T-SQL Tuesday 184 - Mentorship
T-SQL Tuesday is a monthly blog party hosted by a different community member each month. This month, Deborah Melkin
(blog) asks us to talk about our relationship with mentoring and...
2025-03-11
35 reads
FLX SQL
The Mysterious Empty Table
It seems like no matter how long you work with a system beyond a trivial size, you’ll find something new every so often. A little while ago, I found...
2025-02-26 (first published: 2025-02-17)
406 reads
Posting to Bluesky via PowerShell on macOS
The week of PASS Data Community Summit 2024 (November 4-8), Bluesky seemed to reach critical mass with the data community as well as the tech community writ large. Over...
2024-11-12
14 reads
SQL Query Stats via Powershell
Sometimes, work tasks and questions that come up in the SQL Server Community Slack coincide.
A couple weeks ago, DrData asked
With SET STATISTICS IO ON, is there really no way...
2024-10-07 (first published: 2024-09-22)
309 reads
SQL Saturday Syracuse 2024 Recap
First Things First Thanks to every who came to my session, Asnwering the Auditor’s Call with Automation. Slides and scripts are posted to my Github.
The Event! This was Syracuse’s...
2024-09-08
36 reads
Speaking at SQL Saturday Syracuse 2024
I’m happy to announce that I will be speaking at the first-ever SQL Saturday Syracuse on September 7th, 2024. I will be presenting Answering the Auditor’s Call with Automation
2024-08-14
23 reads
T-SQL Tuesday 177 - Managing Database Code
T-SQL Tuesday is a monthly blog party hosted by a different community member each month. This month, Mala Mahadevan
(blog) asks how we manage our database-related code.
Where do you keep...
2024-08-12
26 reads
dbatools Required Filesystem Access for Database Restores
The Problem While performing an instance migration this spring, I happened upon something I didn’t expect in [dbatools](https://dbatools.io/). It should have been a simple backup/restore copy of the databases,...
2024-08-16 (first published: 2024-08-06)
288 reads
Regular Expressions to Generate Disable/Drop Index Scripts
Earlier this year, I embarked on a bit of a project to tidy up the indexes in a sizeable database. This database has over 900 tables, and there are...
2024-08-12 (first published: 2024-07-29)
445 reads
T-SQL Tuesday 174 - Your Favorite Job Interview Questions
T-SQL Tuesday is a monthly blog party hosted by a different community member each month. This month, Kevin Feasel
(blog | twitter) asks us about job interview questions.
What is your...
2024-05-13
39 reads
Blogs
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...
Au Revoir for now
By Steve Jones
No, I’m not quitting or retiring. Just going on vacation, but I leave tonight...
Forums
Let's Talk Certifications
Comments posted to this topic are about the item Let's Talk Certifications, which is...
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