Just came to know about this book. More details on the Microsoft Press Blog.

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

The book contains 10 chapters and 216 pages, like so:

PART I   Database Administration

CHAPTER 1   SQL Server 2008 R2 Editions and Enhancements 3
CHAPTER 2   Multi-Server Administration 21
CHAPTER 3   Data-Tier Applications 41
CHAPTER 4   High Availability and Virtualization Enhancements 63
CHAPTER 5   Consolidation and Monitoring 85

PART II   Business Intelligence Development

CHAPTER 6   Scalable Data Warehousing 109
CHAPTER 7   Master Data Services 125
CHAPTER 8   Complex Event Processing with StreamInsight 145
CHAPTER 9   Reporting Services Enhancements 165
CHAPTER 10   Self-Service Analysis with PowerPivot 189