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
1,123 reads
Dave Ballantynes blog
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
545 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
1,011 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
1,130 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
427 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
1,764 reads
Blogs
Who’s the Winningest Coach (with AI Help)
By Steve Jones
I was listening to the radio the other day and the hosts were discussing...
Learning from Mistakes: T-SQL Tuesday #194
By Steve Jones
We’re a week late, once again my fault. I was still coming out of...
Stupid Things I Did With AI: ASCII Art
By Steve Jones
I ran across this article recently (https://www.gatesnotes.com/meet-bill/source-code/reader/microsoft-original-source-code) and it has a great opening piece...
Forums
Basic Always On Groups Randomly Stop Synchronizing
In one of my environments I have 3 pairs of Always On SQL 2022...
Learning From Breakage
Comments posted to this topic are about the item Learning From Breakage
Python in Action to Auto-Generate an Optimized PostgreSQL Index Strategy
Comments posted to this topic are about the item Python in Action to Auto-Generate...
Question of the Day
Adding and Dropping Columns I
I have this table in my SQL Server 2022 database:
CREATE TABLE [dbo].[CityList] ( [CityNameID] [int] NOT NULL IDENTITY(1, 1), [CityName] [varchar] (30) COLLATE SQL_Latin1_General_CP1_CI_AS NULL ) ON [PRIMARY] GOI decide to add two new columns for the StateProvince and Country. What code should I use? See possible answers