SQL Source Control and Git–Getting Started
It seems as though Git is taking the world by storm as the Version Control System (VCS) of choice. TFS...
2015-10-15 (first published: 2015-10-05)
7,610 reads
Backup Deployed Sessions
Having just completed several segments on the metadata for deployed sessions, it is time to bring all of that information together and see how it can be used -...
2015-10-05
20 reads
Backup Deployed Sessions
There is a wealth of information within Extended Events. Throughout this series, I have been working on exposing that wealth...
2015-10-12 (first published: 2015-10-05)
542 reads
The powerpoint for my SQL Server Security Basics session
Well I’ve done it. I’ve spoken at an event. I’ll discuss how I felt about it and what I learned...
2015-10-05
545 reads
Non-Clustered Index
In my previous blog I explained about clustered index (https://sqldose.wordpress.com/2015/09/20/clustered-index-and-related-interview-questions/ ).
Considering that we are versed with the concept of heap,...
2015-10-04
337 reads
Non-Clustered Index
In my previous blog I explained about clustered index (https://sqldose.wordpress.com/2015/09/20/clustered-index-and-related-interview-questions/ ).
Considering that we are versed with the concept of heap,...
2015-10-04
494 reads
SQL Saturday 467 - Precon - Query processing and internals
Im not doing a tremendous amount of public speaking this year and concentrating on more professional matters, however im pleased...
2015-10-04
479 reads
SQL Saturday 467 – Precon – Query processing and internals
Im not doing a tremendous amount of public speaking this year and concentrating on more professional matters, however im pleased...
2015-10-04
313 reads
Load Testing Your Storage Subsystem with Diskspd – Part III
In our final post in our “Load Testing Your Storage Subsystem with Diskspd” series, we’re going to look at output...
2015-10-04
3,655 reads
Presentation Downloads from SQL Saturday Columbus GA 2015
Thanks for joining us at SQL Saturday Columbus today on a gorgeous day to go inside and learn about SQL...
2015-10-03
515 reads
Blogs
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
The flight recorder: Replaying what an AI agent did on my SQL Server
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
Announcements from the Microsoft Fabric Community Conference — Barcelona 2026
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Forums
Let's Talk Certifications
Comments posted to this topic are about the item Let's Talk Certifications
The Hidden Security Risks of Role Combination in SSAS Tabular
Comments posted to this topic are about the item The Hidden Security Risks of...
The Empty Aggregate
Comments posted to this topic are about the item The Empty Aggregate
Question of the Day
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