T-SQL Tuesday #124 – I’m a Query Store Newbie
T-SQL Tuesday is a monthly blog party hosted by a different community blogger each month, and this month Tracy Boggiano (blog | twitter) asks us to talk about Query...
2020-03-11
23 reads
FLX SQL
T-SQL Tuesday #124 - I'm a Query Store Newbie
T-SQL Tuesday is a monthly blog party hosted by a different community blogger each month, and this month Tracy Boggiano (blog | twitter) asks us to talk about Query...
2020-03-11
14 reads
Modernizing Your T-SQL: The Sequence Object
This is one of several posts on modernizing T-SQL code with new features and functionality available in SQL Server. Last year, you finally retired the last of your SQL...
2020-03-10
49 reads
Modernizing Your T-SQL: The Sequence Object
This is one of several posts on modernizing T-SQL code with new features and functionality available in SQL Server.
Last year, you finally retired the last of your SQL Server...
2020-03-10
18 reads
Appearance: Data Bits #2
Last week (as I write this), Kevin Hill (blog | twitter) released the first episode of his new podcast Data Bits. I enjoyed listening to it and said “hey...
2020-03-05
20 reads
SQL Saturday Rochester 2020 Recap
Another SQL Saturday Rochester is in the books - our eighth over the past nine years. Unlike past years, I actually am going to recap the event! Ray Kim...
2020-03-03
21 reads
Does dbatools Have a Function for That?
dbatools has a lot of functions. A lot. Over 550. There is a great command index on the website, and the documentation gets updated every time a new version...
2020-02-25
22 reads
Modernizing Your T-SQL: String Aggregation
This is another in a group of several posts on modernizing T-SQL code with new features and functionality available in SQL Server. SQL Server 2016 gave us the STRING_SPLIT()...
2021-04-29 (first published: 2020-02-18)
1,261 reads
Modernizing Your T-SQL: String Aggregation
This is another in a group of several posts on modernizing T-SQL code with new features and functionality available in SQL Server.
SQL Server 2016 gave us the STRING_SPLIT() function,...
2020-02-18
23 reads
T-SQL Tuesday #123: Lifehacks to Make Your Day Easier
This month, Jess Pomfret (blog | twitter) is trying to beat the winter motivation slump by exploring, and asking us to share, our lifehacks that make daily life a...
2020-02-11
9 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