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
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locks
Type: Advanced, self-configuring
Default value: 0
In versions of SQL Server prior to 2005, the DBA had to specify the number of locks available to SQL Server. If this parameter was set to a low value, a query requiring a large number of locks would fail at runtime. Setting it too high would result in wasting memory that otherwise could be used to cache data. SQL Server 2012 can handle locks dynamically if this parameter is set to the default value (0). SQL Server initially allocates 2% of memory available to SQL Server (or usually about an initial pool of 2,500 lock structures). As lock resource structures are consumed, the lock manager allocates more lock resources to the pool, to a maximum of 60% of the memory available on SQL Server. ...
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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.