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State the Object Design for Processing The object design phase comes after analysis and system design phase. The object design phase includes implementation details like as i
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
what is un ordered and ordered file managment?
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
Explain the cartesian product in Database Management System
Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
Question: (a) Discuss the difference between a composite key and a composite attribute. How would each be indicated in an E-R diagram? Support your answer with appropriate exam
Define outer union operation of the relational algebra. Compute the outer union for the relations R and S given below. Outer Join - If there are any values in one tabl
Explain Derived and Non-Derived Attribute? In few cases, two or more attribute values are related, for instance, Age and BirthDate attributes of a person. For specific person e
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