Stairway to MDX - Level 12: : MDX Time/Date Series Functions: OpeningPeriod() and ClosingPeriod() Functions
BI Architect Bill Pearson continues with the second of a set of articles surrounding a group of MDX functions specialized to support the analysis of data within the context of time / date. In this article, we will explore the OpeningPeriod() and ClosingPeriod() functions, and get hands-on practice with each in meeting sample business requirements.

