1. SESSION CODE: ARC302 Udi Dahan – The Software Simplist Enterprise Development Expert & SOA Specialist

2. HistoryArch. UI Design Domain Model

7. 317$37.87Sep 1 2010YesA17T5 318$99.99July 3 2010YesA17T5 319$100.11Aug 4 2010YesP313Z 320$69.47Sep 9 2010NoP599Z CancelCancelSaveSave

8. Source of truth

13. DB

14. Get data Change data User is looking at stale data

15. DB Cache

16. Use EF to map from tables to domain objects Map from DTOs and WS to domain object Map from DTOs & WS to view model DB WSWS UIUI Cache

20. Data correct as of 10 minutes ago List of customers

21. Persistent View Model UIUI Query only For each view in the UI, have a view/table in the DB 2 Layers == 2 Tiers SELECT * FROM MyTable (WHERE ID = @ID)

22. List of customers Customer Service Rep view ID Name Phone List of customers Supervisor view ID Name Phone Lifetime value

27. DB

28. TransactionTransaction DB WSWS InputInput ValidationValidation ValidationValidation Command Get current state RulesRules Persist

31. 317$37.871/9/09YesA17T5 318$99.993/7/09YesA17T5 319$100.114/8/09YesP313Z 320$69.479/9/09NoP599Z CancelCancelSaveSave

38. Thousands of seats, hundreds of thousands of requests No need to show actual status

41. MSMQ Outgoing Incoming Server Client MSMQ Outgoing Incoming

49. QueriesQueries CommandsCommands DB WSWS InputInput ValidationValidation ValidationValidation RulesRules QueriesQueries View Model Updater Updater Publish Client Data from input immediately overlaid on queries

50. www.NServiceBus.com

53. Udi Dahan – The Software Simplist Enterprise Development Expert & SOA Specialist SESSION CODE: ARC302 email@UdiDahan.com www.UdiDahan.com

54. www.microsoft.com/teched www.microsoft.com/learning http://microsoft.com/technet http://microsoft.com/msdn

56. Sign up for Tech·Ed 2011 and save $500 starting June 8 – June 31 st http://northamerica.msteched.com/registration You can also register at the North America 2011 kiosk located at registration Join us in Atlanta next year