Power Query Transformation Pattern: Convert Status Log Dates Table to Start and End Date Table in Power BI

Posted on October 6, 2021October 6, 2021 by Reza Rad

I have previously explained how to analyze the data of a status log table and a from/to date table (like a subscription pattern). I also explained that in some scenarios a from/to table works better than a status log table. In this article and video, I’ll explain how you can transform or convert a status Read more about Power Query Transformation Pattern: Convert Status Log Dates Table to Start and End Date Table in Power BI[…]

Generate Year Month Day Combinations in Power BI Report using Power Query Date.ToText Function

Posted on September 30, 2021September 30, 2021 by Reza Rad

A common requirement when reporting data with a Date axis is to be able to see the year and the month in a short form beside each other. Formats such as 2021 Jan, or Jan 2021, or even Jan 21, or 2021-01 are very popular. In Power BI, ideally, you should have a Date dimension Read more about Generate Year Month Day Combinations in Power BI Report using Power Query Date.ToText Function[…]

Add Leading Zeros to a Number in Power BI Using Power Query

Posted on September 29, 2021September 29, 2021 by Reza Rad

There are a lot of situations where you need to add some leading zeros to a number. A common example of this is to create a month-year combination code using both month and year, and making sure the month is always two digits, regardless of being 1 or 12. There are many different ways of Read more about Add Leading Zeros to a Number in Power BI Using Power Query[…]

Change the Data Source TYPE of the Power BI Dynamically using Power Query Parameters

Posted on September 15, 2021September 15, 2021 by Reza Rad

I have written a blog article and explained how Power Query parameters can be used to change the data source in Power BI. Another useful scenario of it is actually to change even the data source itself. For example, you may have two data sources with exactly the same data structure (columns), but different data. Read more about Change the Data Source TYPE of the Power BI Dynamically using Power Query Parameters[…]

Power Query Function: Column Value Distribution in Power BI

Posted on September 14, 2021September 14, 2021 by Reza Rad

If you have a table and want to create a report of column value distribution of it in Power BI, This function helps you achieve it. I have explained previously in another blog and video, how to do this process step by step. In this article, I’ll share the code for a custom function that Read more about Power Query Function: Column Value Distribution in Power BI[…]

Creating Column Values Distribution Report in Power BI Using Power Query

Posted on September 10, 2021September 10, 2021 by Reza Rad

I have written about profiling data and the importance of it in Power Query, I also explained how the profiling data can be prepared to create a report in Power BI for the user to understand the data better. And I explained how the error count of that can be added to the report. Another Read more about Creating Column Values Distribution Report in Power BI Using Power Query[…]

Why data preparation and transformation? Why Power Query?

Posted on August 23, 2021August 23, 2021 by Reza Rad

Does Power Query requires training or reading a book, or even reading an article? I get this question a lot from those who started Power BI not long ago. Many users think that Power Query is just the get data from the source, and that’s it. Considering the many data source connectors in the Power Read more about Why data preparation and transformation? Why Power Query?[…]

Fuzzy Clustering in Power BI using Power Query: Finding similar values

Posted on July 30, 2021July 30, 2021 by Reza Rad

I have written two articles about fuzzy operations in Power BI and Power Query so far; fuzzy matching in Power BI, and fuzzy grouping. the methods above involve transforming the data with a fuzzy operation. However, sometimes you just want to know the similarity of values, or let’s say in other words; find the clusters. Read more about Fuzzy Clustering in Power BI using Power Query: Finding similar values[…]

Know Your Data Better by Column Profiling In Power BI using Power Query

Posted on July 27, 2021July 27, 2021 by Reza Rad

An essential step towards a better analytics solution is to know your data. You have to know your data to be able to determine key columns, to learn what transformations need to be done, and etc. Power Query provides a very useful way of knowing your data in Power BI. Power BI has features for Read more about Know Your Data Better by Column Profiling In Power BI using Power Query[…]

Fuzzy Grouping in Power BI using Power Query

Posted on July 22, 2021July 22, 2021 by Reza Rad

I have explained previously what fuzzy matching in Power BI is and how to use it. In this article and video, I’ll explain Fuzzy grouping. Fuzzy grouping in short means grouping text values by their similarity based on a threshold, rather than exact equal values. This option at the moment is available in Power Query Read more about Fuzzy Grouping in Power BI using Power Query[…]