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.
Write down brief note on the differentiation between dynamic cache and static cache?
Provide a brief introduction of the term slowly changing dimensions (or SCD)?
States the term Star Schema?
Write down the differentiation between lookup and filter transformation?
What are the causes of Monopoly? Explain in brief.
Describe briefly the difference between identifier and attributes?
Name the methods that are available in storing sequential files?
Define the RETURN statement.
Explain the Aggregate Awareness?
Explain the term Container and also its types?
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