Aggregation tables are the fast-performing solution for huge DirectQuery tables in Power BI. In the previous blog post, I explained what aggregation is and why it is an important part of a Power BI implementation. Aggregations are part of the Composite model in Power BI. Your first step for the aggregation set up is creating Read more about Power BI Aggregation: Step 1 Create the Aggregated Table[…]
Intro: In my younger days, I enjoyed playing computer games and in particular, maze-based games. So for the latest addition to my series of DAX based games, I thought I would have a crack at building a game in Power BI that allowed the user to appear to control a character through a maze to Read more about Fun with DAX – A-Maze-ing DAX[…]
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[…]
In the last two posts (Post1 and Post2), the process of how to set up a simple Power Apps for the aim of converting the image to text has been explained. The created Power Apps capture a picture from a receipt or any text. Also, how to create a flow that received the image Read more about Image Processing- Invoice recording using Power App, Microsoft Flow and Cognitive Service- Part 3[…]
You read it right, you don’t have to write DAX. If you are calculating a year to date, running total, or every rolling average, you may be able to do it without writing a single line of DAX code. How this is possible? With Quick Measures. Quick measures are an easy way to create DAX Read more about Quick Measures in Power BI: You don’t have to write DAX!?[…]
Sum and Sumx are functions that often founded to be misleading for many Power BI users. As both functions are doing the aggregation, it seems a bit confusing what is the actual difference between these two. There are many blog posts and articles about each function. I always explain the difference with simple demos in Read more about SUM vs SUMX; What is the Difference of the two DAX Functions in Power BI?[…]
In a Power BI model, relationships are important for passing filters, filter propagates through relationships. However, sometimes you create the relationship between two tables, and the relationship is a dashed line. In this post, I’ll explain to you everything you need to know about a dashed relationship, or as it called Inactive relationship. I will Read more about UseRelationship or Role-Playing Dimension; Dealing with Inactive Relationships in Power BI[…]
Microsoft Machine Learning Technologies Overview Artificial intelligence and specifically Machine learning can bring lots of benefit to the business owner. Many businesses using Microsoft data platform tools for many years. Microsoft employed machine learning in creating their products such as Xbox, Bing Search and so forth for a while. However, from 2014 they start to Read more about OVERVIEW ON MICROSOFT MACHINE LEARNING TOOLS[…]
We are excited to share you the November 2018 version of Power BI helper with many interesting features. With this version, you get the list of all pages and list of all bookmarks. You can find all bookmarks related to a page. You can also through this version find out the data columns that consume Read more about Find the Most Expensive Columns for Performance Tuning, Bookmarks, and more with Power BI Helper Version November 2018[…]
In this post, I am going to show how to connect the Power APP, that you created in Part One for the aim of taking a photo from your receipt, send it to the Microsoft Flow and cognitive service to convert the image to text. First, you need to follow the link for the creating Read more about Image Processing- Invoice recording using Power App, Microsoft Flow and Cognitive Service- Part 2[…]