Power BI Webinar Overflow Q&A
Last week I held a free Power BI webinar for people starting out with Power BI who are wondering why they should invest time in learning about DAX. I had more than 700 people register …
REMOVEFILTERS() in DAX
Level: Intermediate Recently Microsoft introduced a new function in DAX called REMOVEFILTERS(). This is a very useful and well named function and it does exactly what its name suggests. Its purpose is to act as …
Is my Power BI Report Filtered?
I was delivering Power BI training in Melbourne last week and one of my students asked if it was possible to show on a report if any filters have been applied. It is a very …
Free Webinar: Introduction to DAX for Power BI
On 2 October I will be hosting a free webinar called “Introduction to DAX for Power BI”. I have trained literally thousands of people on the DAX language through my books, online training and live …
Preventing & Managing Refresh Failures in Power BI
In this article I am going to share with you a concept to manage refresh failures in production PowerBI.com reports. In a perfect world, you should configure your queries so that they “prevent” possible refresh …
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Renaming all the Columns in a Table at Once using Power Query (M Language)
There are some valid reasons why you may need to change the names of all the columns in a table for use in Power BI. It is of course possible to change each column name …
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Use Microsoft Flow to Notify of New Files in a Folder
Last week I attended Summit Australia in Melbourne. Summit Australia is a conference that focuses on the same products as the larger Microsoft Business Applications Summit (held this year in Atlanta). The majority of delegates …
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Dynamically Show Completed Months in Power BI
One common requirement I have come across a few times is to limit a Power BI visual to only show completed months and exclude the current active month. This is common if you load data …
Power BI Icon Names
A few weeks ago I wrote an article “Conditional Formatting Using Icons In Power BI” about the Power BI Icon feature released in July 2019. There were 2 common questions/themes coming from readers’ comments, and …
The FILTER Function in DAX Part 2
Level: Intermediate In my last article, I introduced the basics of the DAX FILTER() function. Hopefully that introductory explanation to FILTER() helped you get your head around what FILTER() is doing under the hood. With …
The FILTER Function in DAX
Level: Intermediate FILTER() is one of the most important functions in the DAX language. It is quite a simple function and yet many people are scared off when they see it. In this article I …
Conditional Formatting Using Icons In Power BI
Today Microsoft announced that it is now supporting icon sets to be used for conditional formatting in Power BI. This feature has been available in Excel, like forever, and it great to see it available …
Pareto Analysis in Power BI
Level: Intermediate Pareto Analysis is a statistical technique that applies the Pareto Principle to data. This is more commonly known as the 80:20 Rule. The Pareto Principle is based on the presumption that a relatively …
Slicer with Histogram in Power BI
I was doing some online shopping last week and saw a price slicer with a histogram to show the concentration of price points. I thought it was pretty cool, so decided to see if I …
Filters on Power BI Slicers – Wait, What?
There was a new feature released in the June 2019 version of Power BI Desktop that I really like and I think warrants some explanation and review. The new feature allows you to pre-filter a …
Power BI APIs for Non-Programmers
Level: Intermediate There was an announcement made a few weeks ago by Microsoft that nearly slipped under my radar. I don’t always read the more technical announcements because I don’t have a highly technical background. …
Solving a Complex Time Problem In Power BI
Level: Intermediate I was delivering some training last week for a customer in Sydney and they participants had an interesting problem where they needed to be able to report on a rolling time window. Think …
Pivoting Text Data Using Power Query
It is very common to need to transform data from one “shape” to another “shape” before it can be used inside Power BI for analysis (although many beginners don’t realise this). One such example is …
Column Sub Folders are Better than Measure Sub Folders
I blogged about the various ways to use Measure tables and Measure Sub Folders in Power BI a few weeks back. I discussed why measure tables may be required, and also a few reasons why you …
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Six Sigma Control Charts in Power BI
Level: Intermediate I have had a couple of requests for help during my live training classes and online training classes on how to build a Six Sigma Control Chart. Now I am not professing to …