Example: The case of the missing workdays
Having something like AutoExist sounds like a wonderful idea. Indeed, minimizing the number of calculations to be done is always helpful for performance. But there are situations where AutoExist gets in the way of what you want your Power BI model to achieve. In this section and the next, we will discuss a scenario where you have to circumvent AutoExist for things to work correctly. As with most of the cases in this part of the book, this one is based on a real customer's analytical challenges.
The business case
Let's assume that the company QuantoBikes, which sells bikes, parts, and accessories, has a business-to-business (B2B) sales channel where sales representatives actively pursue prospects, close deals, and book orders. As a B2B business, sales take place mostly on workdays. Here is a chart of typical sales in July 2020:
Figure 2.4.13: Daily sales chart for QuantoBikes
As a month progresses, we are interested...