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What is a view?
A view is a logical view on one or more tables. A view on one or more tables i.e., the data from a view is not actually physically kept instead being derived from one or more tables.
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 data
usecase diagram,activity diagraM,SEQUENCE DIAGRAM
Desirable Properties Of Decomposition Decomposition is a process of dividing a relation into its projections that will not be disjoint. Please remind the Relational projection
Query Processor The query language processor is responsible for taking query language statements or shifting them from the English-like syntax of the query language to a form
Benefits of Sequential File Organisation It is quick and efficient when dealing with huge volumes of data that require being processed periodically (batch system). Dra
Question (a) Visual Basic is governed by an event processor. Explain the meaning of this phrase. (b) Differentiate between an general procedure and event procedure. (c)
#A multinational tour operator agency has gained new business growth in the North American market through the use of social media. Its operation has expanded by 50% within six mont
Scenario: You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked
normal forms
Explain the Fundamental concepts of object-orientation Software developers, data base administrators (DBAs) need to be familiar with fundamental concepts of object-orientation.
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