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Design Of Distributed Databases: The distributed databases are mainly relational at local level. So a local database schema is the similar as that of a centralised database design
What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
How nulls are treated in comparison operator? Along with comparison (relational) operators, the null values are ignored as we cannot derive the relation along with the given op
please give me introduction to full data in D B M S in a short assignment
a project based on normalization with first, second and third normalization. There need to be a diagram also
OBJECTIVES After going through this unit you should be capable to: Explain the File Based system and its limitations; Explain the structure of DBMS; Explain the
what is specialization?
Define Physical and Logical independence Ans: Physical data independence: The ability to modify physical level without causing application program to be rewritten. Logic
in case of functional dependencies how we get the higher normal form.
what benefit can a company gain by managing its own infrasture and services
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