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What cannot be done on a view?(a) display(b) filter(c) index(d) dropThis question was posed to me by my school principal while I was bunking the class.The origin of the question is Using Views in division Using SQL to Manage Data of MySQL

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Right answer is (C) index

For explanation I WOULD say: In MYSQL, ‘Views’ act as virtual tables. It is not possible to CREATE indexes on a view. However, they can be used for the views that are processed USING the merge algorithm.



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