Question: If the principal fails while running in high performance mode, what options do I have for bringing the mirror online? This question was sent to me via email. My reply follows. Quick question on DB mirroring client redirection after Principal fails
2009-02-24
3,649 reads
Question: Can a 2008 SQL instance be used as the witness for a 2005 database mirroring setup? This question was sent to me via email. My reply follows. Can a 2008 SQL instance be used as the witness for a 2005 database mirroring setup? Databases to be mirrored are currently running on 2005 SQL instances but will be upgraded to 2008 SQL in the near future.
2009-02-23
1,567 reads
This past weekend we were moving database files around because we added new LUNs to an existing production cluster. We went at the old tried and true way, we detached the databases, moved the files, and re-attached the databases. That seemed to work well...
2009-02-20
2,133 reads
I have always been of the personal opinion that all SQL Server tables have a clustered index. As part of the research I am doing on a new book on High Performance Index Maintenance , and on heaps specifically, I ran across this SQL Server Best Practices...
2009-02-20
5,000 reads
You can read the previous posts here. To finish up my thoughts on networking I want to brain storm some about how we might make it easier and more effective for the average Joe (which is most of us) to network. If you've been to the PASS Summit, or...
2009-02-19
1,120 reads
I diverge a little from the typical coding-based/oriented best practice to one that is focused on governance within public or government organisations with respect to the security of the data in databases used for annual reports. Internal controls fall...
2009-02-19
1,166 reads
You may want to read Part 1 , Part 2 , and Part 3 before continuing. This time around I'd like to talk about social networking. We'll start with social networking. Facebook, MySpace, and Twitter are all good examples of using technology to let...
2009-02-17
1,530 reads
Someone tagged me, and I’ve lost the email in all the pile up from vacation where I was very, very unwired from work, despite being wired to the world. Actually I’ll make that one my first thing: Know When to Walk Away Not quit, not stop progressing on...
2009-02-16
1,439 reads
I was tagged by Grant Fritchey (aka Scary DBA) in the latest get-to-know-you question. This one asks, “What do you wish you had known when you started?” I could go on for hours about the things I wish I hadn’t had to learn the hard way, but..
2009-02-16
2,038 reads
Last week I posted Speaking at Community Events - Time to Raise the Bar?, a first cut at talking about to what degree we should require experience for speakers at events like SQLSaturday as well as when it might be appropriate to add additional focus/limitations on the presentations that are accepted. I've got a few more thoughts on the topic this week, and I look forward to your comments.
2009-02-13
360 reads
By Will Assaf
I recently reviewed, worked on, and added a similar example to the DATETIMEOFFSET Microsoft...
Database administrators (DBAs) are the backbone of data-driven organizations. If you're looking to break...
By Brian Kelley
Another security fundamentals topic is authentication versus authorization. For those who have a clear...
Experts, I am learning some skills so I can troubleshoot some performance-related issues. I...
How to install mysql-connector-python-8.4.0.zip it does not have setup.py. Checked also: mysql-connector-python-8.4.0.tar.gz
What happens when I run this code:
SELECT p.ProductName , p.ProductCategory FROM dbo.Product AS p WITH (NOLOCK, TABLOCK);See possible answers