The Hard Truth of Data Accuracy
Data Accuracy is one of the so-called “dimensions” of Data Quality. The goal for these dimensions, and it is a noble…
dimensions
The Case Against Slowly Changing Dimensions, Part Two
In Part 1, I showed that SCDs inadequately live up to their stated purpose. They are intended to provide history…
The Case Against Slowly-Changing Dimensions, Part One
I believe that Ralph Kimball’s fact-dimension pattern is one of the most important and powerful data design patterns ever discovered.…