A core capability of Power Query is to filter and combine, that is, to mash-up data from one or more of a rich collection of supported data sources. Any such data mashup is expressed using the Power …

This tutorial is intended as a simple introduction to M, and while it does not assume any prior knowledge, familiarity the Lambda Calculus, other Lisps, and functional programming in general will be useful.

Any new programming language is unreadable if you don’t know the basics first. This guide will hopefully get you up and running with M code so you can start creating more advanced queries.

Jul 10, 2017 · Learn basics of Power Query scripting language called M using some examples and learn to understand an existing M code in the advanced editor

Power Query M, a language commonly referred to as “M,” is a powerful data transformation and data preparation language designed specifically for Microsoft’s Power Query, an ETL (Extract, Transform, …

The M programming language is a minimal language primarily inspired by Lisp and Haskell, designed from the ground up to be as simple as possible for usability and expressiveness. For more …

Apr 17, 2023 · Power BI supports M Language and DAX to manage, manipulate, filter, and analyze the data. However, they are distinct from one another, are not interdependent, and each has a unique …

Sep 18, 2023 · This beginner's guide introduced the major building blocks of M Language - from development environment setup to programming fundamentals to techniques for real-world applications.

Jun 12, 2025 · M Language is the scripting language used by Power Query. When you perform actions through the UI (like removing columns or filtering data), Power BI generates M code behind the scenes.

Sep 25, 2023 · This article introduces M language concepts and examples of using M to manipulate data in Excel.