#datamodelling

Introduction A Power BI dashboard is only as reliable as the data behind it. For the JCars...

Introduction A Power BI report is only as good as the data model behind it. DAX...

Introduction When working with Power BI, importing data is only the beginning. The real...

Vector indexes are not only for embeddings. Project a latitude and longitude onto the unit sphere and Euclidean distance gives you the true great-circle ordering, which is more than a geohash manages anywhere near a cell boundary.

Introduction Welcome to Power BI, which in my opinion is Excel’s slightly cooler cousin....

The sensor knew how much to trust itself. Our database column did not have room for that, so we threw...

Introduction Data modelling in Power BI is the process of organizing data into tables and...

Introduction Data modelling involves organizing tables, defining relationships between...

Introduction Importing data into Power BI is only the beginning of the analytics process....

Data Modelling in Power BI Data modeling is the process of analyzing and defining all the...

We shipped a filter that threw away bad GPS readings. Months later somebody asked whether it was...

Tracks are not rows. A practical guide to modelling recordings, contributors, releases and identifiers so royalty reporting stays possible.