What way a particular application views data from database, Database Management System

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What is the way a particular application views the data from the database that the application uses?

Sub schema is the way a particular application views the data from the database that the application uses.


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Use of partial data by applications : In common, applications work with views rather than whole relations. Thus, it may be more appropriate to work with subsets of relations rather

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Heap files (unordered file) Mostly these files are unordered files. It is the easiest and most basic type. These files having of randomly ordered records. The records will have

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