MDX in Analysis Services: Mastering Time: Period - to - Date Aggregations

The next article in this MDX tutorial (the 16th part), MDX in Analysis Services: Mastering Time: Period - to - Date Aggregations addresses important time-related functions, such as YTD(), MTD(), etc. Combined with ParallelPeriod, this offers a quick way to answer the questions "where are we so far this year" and "how do we compare to last year", both of which are excellent demonstrations of the power of OLAP and how it can allow business users to get meaningful intelligence from their historical data - very quickly and segmented however they choose.