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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.

T-SQL Tuesday #59: My Hero

This month’s T-SQL Tuesday is hosted by Tracy McKibben (blog | twitter) and is all about heroes (not the TV show).

Ada Lovelace has been an inspiration to many. In keeping with my blog theme, let’s call her a hero. We all have our heroes, those people who…

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3 comments, 117 reads

Posted in Koen Verbeeck on 14 October 2014

Beware the defaults! (in windowing functions)

Some time ago I was writing some windowing functions on a set of data. Basically I was looking for the last date an event had occurred for each type of event. Let’s illustrate with an example:

	,[Group] CHAR(1) NOT NULL…

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4 comments, 4,821 reads

Posted in Koen Verbeeck on 7 October 2014

SQL Server Days 2014 – Slide deck

SQL Server Days 2014 is over, but it has been one great event. A very big thanks to the organizers! My session went pretty well, somewhere around 60 attendees I would guess and they didn’t seem too bored. I saw some other great sessions as well, such as Buck Woody… Read more

0 comments, 133 reads

Posted in Koen Verbeeck on 6 October 2014

The Magic Alt Button

Lately I have been using more and more the awesomeness of the Alt-button in SQL Server Management Studio (SSMS). What do I mean with this? While holding the Alt-button on your keyboard, you can select a block of text instead of lines of text.

Note that this is not an… Read more

9 comments, 111 reads

Posted in Koen Verbeeck on 23 September 2014

Stupid me #4 – The login is from an untrusted domain

After quite a while it has finally returned: another Stupid Me™®©! A reminder:

Every time I do something “stupid”, which happens from time to time, I’ll do a little blog post on what happened and how I solved it. The reason for this is twofold: I’ll have a solution online… Read more

1 comments, 6,397 reads

Posted in Koen Verbeeck on 21 August 2014

Tableau Data Visualization Cookbook – Review

After my review of Tableau Dashboard Cookbook, I read another book about Tableau, namely Tableau Data Visualization Cookbook by Ashutosh Nandeshwar. The book is published by Packt but I am relieved to say this time there were no significant editing issues. In fact it is quite well written and… Read more

2 comments, 127 reads

Posted in Koen Verbeeck on 8 August 2014

Modeling the Agile Data Warehouse with Data Vault – Review

A few months ago I followed an introductory course about the data vault modeling technique for data warehouses at a local training provider. As part of the training, I received the book Modeling the Agile Data Warehouse with Data Vault written by Hans Hultgren who also is an instructor… Read more

0 comments, 260 reads

Posted in Koen Verbeeck on 17 July 2014

Creating a Matrix Infographic in SSRS

With “Matrix Infographic” I simply mean those infographics FiveThirtyEight (site | Twitter), the website of statistic revelation Nate Silver, uses to display forecasts of World cup matches. An example:

I was wondering if something similar could be built using SSRS. And yes, it is possible and it isn’t… Read more

0 comments, 166 reads

Posted in Koen Verbeeck on 11 July 2014

Tableau Dashboard Cookbook by Jen Stirrup


I received this book through the O’Reilly blogger review program, which I already mentioned in the review of Thinking With Data. The actual publisher of the book is Packt Publishing, not O’Reilly itself.


I guess most people who have been in contact with the… Read more

1 comments, 189 reads

Posted in Koen Verbeeck on 7 July 2014

Speaking at SQL Server Days 2014

I am absolutely delighted to share the great news that I have been selected as one of the speakers for the 2014 edition of the SQL Server Days in Belgium. It is one of the biggest SQL Server events in Europe and this will be the 4th time I am… Read more

1 comments, 148 reads

Posted in Koen Verbeeck on 4 July 2014

ITPROceed – Slide Deck and demo materials

ITPROceed 2014 is now a thing of the past, but is has been an awesome – and free! – event. A very big thank you and “well done” to the organizers. It has been a great gathering of the #sqlfamily, with superb sessions about Azure, restoring databases with PowerShell, Hekaton… Read more

0 comments, 116 reads

Posted in Koen Verbeeck on 17 June 2014

Naked Statistics

A few weeks ago I stumbled up on this book review of Naked Statistics by Nathan Yau. The introduction on Amazon promises us the following:

Once considered tedious, the field of statistics is rapidly evolving into a discipline Hal Varian, chief economist at Google, has actually called “sexy.” From…

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0 comments, 193 reads

Posted in Koen Verbeeck on 23 May 2014

SSRS Nugget: displaying placeholders when no rows are returned

A few days ago there was an interesting question on the forum:

How can I get None in each cell of a table in the report if no rows are returned? If I use “No rows message” property, header is not displaying on the report but I would like to…

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4 comments, 1,337 reads

Posted in Koen Verbeeck on 15 May 2014

Speaking at ITPROceed

I’m delighted to announce I will be giving a session at ITPROceed, a new event in Belgium for the IT Professional. From their website:

ITPROceed is a joint effort between the ITProfessional User Groups with the strong support of Microsoft to bring you the best on the Cloud OS,…

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0 comments, 142 reads

Posted in Koen Verbeeck on 14 May 2014

T-SQL Tuesday #54: An Interview Invitation

It’s time for another T-SQL Tuesday! This month’s blog party is hosted by Boris Hristov (blog | twitter) and the subject is about interviews and hiring.

First I thought about writing a rant about the beginning of every interview and hiring process: recruiters. You can’t live with… Read more

2 comments, 198 reads

Posted in Koen Verbeeck on 13 May 2014

MDS: A Database Error Has Occurred

I recently came across the following error message when I tried to look at the batches in the Integration Management section of MDS:

515: A database error has occurred. Please contact your system administrator

Too bad I am the system administrator on that machine…

Anyway, after some searching it came… Read more

0 comments, 239 reads

Posted in Koen Verbeeck on 18 April 2014

Overview of Published Articles – 2014Q1

Since I write at different places – this blog, Intense School and - someone recently asked me if I could provide an overview from time to time to keep track of all the published material. It makes it easier to follow and it’s also a chance for me to… Read more

0 comments, 127 reads

Posted in Koen Verbeeck on 15 April 2014

SSIS Performance Testing

I had to do some performance testing for an upcoming MSSQLTips article and I thought I’d share the framework I used in a blog post.

First of all we have to log start and end dates of the package to a table so we can easily calculate the duration a… Read more

2 comments, 2,021 reads

Posted in Koen Verbeeck on 8 April 2014

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