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Where does view definition stored?
A view definition is permanently stored as part of the database.
(a) Why did SAP introduce the extended star schema?
Type of database technology
State the Component Diagram A component diagram represents a set of component and relationships among them. In a dynamic model, component diagram is used to model physical com
Consider the subsequent relation Professor (Pfcode, dept, head, time) It is assumed that (i) A professor can work in much more than one
Describe Dynamic Model. The dynamic model specifies allowable sequences of changes to the objects from an object model. It contains event trace diagrams describing scenarios. A
what is the need of a log in dbms
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
how the string works as keyword?
What are temporary tables? Temporary tables exist solely for a particular session or whose data persists for the duration of the transaction.
How to create values of structured type? Constructor functions are used to make values of structured types. A function with the similar name as a structured type is a construct
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