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IBM

C2090-312 · Question #63

Which of the following does NOT make a view a read-only view?

The correct answer is D. Any FROM clause, after the first, identifies more than one table or view, or identifies a table. See the full explanation below for the reasoning.

Question

Which of the following does NOT make a view a read-only view?

Options

  • AThe outer fullselect contains a GROUP BY clause.
  • BThe first SELECT clause specifies the keyword DISTINCT.
  • CThe only table referenced is a system maintained temporal table and a period-specification is
  • DAny FROM clause, after the first, identifies more than one table or view, or identifies a table

How the community answered

(21 responses)
  • A
    14% (3)
  • B
    5% (1)
  • C
    5% (1)
  • D
    76% (16)

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Full C2090-312 Practice