Speaking at SQL Server Days 2015
I have the great pleasure to announce I’m speaking for the 5th time at the Belgian SQL Server Days! The...
2015-07-15
663 reads
Koen Verbeeck
Power BI Confusion
Just a quick post on some Power BI material that I believe should reach as many people as possible. I get...
2015-07-14
1,637 reads
T-SQL Tuesday #68: Just say No to Defaults
It’s the second tuesday of the month and you know what that means! T-SQL Tuesday time! If you don’t know...
2015-07-17 (first published: 2015-07-13)
2,430 reads
Thoughts on Power Query and SSIS
Recently I received a very interesting question on Twitter from Jeremy (blog | twitter):
@jmarx definitely yes
— Koen Verbeeck (@Ko_Ver) July 10,...
2015-07-13
2,566 reads
Reblog: What’s the deal with Excel and SSIS?
SQLKover update: When I read this old blog post of mine, all I can think about is: Power Query to...
2015-07-10
1,341 reads
100th post
This is my 100th blog post here at LessthanDot!
(I’m not lying, check for yourself)
I started blogging at the end of...
2015-07-10
526 reads
Overview of Published Articles – 2015Q2
Here is an overview of the articles I published in the secondt quarter of 2015.
INTENSE SCHOOL
Book Review: Query Tuning & Optimization by...
2015-07-09
533 reads
Hello world!
Hi there!
Although this looks like my first blog post, it actually isn’t. This is the new place for my blog,...
2015-07-08
381 reads
How to drop a Temporal Table
No no, I didn’t say temporary, but temporal! SQL Server 2016 introduces a great new feature called Temporal Tables. Or...
2015-07-03
2,786 reads
Doing a Full Outer Join in Power Query
A while back a give a session at the element61 Microsoft Business Analytics Day, a free event where the capabilities...
2015-07-09 (first published: 2015-07-02)
3,846 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