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Object-based Models: Use objects as key data representation components.
Examples:-
what do you mean by primary key constraint?
What is the difference between a key and a superkey? Key - A key a single attribute or a combination of two or more attributes of an entity set which is used to identify one
What Command You Use What Day of the week were you born
QUESTION (a) Consider a car database consisting of car model, car make, car origin, Engine capacity, color, cost.
give some example real-life situations where DBMS are most suiitabe
what is cascading? what is rollback cascading? please explain in detail
Briefly explain what is to be done during defining problem statement. To define Problem Statement of a system, define what is to be done and how you can go to implement that. Y
Illustrate the Deployment Diagram A deployment diagram shows all nodes on network, their processor execution and interconnections. In a dynamic model, this is used to represen
Every School has many teachers and many students. Each student is assigned to one school and each teacher works for one school only. Each teacher teaches more than one subject but
Analyzing Association Traversal Till now, we have supposed that associations are bi-directional. But in the case of traversal, it is in only one direction in any application,
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