private static void Edit()
{
using (var context = new SampleEntities())
{
var contact = context.Contacts.First();
contact.FirstName = "Julia";
contact.ModifiedDate = DateTime.Now;
context.SaveChanges();
}
}
private static void RemoveEnitiy()
{
using (var context = new SampleEntities())
{
var contact = context.Contacts.Find(438);
if (contact != null)
{
context.Contacts.Remove(contact);
}
context.SaveChanges();
}
}
private static void CreateParentChildEntity()
{
using (var context = new SampleEntities())
{
var contact = new Contact
{
FirstName = "Camey",
LastName = "Combs",
AddDate = DateTime.Now,
ModifiedDate = DateTime.Now,
Addresses = new List <Address>()
};
var address = new Address
{
Street1 = "One Main Street",
City = "Olympia",
StateProvince = "WA",
AddressType = "Business",
ModifiedDate = DateTime.Now,
Contact = contact
};
var contact1 = new Contact
{
FirstName = "Camey",
LastName = "Combs",
AddDate = DateTime.Now,
ModifiedDate = DateTime.Now,
Addresses = new List <Address> {
new Address
{
Street1 = "One Main Street",
City = "Olympia",
StateProvince = "WA",
AddressType = "Business",
ModifiedDate = DateTime.Now
}
}
};
context.Contacts.Add(contact1);
contact.Addresses.Add(address);
//join the new address to the contact
//add the new graph to the context
context.Contacts.Add(contact);
context.SaveChanges();
}
}
private static void CreateEntity()
{
using (var context = new SampleEntities())
{
var contact = context.Contacts.First(c => c.FirstName == "Robert");
var address = new Address
{
Street1 = "One Main Street",
City = "Burlington",
StateProvince = "VT",
AddressType = "Business",
ModifiedDate = DateTime.Now,
Contact = contact
};
contact.Addresses.Add(address);
//join the new address to the contact
context.SaveChanges();
}
}
