Oracle Database Administration from Zero to Hero - Using Table Compression (Part 1 of 2)

Oracle Database Administration from Zero to Hero - Using Table Compression (Part 1 of 2)

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The lecture covers Oracle table compression, focusing on basic and advanced types. Basic compression reduces storage by deduplicating repeated values, effective in bulk-loaded, read-only tables. Direct path loading enhances performance by bypassing buffer cache. Implementation involves setting table attributes, with options for existing tables. The lecture emphasizes scenarios for optimal use and potential CPU overhead.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the append hint in direct path loading?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens to existing rows when the compression attribute of a table is changed?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How can compression be set at the table space level in Oracle?

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