At long last, tables are up!
If you’re like most users, tables are the main reason you use Power Query. You ask Power Query to pull data from one or more sources, mash it up and then return the results in a table which is then handed off to the host application (Microsoft Excel, Power BI, SSAS, SSIS, etc.).
As you might expect, with tables being of such fundamental importance, there’s plenty we could explore. A whole series could be written about the standard library’s table functions. While that would be fun to do, the focus of this series is the M language, not the library, so things related to the language are what we’ll delve into here.
The previous post in this series concluded with the thought that tables are similar in behavior to lists and records but go beyond what we’d get if we tried to build our own simulated tables using those two types. Let’s start by looking at a way in which table and list are similar….
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