Workaround for Computed Entity in Power BI Pro: Dataflow in Power BI

I have previously written about What dataflow is and scenarios of using it. I also wrote an article about Computed Entity and the important role of that for performance and data lineage. However, a Computed entity is a premium-only feature. There are sometimes that you don’t really need premium functions of Power BI, and only Read more about Workaround for Computed Entity in Power BI Pro: Dataflow in Power BI[…]

Exception Reporting in Power BI: Catch the Error Rows in Power Query

To build a robust BI system, you need to cater for errors and handle errors carefully. If you build a reporting solution that the refresh of that fails everytime an error occurs, it is not a robust system. Errors can happen by many reasons, In this post, I’ll show you a way to catch potential Read more about Exception Reporting in Power BI: Catch the Error Rows in Power Query[…]

Fuzzy Matching in Power BI and Power Query; Match based on Similarity Threshold

After a long wait, in the October 2018 release of Power BI Desktop we saw the fuzzy matching feature added finally. Yay! Have you ever wanted to match two tables together but not on exact matches, but also on a threshold of similarity? if your answer to this question is yes, then this feature is Read more about Fuzzy Matching in Power BI and Power Query; Match based on Similarity Threshold[…]

Export the Entire M Power Query Script from a Power BI File, New Version of Power BI Helper, Search based on Field Description in the Model

Previous versions of Power BI Helper had some features related to the visualization part and the modelling part of a Power BI file. This latest release of Power BI helper, can export the entire M or Power Query script into a file or into clipboard. Sometimes, especially when the number of queries in the Power Read more about Export the Entire M Power Query Script from a Power BI File, New Version of Power BI Helper, Search based on Field Description in the Model[…]

List.Accumulate Hidden Gem of Power Query List Functions in Power BI

There are a number of List transformations available in Power Query’s graphical interface. However, the number of functions in the graphical interface is very limited. In this post, I’m going to explain about a function that is really powerful and is not yet listed in the graphical interface. List.Accumulate is a function that loops through Read more about List.Accumulate Hidden Gem of Power Query List Functions in Power BI[…]

Basics of Value Structures in M – Power Query Formula Language

A couple of months ago, I’ve written a blog post about Basics of M and explained few basics about this language. In this post, I’m going to the next step and will explain few other structure definitions in this language. In this post, you will learn about Tables, Records, Lists, and how to navigate through Read more about Basics of Value Structures in M – Power Query Formula Language[…]

Dates Between Merge Join in Power Query

Using Merge in Power Query gives you the ability to join on a EQUAL join with one or more fields between two tables. However, in some situations you need to do the Merge Join not based on equality of values, based on other comparison options. One of the very common use cases is to Merge Read more about Dates Between Merge Join in Power Query[…]

Basics of M: Power Query Formula Language

M is the powerful language behind the scene of Power Query. Any transformation you apply will be written in M language. For many, M looks like a scary language. In this post I like to explain a bit of basics of M. Not mentioning any functions. Mainly I want to explain to you how the Read more about Basics of M: Power Query Formula Language[…]

M or DAX? That is the Question!

What is the main difference between M and DAX? Why we can do a calculated column in two different places? What are pros and cons of each? Which one should I use for creating a profit column? Why I cannot do all of it in only one; DAX or M! Why two different languages?! Why Read more about M or DAX? That is the Question![…]

Fetch Files and/or Folders with Filtering and Masking: Power Query

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Fetching list of Files in a folder is easy with Power Query, it is one of the built-in source types. However fetching list of folders is not a built-in function. In this post I’ll show you how to fetch list of files, and also fetch only list of folders. The method explained in a way that you can customize the code and apply any conditions as you want later on. Conditions such as File or folder name masking to fetch only names that contains special character strings.

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