Information Management NewsCan anyone share some experience as to how to test a data warehouse? What kind of test cases needs to be written?
Information Management NewsThe good news is that information quality can be measured - via various data quality dimensions. A data quality dimension is a way to measure and manage data and information quality. I reference 12 data quality dimensions that I believe are the most practical and useful for the business to measure and manage.
Information Management NewsFirst of all, some reports can be predicted. The reports users get today that will be satisfied by the data warehouse will still need to be run, perhaps somewhat differently and delivered differently, but they will still be needed and can be predicted.
Information Management NewsHoping not be bombarded by emails, I still dont get the difference between Kimballs and Inmons approach.
Information Management NewsQuestion: Apart from bloated dimension, what are the negatives of using all known attributes in your slowly changing dimensions (SCD)?
Information Management NewsWhich method is the best to achieve my goal (staging database with changed data) taking into consideration the issues of performance, latency, impact on source database etc.?
Information Management NewsQuestions: I am interested to learn more about the difference between the recommendation engine and the predictive analytics.