Question: A relation schema Ris in 3d normal form if: each non-primary attribute in R is fully dependent on every key all attributes in Rhave atomic

A relation schema Ris in 3d normal form if: each non-primary attribute in R is fully dependent on every key all attributes in Rhave atomic domains satisfies zat normal form and no non-primary attribute of R is transitively dependent on the primary key Rcontains only three keys

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