Question: Table Old has: columns A , B , C , D candidate keys D and ( A , C ) dependency A B ( in

Table Old has: columns A, B, C, D candidate keys D and (A, C) dependency A B (in addition to dependencies on candidate keys) Revise table Old and create table New to achieve Boyce-Codd normal form. What columns are in the revised table Old, table New, and the table New primary key?

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