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Question 36Asked in DSSSB TGT Computer Science (Technical), 8 Aug 2021, Shift 2

Which of the following is an Aggregate operator in structured Query Language?

  1. AMinus
  2. BIntersect
  3. CUnion
  4. DCount
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Correct answer: (D) Count

Explanation

COUNT is an aggregate function: it returns one value computed over a set of rows. MINUS, INTERSECT and UNION are set operators.

From DSSSB TGT Computer Science PYQ (Technical), 8 Aug 2021, Shift 2

This is question 36 of DSSSB TGT Computer Science PYQ (Technical), 8 Aug 2021, Shift 2. 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.