Zend
200-530 · Question #399
Which of the following statements describes the use of a GROUP BY clause?
The correct answer is B. A GROUP BY clause returns a single row of information for each group of rows. See the full explanation below for the reasoning.
Question
Which of the following statements describes the use of a GROUP BY clause?
Options
- AA GROUP BY clause automatically sorts the grouped result in ascending order, if DESC
- BA GROUP BY clause returns a single row of information for each group of rows.
- CA GROUP BY clause automatically sorts the grouped result in descending order.
- DA GROUP BY clause returns a single row of information for each group of rows, in addition to
How the community answered
(14 responses)- A7% (1)
- B79% (11)
- C14% (2)
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