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There are a number of possible solutions to the open ended brief. One of the simple ones is shown here without the PKs and FKs.
It is important to think of how a number of tasks could be automated and delivered through the use of triggers and procedures which alleviates the need to create entities and store information.
You are advised to iterate your own solution and use this skeleton solution with modifications to both validate and verify your own model.
In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
Due date for May 8
Use a Set operator to create a list of academics who have written or co-written less than 5 papers and also have greater than 3 interests. List their academic number in the output.
What are stored-procedures? And what are the advantages of using them? Stored procedures are database objects that perform a user defined operation. A stored procedure can have
Explain the cartesian product in Database Management System
What is meant by functional dependencies? Consider a relation schema R and α C R and β C R. The functional dependency α ->β holds on relational schema R if in any legal relati
Question: (a) What are decision support systems, and what role do they play in the business environment? (b) Data mining is a knowledge discovery process of automated extr
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
what benefit can a company gain by managing its own infrasture and services
This project requires you to create a database design. Your design will be documented in a set of Entity-Relationship diagrams. Draw a set of Entity-Relationship diagrams to mode
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