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 the brief notes on multidimensional data model.
Explain, why we use the lookup transformations?
Explain middleware applications which ease the connection of databases to Web applications?
In which circumstance should you recompile the package body after recompiling the package requirement?
Distinguish between the query answering and direct query answering.
State the types of users in the Business Objects?
Explain the relationship between JDBC and Sybase.
Describe briefly the difference between a Java applet and a Java servlet?
Write a short on the six database functions which occur during the systems development life cycle?
Briefly describe the term dimension tables and fact tables?
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