Calculated Measures & Aggregations

Writing correct aggregations and calculated measures — where subtle mistakes silently produce wrong numbers.

Read

45 min

Practice MCQs

25

Interview QA

25

Edition

v4

Editorial status

Reviewed

Relevant for

Business Intelligence Developer,Data Analyst

Scope: Current DAX and Microsoft Power BI, Tableau calculations and LOD expressions, and LookML measure guidance reviewed 2026-09-04.