Relations and fields can be renamed in relational algebra using the renaming operator _______.
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Correct answer: (A) ρ (rho)
From CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM)
This is question 157 of CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.