How To Identify The Grain
Creating a data warehouse can be challenging. Identifying the grain is one of the most important parts of having a quality data...
2023-08-16
4 reads
Creating a data warehouse can be challenging. Identifying the grain is one of the most important parts of having a quality data...
2023-08-16
4 reads
Inside Redgate Software, someone posted a picture and was asking if anyone knew who the person was. In this case, there had been a conversation at an event, and...
2023-08-16
43 reads
It’s been a bit since I did one of these so let’s go back to the basics. Best practices. We ... Continue reading
2023-08-16 (first published: 2023-08-01)
512 reads
This month I prompted bloggers to talk about what database job titles mean to them. Thank you to all who posted on this topic! Don’t worry; if you still...
2023-08-16 (first published: 2023-08-15)
20 reads
If you’re like me, you sometimes wonder how different other environments are from the one I work in. Well, the ones I used to work in. These days I...
2023-08-15
16 reads
Why should you patch your SQL Server instances? Compliance, stability, security, reliability, functionality, and more. Microsoft regularly releases updates to SQL Server known as Cumulative Updates (CUs). Cumulative updates...
2023-08-15
41 reads
I haven’t touched Docker Swarm for a looooong time but I was asked about running SQL Server in Swarm at a conference a while back…so here’s how it can...
2023-08-14 (first published: 2023-07-26)
377 reads
I had to test something for a customer, and as a part of this there as a need to have a different default schema for a user. I wrote...
2023-08-14 (first published: 2023-07-26)
391 reads
Remotely Copy Files To Multiple Destinations Using PowerShell
Basic Copy-Item cmdletIf you have used some PowerShell, you are probably familiar with Copy-Item...
2023-08-13 (first published: 2023-08-12)
2,315 reads
Remotely Copy Files To Multiple Destinations Using PowerShell
Basic Copy-Item cmdletIf you have used some PowerShell, you are probably familiar with Copy-Item...
2023-08-12
37 reads
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item How We Handled a Vendor...
Comments posted to this topic are about the item Cognitive Coverage
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers