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
739 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
1,905 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
554 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
1,118 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
540 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
1,004 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
1,122 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
424 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
1,757 reads
Blogs
T-SQL Tuesday #185: Video
This month’s invite is from Erik Darling, who invites you to make a video...
T-SQL Tuesday #185–Being a Video Star
By Steve Jones
This month we have an interesting invite. Erik Darling is the host, and since...
Building Resilience: Leadership Insights from Sports
By Chris Yates
In the bustling world of sports, leadership appears as a beacon of hope and...
Forums
Replace calculation in cursor with set based logic
Hello and thanks if you can help. The calculation in the cursor is correct....
Snapshot Replication: Pre-application script to check prerequisites
Is it possible to write a script that checks a subscriber's environment for prerequisites...
t-SQL help..
I have the following...anyone can point me the right direction to rewrite this code?...
Question of the Day
The User Login
When I create a user in a SQL Server 2022 database, on which types of logins in the master database can it be based?
See possible answers