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Error-handling in Power Query
Data is the daily bread-and-butter for any analyst. In order to provide good results you also need good data. Sometimes this data is very well prepared beforehand and you can use it as it is but it is...
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Visualizing SSAS Calculation Dependencies using PowerBI
UPDATE: This does not work for Tabular Models in Compatibility Level 120 or above as they do not expose the calculation dependencies anymore! One of my best practices when designing bigger SQL...
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Running Local R Scripts in Power BI
One of the coolest features of Power BI is that I integrates very well with other tools and also offers a lot of interfaces which can be used to extend this capabilities even further. One of those is...
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Score whole PowerBI DataSets dynamically in Azure ML
One of the most requested features when it comes to Azure ML is and has always been the integration into PowerBI. By now we are still lacking a native connector in PowerBI which would allow us to...
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Storing Images in a PowerBI/Analysis Services Data Models
As some of you probably remember, when PowerPivot was still only available in Excel and Power Query did not yet exist, it was possible to load images from a database (binary column) directly into the...
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Reading Delta Lake Tables natively in PowerBI
Working with analytical data platforms and big data on a daily basis, I was quite happy when Microsoft finally announced a connector for Parquet files back in November 2020. The Parquet file format is...
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Custom functions and complex return types in Power Query
When working with Power Query, you have probably already realized that every expression you write returns a value of a specific type. Usually this will be a primitive type like text, number, or date....
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Doing relative-time Slicers properly in Power BI
A very common requirement for a Power BI report that I stumble across at almost all of my customers is to automatically show data for the current day/month/year when a report is opened. At first sight...
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