It would be very helpful if, during the analysis of the kinds of changes that can occur, it is made clear as to whether the changes are causal in nature. It would be sufficient to identify causal changes only and to assume that all unidentified changes are noncausal. This will provide assistance to the designers. Some changes, as has been previously indicated, can occur to attributes that have the property of false retrospection but that, due to the fact that they are determinants, have a “knock-on” effect on other attributes that might have the property of true retrospection. The capture of changes has to be developed into an automated process. Some mechanism is created that enables changes that ...

Get Designing a Data Warehouse: Supporting Customer Relationship Management now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.