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Oracle

1Z0-034 · Question #93

The EMP table exists in your schema. You want to execute the following query: SELECT ename, sal FROM emp AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '6' MINUTE) WHERE ename = 'ALLEN'; What are the…

The correct answer is D. The UNDO_MANAGEMENT parameter must be set to AUTO E. The UNDO_RETENTION parameter must be set appropriately. See the full explanation below for the reasoning.

Question

The EMP table exists in your schema. You want to execute the following query:

SELECT ename, sal FROM emp AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '6' MINUTE) WHERE ename = 'ALLEN'; What are the minimum requirements for the statement to execute successfully? (Choose all that apply)

Options

  • AARCHIVELOG mode must be enabled
  • BRow Movement must be enabled for the table
  • CFLASHBACK must be set to ON for the database
  • DThe UNDO_MANAGEMENT parameter must be set to AUTO
  • EThe UNDO_RETENTION parameter must be set appropriately

How the community answered

(26 responses)
  • A
    8% (2)
  • B
    4% (1)
  • C
    4% (1)
  • D
    85% (22)

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