States the term second normal form
States the term second normal form?
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An entity is in the second normal form when all of its attributes depend upon the whole that is primary key. In relational terms, every column in a table should be functionally dependent upon the whole primary key of which table. Functional dependency shows that a link exists among the values in two various columns.
When the value of an attribute depends upon a column, the value of the attribute should change when the value in the column changes. That attribute is a function of the certain column.
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