private static void DeleteCustomer(string customerId)
{
northwindEntities context = new northwindEntities();
Customer customer = GetCustomerById(customerId, context);
context.Customers.Remove(customer);
context.SaveChanges();
}
private static void InsertCustomer(string id, string companyName, string contactName,
string contactTitle, string address, string city, string region,
string postalCode, string country, string phone, string fax)
{
northwindEntities context = new northwindEntities();
Customer customer = new Customer()
{
CustomerID = id,
CompanyName = companyName,
ContactName = contactName,
ContactTitle = contactTitle,
Address = address,
City = city,
Region = region,
PostalCode = postalCode,
Country = country,
Phone = phone,
Fax = fax
};
context.Customers.Add(customer);
context.SaveChanges();
}
private static void ModifyCustomerName(string customerId, string customerName)
{
northwindEntities context = new northwindEntities();
Customer customer = GetCustomerById(customerId, context);
customer.ContactName = customerName;
context.SaveChanges();
}