© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022
A. BoxUp and Running with DAX for Power BI https://doi.org/10.1007/978-1-4842-8188-8_18

18. Table Expansion

Alison Box1  
(1)
Billingshurst, West Sussex, UK
 

In this chapter, you will learn how to reference expanded tables in your DAX code and explore how this knowledge can help you manage the limitations imposed on you by the structure of your tables within the star schema. The concept of table expansion is the final piece in the jigsaw of understanding how DAX works.1 This implies there is some precedence in the importance of DAX concepts. However, just as in a jigsaw, it’s only when all the pieces have been fitted do you see the whole picture, and we can ...

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