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State the Steps of Object Design Object design is a very iterative process in which various classes, relationships among objects are added when you move from one level to
State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso
in case of functional dependencies how we get the higher normal form.
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
Read the description below and draw an Entity-Relationship diagram for it. You must use the symbols described in the course materials. This database will help the Parents Assocc
explain the mapping constraints
Creating views with Read only option : In the view definition this option is used to make sure that no DML operations can be done on the view.
Explain weak and strong entity type ? Weak and Strong entity type: An entity set which does not have a primary key is referred to as a weak entity set. The existence of a wea
why are older data base model are being replaced by new data model
What are the reasons of bucket overflow? Explain any two methods for solving this problem. Ans: It is general for file structures to be divided into equal-length partitions, k
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