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Oracle

1Z0-061 · Question #228

Top N analysis requires _____ and _____. (Choose two.)

The correct answer is C. an ORDER BY clause E. an inline view and an outer query. The correct statement for Top-N Analysis SELECT [coloumn_list], ROWNUM FROM (SELECT [coloumn_list] ORDER BY Top-N_coloumn) WHERE ROWNUM <= N;

Using Subqueries to Solve Queries

Question

Top N analysis requires _____ and _____. (Choose two.)

Options

  • Athe use of rowid
  • Ba GROUP BY clause
  • Can ORDER BY clause
  • Donly an inline view
  • Ean inline view and an outer query

How the community answered

(43 responses)
  • A
    5% (2)
  • B
    7% (3)
  • C
    74% (32)
  • D
    14% (6)

Explanation

The correct statement for Top-N Analysis SELECT [coloumn_list], ROWNUM FROM (SELECT [coloumn_list] ORDER BY Top-N_coloumn) WHERE ROWNUM <= N;

Topics

#Top-N analysis#inline view#ORDER BY#ROWNUM

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