What is data lineage in DAX? How does it work? How can you write better DAX code knowing it? Article and sample download: https://sql.bi/76325?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