1. Overview of ADO.NET Whidbey  Wallace B. McClure  Scalable Development, Inc. Scalable Development, Inc. Building systems today that perform tomorrow.

2. EVERYTHING IS BETA.  Your mileage may vary.  Anything may change between now and shipment.  December CTP of Sql Server 2005.  Many thing will change between now and Beta 3.

3. Background  Microsoft MVP.  AspInsider.  Author.

4. .NET Experiences  PDC 2000 Build (July, 2000).  Book work.  Visual Studio Betas.  Sql Server Betas.  Production applications.  “Professional Programming with ADO.NET Version 2 using Sql Server, Oracle, and MySql.”

5. ADO.NET Whidbey Overview  Favorite Objects are still there.  Connections.  Commands  Datasets, DataTables, DataColumns, etc….  Evolutionary, not revolutionary.

6. What databases are supported?  Sql Server - Client. System.Data.SqlClient.  Sql Server - Server. System.Data.Sql & System.Data.SqlServer.  Oracle. System.Data.OracleClient.  ODBC. System.Data.Odbc.  OleDb. System.Data.OleDb.

7. FYI – Announced Server support for CLR Objects  IBM DB/2 8.2 – Shipping with support for.NET 1.1.  Sql Server 2005 – Ship in 2005 with support for.NET 2.0.  Oracle 10g Release 2 – Ship in 2005

8. New Features of ADO.NET  Asynchronous operations.  MARS (Sql Server 2005 only).  DataType Improvements.  Connection string manager.  Inside the database with Sql Server 2005.

9. Asynchronous Operations  BeginABC/EndABC style.  Type of operations.  ExecuteNonQuery.  ExecuteReader.  ExecuteXmlReader.  Example.

10. Asynchronous Operations  Less need for managed threads.  Built into.NET 2.0.  Not thread safe.  Yukon supports multiple commands per connection.  Specific issue with shared memory and Sql 7 & 2k.

11. Multiple Active Result Sets (MARS)  Multiple open commands on a single connection.  Sql Server 2005 only.  Example.

12. DataType Improvements  Hard to get the field information through ADO.NET 1.x.  FillSchema() method only returns basic information.  GetProviderSpecificFieldType().  GetDataTypeName().  Example.

13. Connection strings  Connection strings aren’t very object based.  SqlConnectionStringBuilder().  Key/Value style.

14. Inside the Sql Server 2005 database with the CLR  CLR Objects.  Triggers.  Stored Procedures.  Functions.  Aggregates.  User Defined Types.  System.Data.Sql & System.Data.SqlServer  Example.

15. Other features  System.Transactions.  Server enumeration.  Password management.  Bulk Copy.  Provider Statistics.  Caching support.

16. If you want to know more about ADO.NET Whidbey/Yukon…….  http://weblogs.asp.net/wallym. http://weblogs.asp.net/wallym  http://weblogs.asp.net/despos. http://weblogs.asp.net/despos  http://weblogs.asp.net/angelsb. http://weblogs.asp.net/angelsb  http://msdn.microsoft.com. http://msdn.microsoft.com  http://www.microsoft.com/sql.  “Professional ADO.NET Version 2” due in the summer of 2005. It makes a great gift. Buy 3 or 4 for the ones you love.

17. Questions?  Wallace B. McClure  wallym@scalabledevelopment.com.  http://www.scalabledevelopment.com/ http://www.scalabledevelopment.com/  http://weblogs.asp.net/wallym http://weblogs.asp.net/wallym  865-693-3004. END Scalable Development, Inc. Building systems today that perform tomorrow.