Author: Reza Rad

Combining Dimension Tables in Power BI using Power Query: Basics and Foundations of Modeling

The article that I wrote earlier this week about the shared dimension had a lot of interest, and I’m glad it helped many of you. So I thought better to write about the basics of modeling even more. In this article, I will be focusing on a scenario that you have all faced, however, took ...

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Creating a Shared Dimension in Power BI Using Power Query: Basics and Foundations of Modeling

For a data warehouse professional, a shared dimension concept is always clear, and a star schema design always includes such type of entity. However, in the Power BI user’s world, there are many users who are not coming from a data warehousing background. It is necessary to understand some of the concepts in order to ...

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DAX and Conditional Formatting Better Together: Find The Biggest and Smallest Numbers in the Column

  In the previous article, I explained the importance of Conditional formatting and mentioned that having a table with no color coding is not a proper way of giving information to your users. In this article, as the second step; I’m going to show you how to use DAX combined with conditional formatting to only ...

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Remove Duplicate Doesn’t Work in Power Query for Power BI? Here is the Solution!

One of the most common transformations in Power Query is the Remove Duplicates. This transformation is used in many scenarios, one of the examples, is to create a dimension table with unique IDs in it, so can be used as the source of a one to many relationships to fact tables in the relationship diagram ...

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Linked Entities and Computed Entities; Dataflows in Power BI Part 4

In previous articles, I explained what is the Dataflow and where to use it, I also explained how to create a dataflow, and what is the common data model. In this article, I’m explaining one of the differences between Dataflow and the Power Query in Power BI Desktop, which is Linked Entities and Computed Entities. ...

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