Level: Beginners Edit: Sep 2019 There are many best practices for Power BI. I know these things so intuitively now that it is very easy to forget how I incrementally learnt these things along the journey. Most of these things are not “right” vs “wrong” – they are more often […]
Level: Beginners I help a lot of people on forums who ask questions about time intelligence for DAX. If you are just starting out then the chances are that you may not even be clear what time intelligence is and hence sometimes you don’t even know what to ask. Often […]
Level: Intermediate Last week I shared how it was possible to easily create an online survey using Excel for O365. Once such a survey is created, the data can be imported into PowerBI.com and used to create a simple report. The biggest issue with directly connecting to OneDrive like I showed […]
Level: Beginners I think today’s article will be of interest to my readers even though it is a little astray from my normally pure Power BI, Power Pivot and Power Query content. I will show you how to quickly and easily create an On-Line Survey that you can distribute to […]
Today I am sharing an easy way to use Power BI Desktop as a SSAS tabular server on your local PC. I find increasingly that I am building data models in Power BI Desktop and yet I still want to use Excel to analyse the data some of the time. […]
Level: Beginners Today Avi Singh and I met with Howie Dickerman from Microsoft to discuss the Power Pivot for Excel Add-In. You can read the background to this meeting at my blog post last month. Howie is the Program Manager assigned to Power Pivot for Excel and has a wealth […]
Level: Beginners Today I explain when it is important to create a lookup table and when it is fine to use native columns in a data table. I have rated this topic as a beginner topic as it is a fundamental skill to learn on your journey to become a […]
Level: Beginners I was chatting to Avi Singh the other day and we were comparing notes about the live Power Pivot training classes we both offer in Australia (me) and the USA (Avi). One thing we both have in common is that the Microsoft Excel Power Pivot Add-In CRASHES a lot during training! […]
Level: Beginners One of the great challenges Microsoft has faced with its “new” suite of Self Service BI tools (particularly Power Pivot) is that most people that could benefit from the holy trinity (Power Pivot, Power Query and Power BI) don’t even know these tools exist, let alone how the tools […]
Level: Intermediate Update: 2019. You can now do this natively in a Matrix, but this is still a good trick that can be used to solve various problems. You may or may not be aware that it (previously was) not possible to put Measures on rows in a Matrix in […]
Level: Intermediate Last week at my Sydney training course, one of the students asked me a question about LASTNONBLANK. This reminded me what a trickily deceptive function LASTNONBLANK is. It sounds like an easy DAX formula to understand, right? It just finds the last non blank value in a column […]
In October last year, Iman Eftekhari and I set up the Official Microsoft Power BI User Group (PUG) here in Sydney Australia. Since then we have gone from strength to strength and as of the time of this post the user group consists of a total of 330 members. If […]
Level: Intermediate As regular readers of my blog would know, I enjoy helping people on forums who need help with DAX, Power Query or Power BI. Recently I have answered quite a few questions for people that could benefit from a DAX “Banding” solution and hence I have decided to […]
Level: Beginners Edit: Sep 2019 What is Power BI? Microsoft Power BI Expert, Matt Allington, explains This ‘What is Power BI’ post is the third in my “what is” series having previously blogged about “What is Power Pivot” and “What is Power Query”. This topic is the hardest of the […]
Level: Advanced, but explained in detail so everyone can understand There is a lot to learn in DAX if you want to be a ninja. A couple of the more complex and important things to learn and understand are filter propagation and context transition. It is not so much that […]
Level: Intermediate I had an interesting problem with a client last week where I built a data model to calculate rebates payable to customers based on their sales turnover. There were a few challenges that I am going to cover below, including: There needs to be a user friendly way […]
Level: Beginners It has been 16 months since I wrote my blog post 5 common mistakes of self taught DAX students at PowerPivotPro.com. I train a lot of people at my training courses, including my Power BI online training course, and also help many more on various forums. The number […]
I’m really excited to share with you a new Excel Add-in that was authored by Bertrand d’Arbonneau and has recently been made available via SQLBI.com The Add-in called Power Pivot Utilities combines a number of existing tools into a single new tool bar in Excel as shown below (Excel 2013 […]
Microsoft has released a couple of long over due fixes to some long standing Excel 2013 bugs, both of which have been quite painful in their own way. Unfortunately for me the timing couldn’t have been worse. I literally just placed the order for the print run of my new […]
Level: Beginners I was helping a user at http://powerpivotforum.com.au with a question about collections reporting and thought it would make a good blog post. There are a few interesting concepts involved which I will explain as I go along. The scenario is as follows. We have 2 tables – one […]
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