Using RELATED and RELATEDTABLE in DAX

Why and when to use RELATED and its companion function RELATEDTABLE: two common DAX functions that are required when using a row context with relationships. Article and download: https://sql.bi/751669?aff=yt How to learn DAX: https://www.sqlbi.com/guides/dax/?aff=yt The definitive guide to DAX: https://www.sqlbi.com/books/the-definitive-guide-to-dax-2nd-edition/?aff=yt