Exemple #1
0
        void method2()
        {
            // <Snippet2>
            Northwnd db = new Northwnd(@"c:\northwnd.mdf");

            var custQuery =
                from cust in db.Customers
                where cust.City == "London"
                select cust;

            foreach (Customer custObj in custQuery)
            {
                Console.WriteLine("CustomerID: {0}", custObj.CustomerID);
                Console.WriteLine("\tOriginal value: {0}", custObj.City);
                custObj.City = "Paris";
                Console.WriteLine("\tUpdated value: {0}", custObj.City);
            }

            ChangeSet cs = db.GetChangeSet();

            Console.Write("Total changes: {0}", cs);
            // Freeze the console window.
            Console.ReadLine();

            db.SubmitChanges();
            // </Snippet2>
        }