A Comparative Study of Various Nested Normal Forms

  title={A Comparative Study of Various Nested Normal Forms},
  author={Wai Yin Mok},
  journal={IEEE Trans. Knowl. Data Eng.},
ÐAs object-relational databases (ORDBs) become popular in the industry, it is important for database designers to produce database schemes with good properties in these new kinds of databases. One distinguishing feature of an ORDB is that its tables may not be in first normal form. Hence, ORDBs may contain nested relations along with other collection types. To help the design process of an ORDB, several normal forms for nested relations have recently been defined, and some of them are called… CONTINUE READING


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