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Koen Verbeeck

Koen Verbeeck is a Microsoft Business Intelligence consultant at element61, helping clients to get insight in their data. Koen has a comprehensive knowledge of the SQL Server BI stack, with a particular love for Integration Services. He's also a speaker at various conferences.

Archives: July 2015

Reblog: The shaky bug in SSIS

SQLKover update: I’m reblogging this a bit earlier (it’s a quite recent blog post) because I still see people with this issue. Also, it seems that sometimes the fix doesn’t work.

You may or may not have noticed it after installing SQL Server 2012/2014: the designer interface in Visual Studio… Read more

0 comments, 1,017 reads

Posted in Koen Verbeeck on 30 July 2015

Reblog: Star Schema The Complete Reference – Review

SQLKover update: 1.5 year later, I still stand by my position: Star Schema The Complete Reference is the best book on dimensional modelling around. Recommended/obligatory reading!

I finished my first book of this year and here’s the review! After I finished the newest edition of Ralph Kimball’s Data Warehouse Toolkit,… Read more

0 comments, 2,186 reads

Posted in Koen Verbeeck on 23 July 2015

Reblog: Creating a Semi-additive Measure over a Parent-child Hierarchy

Originally this blog post would be titled “Disabling aggregations over a parent-child hierarchy”, but I thought it could create confusion with the Aggregation Design concept in Analysis Services (SSAS), which is something completely different.

What I want to describe in this blog post is a method forcing a parent-child… Read more

0 comments, 836 reads

Posted in Koen Verbeeck on 16 July 2015

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 SQL Server Days is the largest SQL Server conference in the Benelux (and maybe beyond :)) and is hosted by sqlug.be. It will be great to see the #sqlfamily… Read more

0 comments, 652 reads

Posted in Koen Verbeeck on 15 July 2015

Power BI Confusion

Just a quick post on some Power BI material that I believe should reach as many people as possible. I get the notion there is a lot of confusion about what is possible in Power BI v2 and which features are supported in the free and in the paying version.… Read more

3 comments, 1,590 reads

Posted in Koen Verbeeck on 14 July 2015

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 what it means, T-SQL Tuesday is a monthly blog party of the SQL Server community – started by Adam Machanic (blog|twitter) – where everyone is invited… Read more

0 comments, 2,398 reads

Posted in Koen Verbeeck on 13 July 2015

Thoughts on Power Query and SSIS

Recently I received a very interesting question on Twitter from Jeremy (blog | twitter):

His question was a response on my earlier blog post What’s the deal with Excel and SSIS?, where I remarked that Power Query… Read more

2 comments, 2,368 reads

Posted in Koen Verbeeck on 13 July 2015

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 the rescue!

When it comes to importing data from an Excel sheet with SSIS, Excel has quite a reputation. And not a terribly good one. Well deserved, to be honest,… Read more

5 comments, 1,280 reads

Posted in Koen Verbeeck on 10 July 2015

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 2012, almost 3 years ago and it has been an amazing ride so far. I’ve apparently gathered almost 1.5 million views (I don’t really trust that figure… Read more

2 comments, 482 reads

Posted in Koen Verbeeck on 10 July 2015

Overview of Published Articles – 2015Q2

Here is an overview of the articles I published in the secondt quarter of 2015.



I’ve been busy writing tips!

Read more

0 comments, 525 reads

Posted in Koen Verbeeck on 9 July 2015

Hello world!

Hi there!

Although this looks like my first blog post, it actually isn’t. This is the new place for my blog, because I have already been blogging for almost 3 years at the site LessthanDot. I gathered 100 blog posts about business intelligence, SQL Server, Integration Services and other… Read more

4 comments, 365 reads

Posted in Koen Verbeeck on 8 July 2015

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 in other words, system-versioned tables. We’ll see what catches on. In a gist, such a table keeps track of the history of its rows by the use… Read more

4 comments, 1,518 reads

Posted in Koen Verbeeck on 3 July 2015

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 of  the Microsoft BI platform is demonstrated alongside client testimonials. I gave a session called “Drilling across Analysis Services cubes using Power Query”, which talked about how you can use… Read more

2 comments, 3,459 reads

Posted in Koen Verbeeck on 2 July 2015