomerbyId(5);
}
static void Main(string[] args)
{
CustomerGateway customerGateway = new CustomerGateway();
int customerId = customerGateway.AddCustomer("Hasan","Mehmet",Convert.ToDateTime("1990-03-28"),"Türkiye");
customerGateway.UpdateCustomer(customerId, "Hasan", "Mehmet", Convert.ToDateTime("1989-03-28"), "Türkiye");
customerGateway.RemoveCustomer(customerId);
customerGateway.GetCustomerbyId(5);
}
static void Main(string[] args)
{
// Usage - no ORM or Mapper for DTO example
var productGateway = new ProductGateway(ConnectionString);
var product = productGateway.GetById(1);
var success = productGateway.DeleteById(2);
foreach (DataRow row in product.Rows)
{
Console.WriteLine($"{row["ID"]} {row["name"]}");
}
Console.WriteLine($"Is row deleted: {success}");
// Usage - with ORM
var customerGateway = new CustomerGateway(new DemoContext());
var customer = customerGateway.SelectById(1);
Console.WriteLine($"Customer last name: {customer.LastName}");
}
