can ome tell me:
1. whats the difference b/w F and E fact tables?
2. what will happen when we compress an IC. does the data and the structure will remain or not/.
3. and whats the importance of a 0sourcesytem Infoobject.?
4.what is packet dimension and whats the significance/.
1 There is a good explanation in this thread
For performance reasons, and to save space on the memory we do the compression
Hope this helps