Πηγή: DAX Function Reference
Use Calculated Table to Figure out Monthly Subscriber Churn | pbidax https://pbidax.wordpress.com/2015/09/27/use-calculated-table-to-figure-out-monthly-subscriber-numbers/
Excel 2016 includes a powerful new set of features called Get & Transform, which provides fast, easy data gathering and shaping capabilities. Get & Transform enables you to connect, combine, and refine data sources to meet your analysis needs.
Did you know that with Power Query in Office 365, you can create basic M Language code and functions? The recommended practice is to let Power Query generate the code. In some situations however, it might be interesting to add your own custom touch.