Esempio n. 1
0
        private void Application_Launching(object sender, LaunchingEventArgs e)
        {
            using (var db = new AppDataContext())
            {
                if (!db.DatabaseExists())
                {
                    db.CreateDatabase();

                    var dbUpdater = db.CreateDatabaseSchemaUpdater();

                    dbUpdater.DatabaseSchemaVersion = DatabaseSchemaVersion;
                    dbUpdater.Execute();
                }
                else
                {
                    // Update database...
                    // http://msdn.microsoft.com/en-us/library/windowsphone/develop/hh394022(v=vs.105).aspx

                    var dbUpdater = db.CreateDatabaseSchemaUpdater();

                    if (dbUpdater.DatabaseSchemaVersion < DatabaseSchemaVersion)
                    {
                        dbUpdater.AddColumn <Debit>("OverrideValue");
                        dbUpdater.AddColumn <Credit>("OverrideValue");

                        dbUpdater.DatabaseSchemaVersion = DatabaseSchemaVersion;
                        dbUpdater.Execute();
                    }
                }
            }
        }