20 November 2019
20 November 2019

SSRS is Still Around

The other day, a friend asked me if Microsoft is discontinuing SQL Server Reporting Services (SSRS) now that Power BI is the premier MS reporting and dashboarding tool. It seems like more organizations are finding fewer reasons to use SSRS due to the ease of use and features of Power BI. Despite all the news … Read more
31 July 2019
31 July 2019

Cracking DAX – the EARLIER and RANKX Functions

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So far in this series, Andy Brown of Wise Owl Training has shed light on functions like CALCULATE, VALUES and FILTER, but it’s only when you understand the idiosyncrasies of the EARLIER function that you can claim to have genuinely cracked DAX. This article gives four examples of the use of this peculiar function, in the process explaining why it has such a misleading name. Using the EARLIER function properly all boils down (as is so often the case with DAX) to understanding row and filter context. The article also shows how to use the RANKX function to sort data into your required order.… Read more
17 May 2019
17 May 2019

Streamlining a Power BI Solution

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Power BI is an excellent tool for departments or small organisations getting started with their BI solution. Unless some time is spent organising the solution, however, it can become cluttered. In this article, Gogula Aryalingam explains how to streamline the solution to keep it organized and efficient. … Read more
17 April 2019
17 April 2019

Using the FILTER Function in DAX

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In the previous article of this series, Andy Brown of Wise Owl Training explained how to use the oh-so-important CALCULATE function in DAX to make changes to the default filter context within a formula. This article shows how you can use the FILTER function to do something similar and explains the differences between the two approaches. … Read more
15 April 2019
15 April 2019

The BI Journey: The Expert’s Advice – Part 2

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A BI project should return value to the company quickly, not only after months or even years of work. In this article by Gogula Aryalingam, Ruthie, the intern, determines which items from her manager's requirements she can complete before the big meeting. She continues working on her semantic model by including a Date table, the star schema, measures, formatting, and more.… Read more
20 February 2019
20 February 2019

The BI Journey: The Expert’s Advice – Part 1

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Creating a quick dashboard with a few reports may be the beginning of a BI solution, but unless time is spent on the underlying model, it won't be adaptable enough to grow. In this article by Gogula Aryalingam, you'll see how the advice of a mentor helped a newbie understand how to create a flexible model that will lead to a valuable BI solution. … Read more
21 January 2019
21 January 2019

The BI Journey: The Analyst

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Most organizations today understand the value of analysing their data. In some cases, they haven’t realized the value or are just getting started. This article, by Data Platform MVP Gogula Aryalingam, describes how analytics can start small – with just one Power BI dashboard – and grow from there. … Read more
14 January 2019
14 January 2019

Using the DAX Calculate and Values Functions

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In the first two articles in this series on creating DAX formulae, Andy Brown of Wise Owl Training showed how to create calculated columns and measures. In this third article, he turns his attention to two of the most important DAX functions (CALCULATE and VALUES), showing how and when to use them. If DAX knowledge can be compared to a heavily fortified castle, the CALCULATE function is the drawbridge giving access to it. … Read more
28 December 2018
28 December 2018

Creating Measures Using DAX

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In the first article in this series, Andy Brown demonstrated how to create calculated columns in Power BI using the DAX language. This second article in the series explains what measures are, and how you can use DAX to create measures within Power BI. The formulae in the article apply equally well to PowerPivot and Analysis Services Tabular Model. … Read more