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Which of the following operations is used if we are interested only in certain columns of a table?

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in Database Management System by (30.5k points)

Which of the following operations is used if we are interested only in certain columns of a table?

(a) PROJECTION 

(b) SELECTION 

(c) UNION 

(d) SELECT

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1 Answer

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by (30.4k points)

(a) PROJECTION

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