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
1,006 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
1,129 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
1,761 reads
Blogs
SQL Server 2025 Generally Available
By Brian Kelley
This was announced last week at Microsoft Ignite and it's been covered by others...
Chatting with Power BI: Who Benefits from This Conversation?
By Rayis Imayev
"Dave: Open the pod bay doors, HAL.HAL: I’m sorry, Dave. I’m afraid I can’t...
A Quick Look at Redgate Data Modeler
By Steve Jones
Redgate acquired a data modeling tool from Vertabelo recently and I wanted to explore...
Forums
SQL Server 2022 order by bug?
Hi, I was using order by on a column with characters and saw something...
SQL Server 2025 Build List
Comments posted to this topic are about the item SQL Server 2025 Build List
Filtered Indexes: The Developer’s Secret Weapon in SQL Server
Comments posted to this topic are about the item Filtered Indexes: The Developer’s Secret...
Question of the Day
Getting The Database Name
I run this code to connect to SQL Server 2022 from the command line.
sqlcmd -S localhost -EAt the command line, I run these two commands:
SELECT ORIGINAL_DB_NAME() GOWhat is returned? See possible answers