Dimensional Modeling and Kimball Data Marts in the Age of Big Data and Hadoop

Uli Bethke Big Data, Business Intelligence, Data Warehouse, Dimensional Modeling

Update 29-May-2018: The purpose of this article is threefold (1) Show that we will always need a data model (either done by humans or machines) (2) Show that physical modelling is not the same as logical modelling. In fact it is very different and depends on the underlying technology. We need both though. I illustrated this point using Hadoop at ...