medium10 pts · first answer countsdata-modellingscd

Which customer key the fact stores

dim_customer is a type 2 SCD with a surrogate key per version. Which key should a sales fact row store?

A.The natural customer_id onlyB.The surrogate key of the version valid at the saleC.The surrogate key of the current versionD.The surrogate key of the first version

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Which customer key the fact stores

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