<p>This monograph describes a method of data modelling whose basic aim is to make databases easier to use by providing them with logical data independence. To achieve this, the nested UR (universal relation) model is defined by extending the classical UR model to nested relations. Nested relations g
The relational model for database management: version 2
โ Scribed by E. F. Codd
- Publisher
- Addison-Wesley
- Year
- 1990
- Tongue
- English
- Leaves
- 567
- Category
- Library
No coin nor oath required. For personal study only.
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