Chapter 3. Loading Data into the InfoCube
In Chapter 2, we created an InfoCube. In this chapter, we will demonstrate how to load the data described in Chapter 1 into this InfoCube. From a data integrity and load performance point of view, we will load the characteristic data (Tables 1.1 through 1.3) before the transaction data (Table 1.4).
Data reside in source systems. In the example used in this chapter, the data reside in our PC in four Microsoft Excel files. To set up a protocol to ensure that BW knows where to find these files and how to extract the data, we must define a source system in BW. To schedule a load, we must also define a BW object called InfoPackage.
For the InfoPackage to know the structure of the data's destination (either a ...