The week that was: Friday 15th July 2010
This is just a short post for a Friday, I have no technical content ready to publish today but lots...
2010-07-16
646 reads
Book Review: Rework
I recently read Rework by Jason Fried of 37 Signals ($13 @ Amazon) and it talks about a lot of philosophy...
2010-07-16
544 reads
SubQuery Performance
Why would you do this?
select distinct(hostname),
(select count(*) as criticalCnt
from @temp where severity_guid='0168A833-1732-411E-8205-C2F6CD91737D'
and hostname=t.hostname
group by hostname),
(select count(*) as criticalCnt...
2010-07-16
1,924 reads
How Can I Quickly Script Out Replication?
This script takes a distribution server name and an output directory as parameters then works through all publications on each of the servers that connects to the distribution server,...
2010-07-16
11 reads
How Can I Quickly Script Out Replication?
This script takes a distribution server name and an output directory as parameters then works through all publications on each of the servers that connects to the distribution server,...
2010-07-16
56 reads
How Can I Quickly Script Out Replication?
I recently finished taking down a bunch of servers that I was using to scale out my environment by forcing...
2010-07-16
522 reads
Free SQL Server Training for the Week of July 19, 2010
This will start a new trend on my blog. Every Friday morning I'll have a blog post covering the free SQL...
2010-07-15
751 reads
Curb those Cursors !
With query performance becoming a constant battle, its often a forgotten fact that cursors should be avoided (in the majority...
2010-07-15
691 reads
“One of the Pack to Top Dog”
My first guest editorial published !
http://www.sqlservercentral.com/articles/Editorial/70725/
Would appreciate any comments you have.
2010-07-15
580 reads
Scanning Without Wires - Epson Workforce 610
We are trying to buy another property here at the ranch. My wife had to leave town in the middle...
2010-07-15
748 reads
Blogs
T-SQL Tuesday #202 SQL Server Outage You’ll Never Forget: A Roundup
When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...
A Last Minute Trip to the EU
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
Part 3 of 3: Tuning DiskANN — R, Alpha, L, Beam Width, Recall and Latency
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Forums
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Question of the Day
ORDER BY alias
There is a table tmp_tab:
CREATE TABLE tmp_tab ( id int, val int );
INSERT INTO tmp_tab VALUES (1, 1), (2, NULL), (3, 3), (4, 4), (5, 5);You want to order the rows ids by the following expression:
ISNULL(val, id) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers