Increasing deadlocks with NoLock
One of my personal pet issues is with inappropriate use of the NOLOCK hint (and read uncommitted) . Don't get me...
2010-04-23
744 reads
Dave Ballantyne
Cross Apply Ambiguity
Cross apply (and outer apply) are a very welcome addition to the TSQL language. However, today after a few hours...
2010-03-26
1,917 reads
Output = MAXDOP 1
It is widely know that data modifications on table variables do not support parallelism, Peter Larsson has a good example...
2010-03-04
555 reads
Cleaning up sys.dm_exec_cached_plans
Following on from my previous post in which I noticed that SQLServer itself was artificially bloating sys.dm_exec_cached_plans, the next obvious...
2010-01-27
1,121 reads
Microsoft – Follow best practices – Part 2
In addition to my previous post, another best practice is to not use NOLOCK and READ UNCOMMITTED transaction isolation level.
Here’s...
2010-01-25
541 reads
Microsoft – Follow best practices!
Best practice is to use parametrized queries to enable plan reuse. Will someone please tell Microsoft this.
Presently dm_exec_cached_plans on...
2010-01-22
1,005 reads
Age calculation with SQL Server
There seem to be many different methods being suggested to calculate an age in SQLServer. Some are quite complex but...
2009-12-08
1,125 reads
Phil Factor Speed Phreak SQL Challenge Number 3
The latest Phil Factor challenge is now active here . The prize has now been increased to $100...(read more)
2009-12-04
426 reads
My first useful powershell script – capturing performance counters
After playing around with powershell a bit, I managed to do something quite useful. There are a multitude of ways...
2009-11-30
1,760 reads
Blogs
Down the Rabbit Hole: Dealing with Ad-Hoc Data Requests
By Rayis Imayev
"But I don’t want to go among mad people," Alice remarked."Oh, you can’t help...
Adding a Local Model to Ollama through the GUI
By Steve Jones
I saw some good reviews of the small gemma3 model in a few places...
Connect resiliently to SQL Server
Why you should connect resiliently to SQL Server Transient failures happen — in the cloud...
Forums
Some query values change when query is run but not others. Why?
Hi everyone I have a 1000 line SQL query that is too long to...
using different credentials when debugging ssis
hi, now and then i want one connection in my ssis pkgs to use...
AlwaysON health check alerts
Comments posted to this topic are about the item AlwaysON health check alerts