I recently came across a behavior of the Table.ColumnsOfType() function that I want to share with you today. Since this post talks about ascribed types in M, I …
M
Ascribed types in M: why to generally avoid them
I recently stumbled across the topic 'ascribed types' in M after a while and had a very informative conversation with the Power Query dev team about it. In this …
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Records in Power Query – how, when and why
The M language has so-called structured values, to which lists, records and tables belong. Each value type serves specific purposes and this post is intended to …
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Lists in Power Query – how, when and why
The M language has so-called structured values, to which lists, records and tables belong. Each value type serves specific purposes and this post is intended to …
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Komplexere benutzerdefinierte Funktionen in Power Query schreiben
Im letzten Beitrag habe ich darüber geschrieben was Funktionen eigentlich sind und wie Du Deine erste einfache benutzerdefinierte Funktion in Power Query/ M …
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Wie Du benutzerdefinierte Funktionen in Power Query schreibst
Power Query hat eine Vielzahl nativer Funktionen zu bieten, die Dir das Leben erleichtern, doch das ist noch lange nicht alles. Es ist auch möglich eigene, …
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Custom M function: GetTableOfDateAndDateTime
I am a huge fan of Power Query and the M language, but honestly I find it a bit inconvenient to create lists of date values or datetime values, using the …
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Writing documentation for custom M-functions, Part3
In my two previous posts you could see how to add documentation to custom M functions in Power Query for Excel and Power BI Desktop. In the current post I …
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Writing documentation for custom M-functions, Part2
The good documentation of custom M functions is a key factor for efficiency in Power Query and Power BI Desktop. In my first post on this topic, I explained why …
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Writing documentation for custom M-functions, Part1
In a programming language such as M, with more than 630 functions, it is more than just useful if these functions are well documented. However, this also …
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