Microsoft Press has published FREE eBook on the most awaiting release of SQL Server 2008 R2. The book is written by Ross Mistry and Stacia Misner. Ross is my personal friend and one of the most active book writer in SQL Server Domain. When I see his name on any book, I am sure that it will be high quality and easy to read book.

The details about the book is here:

Introducing Microsoft SQL Server 2008 R2, by Ross Mistry and Stacia Misner

The book contains 10 chapters and 216 pages.

PART I   Database Administration

CHAPTER 1   SQL Server 2008 R2 Editions and Enhancements
CHAPTER 2   Multi-Server Administration
CHAPTER 3   Data-Tier Applications
CHAPTER 4   High Availability and Virtualization Enhancements
CHAPTER 5   Consolidation and Monitoring

PART II   Business Intelligence Development

CHAPTER 6   Scalable Data Warehousing
CHAPTER 7   Master Data Services
CHAPTER 8   Complex Event Processing with StreamInsight
CHAPTER 9   Reporting Services Enhancements
CHAPTER 10   Self-Service Analysis with PowerPivot

More detail about the book is listed here.

You can download the ebook in XPS format here and in PDF format here.

Reference: Pinal Dave (http://blog.SQLAuthority.com)