A DWH is, like already said below a collection of in presence used data, well structured, quality proven, in the best case "The single point of truth." Overall the biggest part will be structured data, nevertheless, it is also possible to store semi-structured data. Normally…

From an actual point of view, we think, that the supporting functionality for developers could be better. We would like to see e.g. functionality for automated mapping of columns in SORT Stages to the output or a good GUI (we know, that IBM is working on this, we would love…