In the Alpha Acquisitions database, the country for a customer is stored in a separate table and referenced with a code. To speed up access to information in the data warehouse, this lookup should be eliminated.
Use the lookup_ext function to exchange the ID for the country name in the customers table for Alpha with the actual value from the country table.
How to In the Alpha_NACustomer_DF workspace, delete an existing expression for the Country column in the Query transform.
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