Turning columns to rows, or rows to columns is easy with Power Query and Power BI. There are many situations that you get a name, value data source, and wants to convert that into columns with values underneath. On the other hand many times you get multiple columns and want to change it to name, Read more about Pivot and Unpivot with Power BI[…]
If you be familiar with Power Pivot you know that there is a functionality in Power Pivot for setting a table as a Date Table. This enables time intelligence functions such as year to date to work properly over your data model. However this option is not available in Power BI Desktop. There is no Read more about Secret of Time Intelligence Functions in Power BI[…]
Calculated tables first introduced in September 2015 update of Power BI Desktop. The name speak for itself; these are tables created by calculation. As these are in-memory tables their calculation is based on DAX (Data Analysis eXpression language). There are many benefits of using Calculated tables, such as using them for role playing dimensions (for Read more about Scenarios of Using Calculated Tables in Power BI[…]
Power BI utilizes two built-in map charts; Map and Filled Map. Filled Map is a map that shows data points as Geo-spatial areas rather than points on map. Areas can be continent, country, region, state, city, or county. Working with Filled Map however isn’t as easy and convenient as the map chart is. You need Read more about Power BI Filled Map; the Good, the Bad, and the Ugly[…]
In previous chapters of Power BI from Rookie to Rock Star you’ve learned that Power BI reports and models can be published in Power BI website for sharing, scheduling and some other purposes. One of the features in Power BI website which is unique to Power BI and is not available in many BI tools Read more about Power BI Q&A; How to Ask Questions?[…]
In previous posts of Power BI from Rookie to Rock Star you’ve learned that Power BI has bunch of useful built-in visualizations such as bar chart, column chart, waterfall chart, tree map, and many other visualizations. However there is always requirement for new types of visualizations. You might want to visualize parts of the data Read more about Custom Visuals in Power BI; Build Whatever You Want[…]
Power BI can connect to many data sources as you know, and Spark on Azure HDInsight is one of them. In area of working with Big Data applications you would probably hear names such as Hadoop, HDInsight, Spark, Storm, Data Lake and many other names. Spark and Hadoop are both frameworks to work with big Read more about Power BI and Spark on Azure HDInsight; Step by Step Guide[…]
In previous steps you’ve learned how to extract and mash up the data from CSV and automate the process of looping through all CSV files in the source folder. In this step we are going to build visualizations based on the data set we’ve built so far. In this post you will see how easy Read more about Be Fitbit BI Developer in Few Steps: Step 3 Visualization[…]
In the first step you’ve learned how to manipulate and mash up the data with few changes in Power Query M script. In spite of Power BI Desktop not being able to recognize your CSV file correctly because of the header row, you managed to write script and fetch data as you required. However this Read more about Be Fitbit BI Developer in Few Steps: Step 2 Loop Through All CSV Files[…]
Power BI made things really easy, it isn’t hard to build dashboards and data analysis on almost any types of data sources. Previously in other sections of the online book; Power BI from Rookie to Rockstar I’ve mentioned few data sources and ways of connecting to them. In this post I like to show you Read more about Be Fitbit BI Developer in Few Steps: First Step Get Data from CSV[…]