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Recent content by Chorlton

  1. Chorlton

    Help Needed for DataWarehousing Project

    Bit late on this. Building on some of the other responses I would suggest the following: Firstly build an OLTP data warehouse schema. So a fully normalised schema for instance with Customer joining to customer address table Customer joining to customer_group table Customer joining to...
  2. Chorlton

    Dimension hierarchies joining to fact

    Currently the DW has standard dimensions, for customer and product these are Type 1 SCD. Mini dimensions have been created for changing hierarchy data on these dimensions (Type 2 SCD). E.g. For customer the mini dimension is: Cust_bus_hier_sk, cust_sk, <Customer Acc No, Cust Group, Business...

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