Column order can matter
Ordinarily, column order of a SQL statement does not matter.
Select a,b,c
from table
will produce the same execution plan as Select c,b,a
from...
2011-06-06
2,177 reads
Ordinarily, column order of a SQL statement does not matter.
Select a,b,c
from table
will produce the same execution plan as Select c,b,a
from...
2011-06-06
2,177 reads
At the Kent user group we have two upcoming events. Both are to be held at F-Keys Training suite http://f-keys.co.uk/...
2011-06-05
644 reads
Thanks to those who turned out to see my presentation at SqlHerts on Thursday 26thMay. Its a true pleasure to...
2011-05-29
1,335 reads
If you are in anyway interested in SQL Server and live in the UK, you cant of failed to of...
2011-04-11
707 reads
If you’ve answered yes to both of those questions , Jacob Sebastian has some more question for you.
Every day in March...
2011-03-12
540 reads
I am not a lawyer. Let me say that again, I am not a lawyer.
Todays Dilbert has prompted me...
2011-02-24
807 reads
In my previous post “Denali Paging – is it win.win ?” I demonstrated the use of using the Paging functionality within Denali. ...
2010-11-19
687 reads
I'm not one for automatically poo-pooing new ideas, new practices and new technology. Rather I like to take a measured...
2010-11-10
793 reads
Greg Gonzalez (blog | twitter) of SqlSentry, last night released a very cool new and free product. Plan explorer is a...
2010-10-21
2,938 reads
In a previous blog entry (Inconsistent NullIf behaviour), Jeff Moden and Dan Halliday(twitter) both made a very similar observation.
When executing...
2010-09-06
547 reads
By HeyMo0sh
As someone who’s worked with data for over 20 years and with many cloud...
By HeyMo0sh
2025 belongs to the AI startups. If you peek into the tech headlines, you’ll...
By Vinay Thakur
it has been a year since i have not written much on the blog...
Comments posted to this topic are about the item A Quick Restore
Comments posted to this topic are about the item Guarding Against SQL Injection at...
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers