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The project operation’s function in relational algebra is identical to the _______ clause in SQL

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The project operation’s function in relational algebra is identical to the _______ clause in SQL

(a) where

(b) from

(c) select

(d) none of the mentioned

The question was asked in examination.

This intriguing question originated from The Relational Algebra topic in section Intermediate and Advanced Sql of RDBMS

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Correct choice is (c) select

To elaborate: The project operation’s function in relational algebra is identical to the select clause in SQL standard. It is used to list the attributes that are to be displayed.

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