March 2024
Intermediate to advanced
814 pages
22h 10m
English
Content preview from Extending Power BI with Python and R - Second Edition
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Answers
Chapter 1
- The stages are data loading, data transforming, and data viewing.
- You can’t use a Python dictionary as a data source. Only pandas DataFrames are recognized by Power BI as allowed data sources.
- You can’t use an R list as a data source. Only R data frames are recognized by Power BI as allowed data sources.
- In the case of both the Python script and R script, the name of the variable that contains the transformation data obtained up to the previous step is dataset.
- You must drag the fields you want to use in your script to the Values area.
- You must refresh the data in order to re-run a Python or R script added as a Power Query step (either in the loading phase or in the transforming phase) – or set a Page Refresh property for ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.