Free E-Book on SQL Server 2008 R2
Ross Mistry and Stacia Misner have done a wonderful job on this free e-book
You can download the full ebook in XPS format here and in PDF format here.
The book contains 10 chapters and 216 pages:
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