Define the term Data Independence
Define the term Data Independence?
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Data independence:
It implies that the application is independent of the storage structure as well as access strategy of data. Conversely, the capability to modify the schema description in one level must not affect the schema definition within the subsequent higher level.
Distinguish between the query answering and direct query answering.
Write down the unsupported repository objects for mapplet?
What is meant by the User Objects? Specify some of its restrictions?
Explain the term Data mart?
Explain the various types of stages?
Explain how is the HASH file used and where we can use it?
Explain the slowly changing dimensions?
What are the Features of Monopoly?
Explain the ways to controlling Cursor Behavior.
Illustrates the term data structure?
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