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Explain the disadvantages of a file processing system? Ans: Disadvantages of File Processing Systems include: 1) Data Redundancy 2) Data Inconsistency 3) Difficult to acce
What are the comparison operator in SQL? Comparison operator in SQL are =, LIKE and BETWEEN
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
can you resolve this for me please? Database Management Systems Homework 1 The following relations are given (primary keys are underlined): PLAY-ACTOR(AId, Name, Nationality, Birt
What is relational model feature? A relational model feature is much more data independence than some other database models.
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Home based assignment Consider an ORDER table with the following attributes: • Order Number (ONo),Customer Number (CNo),Customer Name (CNa),Item Number (INo),Unit Price (UP), Quant
File Manager File manager handles the allocation of space on disk storage. It starts and maintains the list of structures and indices described in the internal schema that is
What is known as heap file organization? In the heap file organization, any record can be placed anywhere in the file where there is space for the record. There is no ordering
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