What and when: DateAdd vs ParallelPeriod vs SamePeriodLastYear
Reza Rad over at http://radacad.com/dateadd-vs-parallelperiod-vs-sameperiodlastyear-dax-time-intelligence-question explains the differences and provides easy usage scenarios for DateAdd, ParallelPeriod and SamePeriodLastYear DAX functions. Read his blog post to see how he reached to below conclusion: DateAdd and SamePeriodLastYear both work based on the DYNAMIC period in the filter context. ParallelPeriod is working STATICALLY based on the interval selected in the…