Explore the fundamentals of MDX (Multidimensional Expressions) in this comprehensive 58-minute conference talk from the PASS Data Community Summit. Dive into key concepts such as T-SQL queries, star schemas, cube visualization, and naming conventions. Learn about sets, tuples, round brackets, and sub cubes through practical demonstrations. Master query structure, default measures, and techniques for adding multiple members and new product categories. Discover how to implement extra levels, point naming conventions, and work with multiple years. Gain insights into filtering, destination currency, measures, and the NonEmpty function. Compare MDX with DAX and explore windowing functions. Perfect for beginners looking to enhance their data analysis skills in multidimensional environments.