Some of the SQL Server 2008 Online Learning Resources;

 SQL Server Learning Materials and Tutorials:

http://code.msdn.microsoft.com/SQLTutorials

Overview at Microsoft:

http://www.microsoft.com/sqlserver/2008/en/us/learning.aspx

SQL Learning at msdn:

http://msdn.microsoft.com/en-au/library/ms166352(SQL.100).aspx

Whats New in SQl 2008:

http://www.microsoft.com/sqlserver/2008/en/us/whats-new.aspx

SQL Server at TechCenter:

http://technet.microsoft.com/en-us/sqlserver/bb895935.aspx

T-SQL Enhancements in SQL Server 2008:

http://www.sqlmag.com/Article/ArticleID/99416/sql_server_99416.html

SQL Server 2008 Videos
http://msdn.microsoft.com/en-us/library/cc952928.aspx

SQL Server 2008 Virtual Labs
http://www.microsoft.com/events/series/technetsqlserver2008.aspx?tab=virtuallabs

SQL Server 2008 Podcasts
http://www.microsoft.com/events/series/technetsqlserver2008.aspx?tab=podcasts

24 Hours of SQL Server 2008
http://www.microsoft.com/events/series/technetsqlserver2008.aspx?tab=webcasts&id=42585

SQL Server Books On Line
SQL 2008 http://msdn2.microsoft.com/en-us/library/bb543165(sql.100).aspx
SQL 2005 http://www.microsoft.com/technet/prodtechnol/sql/2005/downloads/books.mspx
SQL 2000 http://www.microsoft.com/downloads/details.aspx?familyid=a6f79cb1-a420-445f-8a4b-bd77a7da194b&displaylang=en

SQL Server 2005 Express Edition Video Learning
http://msdn.microsoft.com/hi-in/vstudio/aa718391(en-us).aspx

SQL Server 2005 Management Studio (SSMS) Tutorial
ms-help://MS.SQLCC.v9/MS.SQLSVR.v9.en/sqltut9/html/31f9e6dc-e946-4576-80bb-729f2bee7478.htm
(This Tutorial requires that Books Online be installed on the computer.)

Tutorials INCLUDED with Books Online
http://msdn2.microsoft.com/en-us/library/ms169620.aspx

Writing Transact-SQL Statements Tutorial
http://msdn2.microsoft.com/en-us/library/ms365303.aspx

Data -.NET Tutorials for SQL Data
http://dotnetjunkies.com/QuickStartv20/howto/doc/adoplus/xmlfromsqlsrv.aspx

Indexes –Tuning
http://www.exforsys.com/tutorials/sql-server-2005/sql-server-database-tuning.html

SourceSafe Tutorial
http://msdn2.microsoft.com/en-us/library/ms167593.aspx

Cluster –Instructional Video
http://www.jumpstarttv.com/Media.aspx?vid=33

Tutorial to format a datetime value or column into a specific date format
http://www.sql-server-helper.com/tips/date-formats.aspx

SQL Server - Free Video Tutorials
http://wikivid.com/index.php/SQL_Server

 For any additional Questions to the MSDN SQL Related Forums

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Dear Friends, Looking forward to have you feedback on these resources, if you have any more then please share them in comments or send me so that i can put in blog posts.