partial void DeleteContact(Contact instance);
partial void InsertContact(Contact instance);
partial void UpdateContact(Contact instance);
public void UpdateCompanyName(int contactId, string companyName) { try { Contact table = new Contact(); using (VenturadaDataContext vdc = new VenturadaDataContext()) { table = vdc.Contacts.Single(a => a.ContactId == contactId); table.CompanyName = companyName; vdc.SubmitChanges(); } } catch (Exception ex) { throw ex; } }