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Advantages and disadvantages of icloud based storage
What subschema expresses ? A subschema expresses the external view. (External schemas are called also called as subschemas)
why we fregment at all?
Why do so various organizations use MySQL? Advantages: Open source Highly efficient Offers a high scalability in terms of size and connectivity. Highly prote
Attributes and its types explain?
Define the concept of aggregation. Give two examples where this concept is useful. Ans: Aggregation transforms a relationship among the objects into a higher-level object. A
Question : Mr. Smith Harry has a car manufacturing company which has recently integrated management information system. He wishes to obtain more information on ethics and socia
What does conceptual design work? A conceptual design involves modelling independent of the DBMS.
Set Difference If R1 and R2 are two union compatible relations or relations then result of R3 =R1- R2 is the relation that have only those tuples that are in R1 but not in R2.
project on dbms
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