You need to handle the SCD in your data warehouse schema design. The technique you use will probably affect your ETL process startegy. It will also affect how the BI tool querying your data.
OBIEE is not a ETL tool. It provides the tool, DAC – Data Warehouse Administation Console for managing and monitoring the ETL processes, but its focus is really on the logical data modeling and data access. You need to define how a fact table and a dimension table are joined in OBIEE. Read the rest of this entry »