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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Pausing or Removing Database Mirroring
After configuring database mirroring, you can pause, resume, or remove database mirroring. If database mirroring impacts your applications performance, you may want to pause a database mirroring session and improve the performance. Pausing a database mirroring session causes the mirroring state to change to suspended. During this time the principal does not send any transactions to the mirror, and its principal database's transaction log keep growing, even if you schedule transaction log backups. The transaction log is not be truncated because it has to send the transactions to the mirror after the database mirroring session resumes.
To pause a database mirroring session using SQL Server Management Studio, follow these steps:
1. In the Object Explorer on the principal server in SQL Server Management Studio, right-click the principal database, and select Properties.
2. On the Mirroring page, as shown in Figure 27.8, click the Pause button.
3. You will be prompted for confirmation. Click Yes to confirm. This pauses the database mirroring session and changes the Pause button to Resume.
4. Click the Resume button to resume the database mirroring session.
To pause the database mirroring session for the AdventureWorks database in code, connect to either the principal or mirror server and execute the following:
ALTER DATABASE AdventureWorks SET PARTNER SUSPEND;
To resume the database mirroring session for the AdventureWorks database in code, ...
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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.