In practice, 3NF is accepted as the most desirable form of relational schemas It does not eliminate all redundancies but guaranties dependency preservation.
In  it was shown that 3NF has the least amount of redundancy among all dependency preserving normal forms.
Rob & Coronel (2007) take the stance that "Almost all business designs use 3NF
as the ideal normal form" (p.
Anna Barlet, c/o Seymour Pierce, 29/30 Cornhhill, London EC3V 3NF
This will give data modelers, data analysts, data administrators and database designers an automated means of converting high-level conceptual data designs to mathematically correct 3NF
relational database designs," said Dr.
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