hard20 pts · first answer countsdata-modellingdenormalisation

A region rename in a wide table

Analysts love your 300-column one big table of orders. The business renames a sales region, and history must show the new name. What is the main cost here?

A.Nothing, because OBT reads the dimension at query timeB.The rename must be done in every dashboard by handC.You must add a new column for the new nameD.Many past rows must be rewritten or the table rebuilt

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A region rename in a wide table

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