This is a quick tutorial on how to analyse M-functions step-by-step. Queries, that have been transformed into a function (1) can be invoked in the query-editor (2) and they will then return (…) Read more
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Multiple replacements or translations in Power BI and Power Query
A common task when cleaning data is to perform multiple replacements at once. When dealing with “translation tables” you might have come across Chris Webb’s solution using List.Generate to deal with this. (…) Read more
Universal JSON-opener for Quandl in PowerBI and Excel/Power Query
Today I discovered JSON (…confess) and Quandl. Mates – this is powerful! Here comes just a quick function to automatically expand all columns of a time-series at once:
How to display Power Query results with line feed or carriage return
Although you can inject linefeeds (“#(lf)”) and carriage returns (“#(cr)”) in Power Query, lines will not break in the Excel-display. This simple trick makes your lines break nicely in Excel: Click into the formula (…) Read more
How to hack yourself in Power BI (and Power Pivot?)
Reading Gerhard Brueckl’s post on how to visualize SSAS calculation dependencies reminded me of my post about a similar technique from December last year. His solution has features that would do (…) Read more
PowerBI Best Practice: Views for non-database data
Marco Russo has shared bunch of very valuable PowerBI best practice tricks for designing your PowerBI model here: http://www.sqlbi.com/articles/data-import-best-practices-in-power-bi/?platform=hootsuite One of them being never to directly import a database table, but (…) Read more