November 2013
Intermediate to advanced
982 pages
34h 23m
English
book
Microsoft SQL Server 2012 Internals
by Bob Beauchemin Kalen Delaney Conor Cunningham, Jonathan Kehayias, Benjamin Nevarez, and Paul S. Randal
Content preview from Microsoft SQL Server 2012 InternalsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Tools for analyzing indexes
To help you understand index structures fully, this section uses a few tools whose appropriate use you need to get a feel for. This section also focuses on an overview of the options for execution, as well as some tips and tricks. The details on analyzing various aspects of the output can be found throughout this chapter.
Using the dm_db_index_physical_stats DMV
One of the most useful functions that you can use to determine table structures is sys.dm_db_index_physical_stats. This DMV can provide insight into whether your table has a clustered index, how many nonclustered indexes exist, and whether your table (and each index) has row-overflow or Large Object (LOB) data. Most importantly, it can expose to you the entire ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.