As shown in Figure 1, business intelligence goes through a life cycle. BI lifecycle management ... As a level 2 data flow diagram (DFD), you can see more detail about the processes that go into an ...

Data flow diagrams (DFDs ... of DFDs to show different aspects of your system, such as the context diagram, the level 0 diagram, and the level 1 diagram. To make your DFD clear and consistent ...