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blog post –

PowerPivot and the Slowly Changing Dimensions

Slowly changing dimensions are very common in the data warehouses and, basically, they store many versions of the same entity whenever a change happens in the columns for which history needs to be maintained. For example, the AdventureWorks data warehouse  Read more

blog post –

PowerPivot Workshop – last days to register

There is less than one week (and only a few seats) available to register to the first PowerPivot Workshop that will be held in the Netherlands on December 1-2, 2010. I and Alberto spent the last days to refine the last slides and demo. Despite the workshop  Read more