http://dvbi.ru/articles/reading/smid/640/ArticleCategory/9/SSAS-permissions-and-MDS
https://blog.crossjoin.co.uk/2016/07/08/excel-2016-pivottable-mdx-changes-lead-to-big-query-performance-gains/
https://blogs.msdn.microsoft.com/analysisservices/2015/09/22/using-extended-events-with-sql-server-analysis-services-2016-ctp-2-3/