Mastering the RANKX Function in Power BI – From Common Errors to Dynamic Rankings
Power BI offers powerful DAX functions, and RANKX is one of the most useful when you want to assign ranks based on measures like sales, profit, or quantity. But if you're new to it, it might not work as expected at first. In this blog, I'll walk you through a real-world scenario where I explored RANKX, faced common issues, and how I solved them. Syntax of RANKX RANKX( table, expression, [value], [order], [ties] ) Parameter Description table The list (table or column) over which ranking is done. expression The expression to evaluate for each row (usually a measure like [total sale]). Value(optional) A value to rank (rarely used; DAX infers automatically). order(optional) ASC (ascending) or desc (descending). Default is asc ties(optional) How to handle ties: skip, Dense or leave blank (default is Skip ). our goal is we want to calculate a rank for products based on total sales usi...