Understanding the Application of Calculation Items
In previous articles we first introduced calculation groups and the application of calculation items, providing the best practices on how to author calculation items. In this article we describe in greater details the process of calculation item application.
The content of this article is not strictly needed if you obey the best practice of always applying a calculation item to an expression containing a single measure. Nevertheless, for the curious among our readers, this article describes the reasons for the best practice. We explain the rule by showing several practical examples where not obeying the best practice leads to wrong or unexpected results.