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Question 239 - COF-C02 discussion

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A materialized view should be created when which of the following occurs? (Choose two.)

A.
There is minimal cost associated with running the query.
Answers
A.
There is minimal cost associated with running the query.
B.
The query consumes many compute resources every time it runs.
Answers
B.
The query consumes many compute resources every time it runs.
C.
The base table gets updated frequently.
Answers
C.
The base table gets updated frequently.
D.
The query is highly optimized and does not consume many compute resources.
Answers
D.
The query is highly optimized and does not consume many compute resources.
E.
The results of the query do not change often and are used frequently.
Answers
E.
The results of the query do not change often and are used frequently.
Suggested answer: B, E

Explanation:

A materialized view is beneficial when the query consumes many compute resources every time it runs (B), and when the results of the query do not change often and are used frequently (E).This is because materialized views store pre-computed data, which can speed up query performance for workloads that are run frequently or are complex

asked 23/09/2024
Reneus Martini
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