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The functional dependency can be tested easily on the materialized view, using the constraints ____________.(a) Primary key(b) Null(c) Unique(d) Both Null and UniqueThe question was asked during an online interview.I need to ask this question from Algorithms for Decomposition in portion Normalization of Database Management

Answer»

Right OPTION is (d) Both NULL and Unique

To EXPLAIN: Primary key CONTAINS both unique and not null CONSTRAINTS.



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