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vertical fragmentation
Illustrate the State model for the ATM class let us take state model for the ATM class given below in Figure showing state model of the ATM class and the pseudo code derived fr
Explain the Query Processing Data Query Processing permits a user to report or analyze structured and unstructured data pulled from multiple data sources.
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
under what condition log based recovery is feasible?
what is er digram given that example of hospital,bank and library er digram.
What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
sql is relationally complete-justify
Using the concepts defined previous, we have identified that strong entities in COLLEGE database are FACULTY, STUDENT, COURSE and DEPARTMENT. This database also has one weak entity
what do you understand by enhanced entity-relationship
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