August 2012
Intermediate to advanced
1416 pages
33h 39m
English
book
Microsoft SQL Server 2012 Bible
by Adam Jorgensen, Jorge Segarra, Patrick LeBlanc, Jose Chinchilla, Aaron Nelson
Content preview from Microsoft SQL Server 2012 Bible
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Summary
The Query Optimizer is the technology that analyzes a query, the indexes available, and the data distribution, to compile a good-enough query execution plan for that query. The best way to optimize queries is to provide the Query Optimizer with good indexing and up-to-date statistics. From there, SQL Server usually does a great job of handling the rest.
The next chapter moves from single-user queries to multiuser contention and scalability — transactions — isolation — and the ACID properties. For some, the next topic is considered one of the harder topics in the database world, but it's foundational to developing SQL Server databases.
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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.