Topic: Data modeling

7 results
  • A DAX calculation can produce convincing values at the detail level and still fail at the total. The problem is often not the total itself: the business rule was evaluated at the wrong granularity. This article introduces four grains, or…  Read more

  • This article describes the data model and DAX measures to analyze the effectiveness of campaigns, by separating attributed sales (directly linked to a campaign) from influenced sales (all sales of products participating in campaigns, regardless of attribution).  Read more

  • This article describes how to implement the comparison between school terms. The same technique can be applied to any arbitrary time periods that do not match regular months or quarters in a calendar, such as seasons or campaigns.  Read more

  • Using ALLSELECTED with no arguments in a remote model later used in a composite model might produce unexpected results. In this article we examine the topic and provide the reasons why ALLSELECTED requires special attention.  Read more

  • SQLBI is now offering a new Data Modeling video course: Introduction to Data Modeling for Power BI. This article describes which users will benefit from this learning experience the most, and how to enroll in the course.  Read more