December 2013
Intermediate to advanced
1872 pages
153h 31m
English
book
Microsoft® SQL Server 2012 Unleashed
by Ray Rankins, Paul T. Bertucci, Chris Gallelli, Alex T. Silverstein
Content preview from Microsoft® SQL Server 2012 Unleashed
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Index Selection
To determine which indexes to define on a table, you need to perform a detailed query analysis. This process involves examining the search clauses to see what columns are referenced, knowing the bias of the data to determine the usefulness of the index, and ranking the queries in order of importance and frequency of execution. You have to be careful not to examine individual queries and develop indexes to support one query without considering the other queries that are executed on the table as well. You need to come up with a set of indexes that work for the best cross-section of your queries.
Tip
A useful tool to help you identify your frequently executed and critical queries is SQL Server Profiler. I’ve found SQL Server Profiler ...
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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.