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Where does view definition stored?
A view definition is permanently stored as part of the database.
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
why we fregment at all?
joins
What are ways of finding out either an update is required or not for derived attributes? The ways to find out an update is required or, not are as: Explicit update
Benefits: It limits data access. It makes difficult queries look easy. It permits data independence. It presents dissimilar views of the similar data.
QUESTION (a) Consider a car database consisting of car model, car make, car origin, Engine capacity, color, cost.
why are older data base model are being replaced by new data model
The H. I. Topi School of Business operates international business programs in 10 locations throughout Europe. The school had its first class of graduates in 1965. The school keep
Security: Data not needed by local applications is not stored at the site, therefore no unnecessary security violations may exist. But how can we carry out fragmentation? Fragm
milestone assignment
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