I’m sure I’ve never mentioned that I’m an amateur radio operator. Like Vegans and Cross Fitters, we tend to be shy and withdrawn about our predilections. BWA-HA-HA! Ok, like...
2025-04-28 (first published: 2025-04-11)
370 reads
A while back I wrote about using AI to explore why people are not using Extended Events. You can read all about it here, but a short summary of...
2025-04-11 (first published: 2025-03-31)
311 reads
Let’s face it, most of the time, you probably don’t want your SQL Server execution plans to go parallel. After all, that’s why, instead of adjusting the Cost Threshold...
2025-04-04 (first published: 2025-03-24)
606 reads
When Covid took out the PASS organization, I had someone say to me, “Well, that’s the end of the data community.” My response was pretty simple, “Nope. The community...
2025-03-20
26 reads
I live for questions and this was an interesting one. Can you see Table Valued Parameters that have been passed in to Extended Events? I literally have no idea....
2025-04-02 (first published: 2025-03-17)
329 reads
I’ve been putting together a new PostgreSQL session called “Performance Monitoring for the Absolute Beginner.” There are several ways to get an understanding of how well your queries are...
2025-02-21 (first published: 2025-02-13)
351 reads
I travel quite a lot for work. Most of it is in the US and Europe, but I get around to other places as well. Most of the time,...
2024-10-21 (first published: 2024-10-07)
284 reads
Please, let me reiterate: The only valid test of a backup is a restore. THE ONLY VALID TEST OF A BACKUP IS A RESTORE. I’m happy that you have...
2024-10-16 (first published: 2024-09-30)
284 reads
Another discussion in Gothenburg (such a great group of people) around Extended Events lead to a (admittedly, tiny) idea for an additional use for sp_statement_completed. The basics for sp_statement_completed...
2024-10-09 (first published: 2024-09-23)
395 reads
I had an excellent group of people in Gothenburg Sweden when I taught there and I was asked: Can You See Who Forced a Plan? I didn’t know the...
2024-09-25 (first published: 2024-09-16)
158 reads
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Comments posted to this topic are about the item Let's Talk Certifications
Comments posted to this topic are about the item The Hidden Security Risks of...
Comments posted to this topic are about the item The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers