September 2010
Intermediate to advanced
1704 pages
111h 8m
English
book
Microsoft® SQL Server 2008 R2 Unleashed
by Ray Rankins, Paul Bertucci, Chris Gallelli, Alex T. Silverstein
Content preview from Microsoft® SQL Server 2008 R2 Unleashed
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Chapter 25. Creating and Managing Indexes
Just like the index in this book, an index on a table or view allows you to efficiently find the information you are looking for in a database. SQL Server does not require indexes to be able to retrieve data from tables because it can perform a full table scan to retrieve a result set. However, doing a table scan is analogous to scanning every page in this book to find a word or reference you are looking for.
This chapter introduces the different types of indexes available in SQL Server 2008 to keep your database access ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.