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Oracle

1Z0-071 · Question #31

Which task can be performed by using a single Data Manipulation Language (OML) statement?

The correct answer is C. removing all data only from one single column on which a unique constraint is defined. See the full explanation below for the reasoning.

Question

Which task can be performed by using a single Data Manipulation Language (OML) statement?

Options

  • Aadding a column constraint when inserting a row into a table
  • Badding a column with a default value when inserting a row into a table
  • Cremoving all data only from one single column on which a unique constraint is defined
  • Dremoving all data only from one single column on which a primary key constraint is defined

How the community answered

(18 responses)
  • A
    17% (3)
  • B
    6% (1)
  • C
    72% (13)
  • D
    6% (1)

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Full 1Z0-071 Practice