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What is called query processing?
Query processing refers to the range of activities included in extracting data from a database.
The Internal or Physical Level The collection of files permanently stored on secondary storage devices is called as the physical database. The internal or physical level is t
The database application project (DAP) for this assignment consists of the creation of a fully functional Microsoft Access database application for a real client. I recommend you s
what is the relationship between receipt and owner entities in computer sales and service company
Winfield is a small city with a population of 22,000 with buses serves three routes in Winfield and neighboring areas. As the city’s IT director, you have been asked to set up an i
Define Atom of domain relational calculus An atom has the outline 1 , x 2 , ... , x n > -> r , in which r stands for a relation on n attributes and x 1 , x 2 , ... , x n ar
Define the concept of generalization A generalization is relationship between specific kind of thing and general thing. It is also known as "is-a-kind-of" relationship. Inher
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what is multivalued dependency
Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
What are the aggregate objects in the data dictionary? Views Match codes Lock objects.
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