November 2006
Intermediate to advanced
1232 pages
34h 10m
English
book
Microsoft® SQL Server™ 2005 Administrator's Companion
by Edward Whalen, Marcilina Garcia, Burzin Patel, Stacia Misner, Victor Isakov
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ACID Properties
Now that you know generally what a transaction is, let’s take a look at the properties that must be met for a transaction to be considered valid. These are not specific to SQL Server transactions, but to transactions in general. SQL Server supports these properties, which have not changed from previous versions of SQL Server. A logical unit of work must exhibit four properties, called the atomicity, consistency, isolation, and durability (ACID) properties, to qualify as a valid transaction. SQL Server provides mechanisms to help ensure that a transaction meets each of these requirements.
Atomicity
SQL Server ensures either that all data modifications in a transaction are completed as a group if the transaction is successful or that ...
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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.