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Database Systems: Concepts, Design and Applications
book

Database Systems: Concepts, Design and Applications

by S. K. Singh
August 2009
Intermediate to advanced
893 pages
26h 48m
English
Pearson India
Content preview from Database Systems: Concepts, Design and Applications

State True/False

1.A functional dependency (FD) is a property of the information represented by the relation.
2.Functional dependency allows the database designer to express facts about the enterprise that the designer is modelling with the enterprise databases.
3.A functional dependency is a many-to-many relationship between two sets of attributes X and Y of a given table T.
4.The term full functional dependency (FFD) is used to indicate the maximum set of attributes in a determinant of a functional dependency (FD).
5.A functional dependency in the set is redundant if it can be derived from the other functional dependencies in the set.
6.A closure of a set (also called complete sets) of functional dependency defines all the FDs that can be ...
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Publisher Resources

ISBN: 9788177585674