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Oracle

1Z0-074 · Question #24

The In-Memory compression level is set to MEMCOMPRESS FOR QUERY HIGH. For what purpose is this optimized?

The correct answer is B. for query performance and space saving. Explanation/Reference: https://docs.oracle.com/database/121/REFRN/GUID-5772F775-2A3E-4BC8-AA03- B8FF383BEE52.htm#REFRN10350

New Features for Performance

Question

The In-Memory compression level is set to MEMCOMPRESS FOR QUERY HIGH. For what purpose is this optimized?

Options

  • Afor parallel query performance only
  • Bfor query performance and space saving
  • Cfor query performance and space saving with greater bias toward space saving
  • Dfor query performance only
  • Efor space saving only

How the community answered

(66 responses)
  • A
    8% (5)
  • B
    71% (47)
  • C
    17% (11)
  • D
    3% (2)
  • E
    2% (1)

Explanation

Explanation/Reference: https://docs.oracle.com/database/121/REFRN/GUID-5772F775-2A3E-4BC8-AA03- B8FF383BEE52.htm#REFRN10350

Topics

#In-Memory compression#MEMCOMPRESS FOR QUERY HIGH#columnar store#query performance

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