Forum Discussion
Standard deviation calculation through Power query
Dear all, I have an issue with a Power BI File using big data sources. After a quick analysis, I realised that my DAX queries are the reason behind the slowness of my file, so I'm trying to convert...
Although sometimes it is necessary to pre-calculate stuff to improve performance, I would stick with DAX and optimize your model if necessary. This will make your calculations responsive to slicers and overall provide more flexibility in reporting/analysis. Is your model a star schema? How many values in your visual?
Pat